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HomeMy WebLinkAboutDWG 532-5A; MS 09-07; ROSS RESIDENCE; 01-22DESCRIPTION DWG NO.SYMBOL QUANTITY 1" WATER SERVICE WITH 1" BACKFLOW AND 1" WATER METER **CMWD W-5 DRIVEWAY, THICKNESS 5-1/2" (CONCRETE)331 SF GRADING NOTES: THE GRADING WORK SHALL CONSIST OF THE CONSTRUCTION OF ALL CUTS AND FILLS, REMEDIAL GRADING, DRAINAGE FACILITIES, EROSION CONTROL FACILITIES, AND PREPARATION OF AS-BUILT GRADING PLANS, AS-BUILT GEOLOGIC MAPS AND REPORTS, ALL AS SHOWN OR REQUIRED ON THIS SET OF PLANS AND THE CITY STANDARDS, SPECIFICATIONS, REQUIREMENTS, RESOLUTIONS AND ORDINANCES CITED ON THESE PLANS. THE GRADING WORK SHALL BE PERFORMED IN ACCORDANCE WITH THE FOLLOWING DOCUMENTS, CURRENT AT THE TIME OF CONSTRUCTION, AS DIRECTED BY THE CITY ENGINEER. 1.CARLSBAD MUNICIPAL CODE. 2.CITY OF CARLSBAD ENGINEERING STANDARDS. 3.THIS SET OF PLANS. 4.3RD EXTENSION APPROVAL LETTER DATED 6/15/23 . 5.THE STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION (GREEN BOOK). 6.SOILS REPORT AND RECOMMENDATIONS BY CHRISTIAN WHEELER ENGINEERING DATED AUGUST 9, 2024, MARCH 28, 2025 & APRIL 30, 2025 7.THE SAN DIEGO REGIONAL STANDARD DRAWINGS AND AS MAY BE MODIFIED BY THE CITY OF CARLSBAD STANDARDS. 8.CALIFORNIA COASTAL COMMISSION DEVELOPMENT PERMIT CONDITIONS DATED N/A 9.ENVIRONMENTAL APPROVAL DOCUMENTS DATED 03/01/18 . 10.STORM WATER POLLUTION PREVENTION PLAN, TIER 2 11.STORM WATER QUALITY MANAGEMENT PLAN PREPARED BY K & S ENGINEERING, INC DATED 5/08/2025 . 12.CALIFORNIA STORM WATER QUALITY ASSOCIATION BMP CONSTRUCTION HANDBOOK AND CALTRANS CONSTRUCTION SITE BMP MANUAL. WORK TO BE DONE:EROSION CONTROL NOTES: "DECLARATION OF RESPONSIBLE CHARGE" I HEREBY DECLARE THAT I AM THE ENGINEER OF WORK FOR THIS PROJECT, THAT I HAVE EXERCISED RESPONSIBLE CHARGE OVER THE DESIGN OF THE PROJECT AS DEFINED IN SECTION 6703 OF THE BUSINESS AND PROFESSIONS CODE, AND THAT THE DESIGN IS CONSISTENT WITH CURRENT STANDARDS. I UNDERSTAND THAT THE CHECK OF PROJECT DRAWINGS AND SPECIFICATIONS BY THE CITY OF CARLSBAD DOES NOT RELIEVE ME, AS ENGINEER OF WORK, OF MY RESPONSIBILITIES FOR PROJECT DESIGN. FIRM: K & S ENGINEERING, INC ADDRESS: 7801 MISSION CENTER COURT, SUITE 100 CITY, STATE: SAN DIEGO, CA TELEPHONE: (619) 296-5565 EMAIL: H-ZOMORRODI@KS-ENGR.COM BY DATE: 10/31/25 HOSSEIN ZOMORRODI R.C.E. NO.: 43235 REGISTRATION EXPIRATION DATE: 3/31/26 SOILS ENGINEER'S CERTIFICATE SOURCE OF TOPOGRAPHY TOPOGRAPHY SHOWN ON THESE PLANS WAS GENERATED BY FIELD SURVEY METHODS FROM INFORMATION GATHERED ON JUNE 06, 2025, BY K & S ENGINEERING. AERIAL TOPOGRAPHY WAS PREPARED BY BIRDS EYE AERIAL DRONES ON JULY 21, 2025. TOPOGRAPHY SHOWN HEREON CONFORMS TO NATIONAL MAP ACCURACY STANDARDS. PROJECT LOCATION THIS PROJECT IS LOCATED WITHIN ASSESSOR'S PARCEL NUMBER(S) 216-160-18-00 SAN T A F E CITY OF ENCINITAS OCEAN PACIFIC BL V D LA COSTA AVE RA N C H O R E A L CANNON PALOMAR C A R L S B A D A V I A R A P K W Y . AIRPO R T CITY OF OCEANSIDE I N T E R S T A T E 5 HIGHWAY 78 RD. EL CAM I N O ROA D CITY OF VISTA ROAD ALGA ROAD CITY OF SAN MARCOS SCALE NOT TO VICINITY MAP C O L L E G E B L . CO L L E G E BLV D . SITE 4,240'± INDEX OF SHEETS SHEET 1 TITLE SHEET SHEET 2 IMPROVEMENT PLAN SHEET 3 GRADING PLAN SHEET 4 UTILITY PLAN SHEET 5 SECTIONS SHEET 6 SECTIONS & DETAIL SHEET 7 TIER 2 SWPPP TITLE SHEET SHEET 8 EROSION CONTROL PLAN SHEET 9 RETAINING WALL PROFILE SHEET 10-12 RETAINING WALLS SHEET 13-21 SHORING WALLS SHEET 22 SINGLE SHEET BMP EXHIBIT LEGAL DESCRIPTION LOT 18 OF LA COSTA SOUTH UNIT NO. 1, IN THE CITY OF CARLSBAD, COUNTY OF SAN DIEGO, STATE OF CALIFORNIA, ACCORDING TO OFFICIAL MAP THEREOF NO. 6117, FILED IN THE OFFICE OF THE SAN DIEGO COUNTY RECORDER ON JUNE 3, 1968. PROJECT ADDRESS 2484 LA COSTA AVENUE, CARLSBAD, CA 92009 DEVELOPER NAME: ZOBAIR ROOHANI ADDRESS: 13523 PENFIELD POINT, SAN DIEGO, CA 92130 PHONE NO.: (310) 606-0243 EARTHWORK QUANTITIES CUT: 918 CY FILL: 1,410 CY IMPORT: 492 CY EXPORT: 0 CY REMEDIAL: 7,839 CY BENCHMARK DESCRIPTION: 2.5" BRASS DISK MARKED CLSB-023 L.S. 6215 LOCATION: LOCATED ON THE NORTH CURB OF LA COSTA AVE. 1/2 MILE EAST OF EL CAMINO REAL. 22FT. EAST OF THE EAST END OF A 2.5FT. TALL GUARDRAIL PER R.O.S. 17271. RECORDED: ROS 17271 ELEVATION: 59.91 DATUM: NGVD 29 ABBREVIATIONS LEGEND POST-CONSTRUCTION BMP TABLE STORMWATER REQUIREMENTS THAT APPLY: STANDARD STORMWATER REQUIREMENTS PRIORITY PROJECT REQUIREMENTS TOTAL LOT AREA = 23,712 SF (0.544 AC.) TOTAL DISTURBED AREA = 23,627 (0.524 AC.) (THIS AREA INCLUDES BUT IS NOT LIMITED TO OFF-SITE WORK INCLUDING PUBLIC IMPROVEMENTS AND TEMPORARY DISTURBANCE SUCH AS VEHICLE AND EQUIPMENT STAGING AREAS, CONSTRUCTION WORKER FOOT TRAFFIC, SOIL/GRAVEL PILES, UTILITY TRENCHES, BACKFILL CUTS AND SLOPE KEYWAYS) TOTAL REPLACED IMPERVIOUS AREA = 0 TOTAL PROPOSED IMPERVIOUS AREA = 13,300 A AREA CF CURB FACE CL CENTERLINE CO CLEANOUT DWY DRIVEWAY E EAST EL.ELEVATION EP EDGE OF PAVEMENT EX.EXISTING E, T, G ELECTRICAL, TELEPHONE, GAS FFE FINISHED FLOOR ELEVATION FG FINISHED GRADE FL FLOW LINE FS FINISHED SURFACE GB GRADE BREAK H RETAINING HEIGHT, HORIZONTAL HP HIGH POINT IE INVERT ELEVATION L LENGTH MAX MAXIMUM MIN MINIMUM N NORTH PL PROPERTY LINE PVC POINT OF VERTICAL PVI POINT OF VERTICAL PVT POINT OF VERTICAL ROW RIGHT OF WAY S SOUTH TC TOP OF CURB TE TOP OF ELEVATION TF TOP OF FOOTING TG TOP OF GRATE TS TOP OF SHORING TW TOP OF WALL TYP TYPICAL W WEST V VERTICAL TITLE SHEET 1 THIS CALIFORNIA COORDINATE INDEX OF THIS PROJECT IS: 334 1689N E "AS BUILT" SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD 2 EA 6" CURB & GUTTER 58 LF EXISTING SIDEWALK (CONCRETE) ****SDRSD G-14A *C.O.C. GS-12 BIOFILTRATION BASIN (NO INFILTRATION)575 SF 9" NDS ROUND GRATE OR EQ.-3 EA 12"X12'" NDS GRATE OR EQ.-11 EA SLOPE 2:1 MAX.- ****SDRSD G-02, TYPE G - RETAINING WALL 2,400 SFSEE SHEETS 10-12 SAWCUT 267 SF SEE SHEETS 13-21 PAVEMENT (PUBLIC STREET)262 SF*C.O.C. GS-17 2" GRIND AND OVERLAY 2,678 SF- TRENCHING RESURFACING 84LF*C.O.C. GS-25 6" PVC STORM DRAIN PIPE 366.5 LF PCC DRAINAGE DITCH 143 LF****SDRSD D-75, TYPE B RIPRAP, T=1.1', ROCK CLASS NO.2 BACKING 2 EA****SDRSD D-40, TYPE 1 4" SEWER LATERAL 2 EA W S SCO 24"X24'" NDS GRATE OR EQ.-2 EA ****LWD S-17,S-25, S-32 (TYPE II) DANIEL B. ADLER AUGUST 9 2024 SIGNED: G.E./P.E. NO.: 36037 DATE: 11/31/2025 LICENSE EXPIRATION DATE: 06/30/2026 I, A REGISTERED (CIVIL/GEOTECHNICAL) ENGINEER OF THE STATE OF CALIFORNIA, PRINCIPALLY DOING BUSINESS IN THE FIELD OF APPLIED SOILS MECHANICS, HEREBY CERTIFY THAT A SAMPLING AND STUDY OF THE SOIL CONDITIONS PREVALENT WITHIN THIS SITE WAS MADE BY ME OR UNDER MY DIRECTION BETWEEN THE DATES OF , AND , . TWO COPIES OF THE SOILS REPORT COMPILED FROM THIS STUDY, WITH MY RECOMMENDATIONS, HAS BEEN SUBMITTED TO THE OFFICE OF THE CITY ENGINEER. SUBDIVISION BOUNDARY - RIGHT OF WAY - R/W EASEMENT - LEUCADIA WASTEWATER DISTRICT PUBLIC SEWER SYSTEM APPROVAL APPROVED BY:LWD DISTRICT ENGINEER DEXTER S. WILSON PE RCE DATE DEXTER WILSON ENGINEERING, INC. FIRM EXP. DATE 6/30/2026 C33692 DETAIL SHEET 22 - - - - REFERENCE DRAWINGS WATER DRAWING #168-10 SEWER COUNTY OF SD TM 2694-1 EXEMPT FROM HYDROMODIFICATION? EXEMPT FROM TRASH CAPTURE? YES NO YES NO PARTIALLY COMPLETED PROJECTS SEEKING TO INDEFINITELY STOP WORK AND CLOSE THE GRADING PERMIT MUST IMPLEMENT APPROPRIATE ACCESS RESTRICTION AND EROSION AND SEDIMENT CONTROL MEASURES TO THE SATISFACTION OF THE CITY, INCLUDING BUT NOT LIMITED TO THE FOLLOWING: 1.PERMANENTLY STABILIZE ALL SLOPES (>5%) - 70% COVER WITH WELL-ESTABLISHED, SUSTAINABLE, NON-WEED VEGETATION (SEE CITY LANDSCAPE MANUAL FOR GUIDELINES) IS CONSIDERED ADEQUATE. 2.PERMANENTLY STABILIZE FLAT AREAS (≤5%) - 70% COVER WITH WELL-ESTABLISHED, SUSTAINABLE, NON-WEED VEGETATION (SEE CITY LANDSCAPE MANUAL FOR GUIDELINES) OR 2 INCHES (MINIMUM) OF PERMEABLE COVER (E.G., GRAVEL) IS CONSIDERED ADEQUATE. 3.RESTRICT ACCESS TO SITE - COORDINATE WITH CITY STAFF TO DETERMINE APPROPRIATE FENCING TYPE. 4.SIGNAGE ALONG FRONTAGE ROAD(S) POSTING THAT DUMPING, LITTERING, AND TRESPASSING ARE PROHIBITED. 5.TRESPASS ENFORCEMENT AUTHORIZATION LETTER MUST BE SENT FROM THE OWNER TO THE CITY OF CARLSBAD POLICE DEPARTMENT. 6.NOTARIZE AND RECORD AGAINST THE PROPERTY AN AGREEMENT STATING THAT OWNER IS RESPONSIBLE FOR MAINTAINING FENCING AND SIGNAGE, ADHERING TO THE FIRE PREVENTION ORDINATION, KEEPING THE SITE FREE FROM LITTER ACCUMULATION AND VEGETATION GROWTH, AND REMOVING ANY ILLEGALLY DUMPED MATERIALS AT THE SITE UNTIL THE PROPERTY IS DEVELOPED IN THE FUTURE. ABANDONMENTS NOTES 1. IN CASE EMERGENCY WORK IS REQUIRED, CONTACT AT 2. EQUIPMENT AND WORKERS FOR EMERGENCY WORK SHALL BE MADE AVAILABLE AT ALL TIMES DURING THE RAINY SEASON. ALL NECESSARY MATERIALS SHALL BE STOCKPILED ON SITE AT CONVENIENT LOCATIONS TO FACILITATE RAPID CONSTRUCTION OF TEMPORARY DEVICES WHEN RAIN IS EMINENT. 3. FOR PROJECTS COVERED BY STATE SWPPP/WDID, IN ACCORDANCE WITH THE CONSTRUCTION ORDER ISSUED BY THE CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD, THE CONTRACTOR'S QUALIFIED SWPPP PRACTITIONER (QSP) SHALL UPDATE AND MAINTAIN THE STORM WATER POLLUTION PREVENTION PLAN (SWPPP) TO ADDRESS UPDATED SITE CONDITIONS OF THE PROJECT. THE UPDATED SWPPP SHALL BE KEPT AT THE PROJECT SITE AND MADE AVAILABLE TO THE CITY INSPECTOR. ADDITIONAL CONSTRUCTION BMP'S BEYOND THE ORIGINAL APPROVED SWPPP SHALL BE PROVIDED TO ADDRESS SITE CONDITIONS NOT ANTICIPATED. THE QSP SHALL REPORT BMP DEFICIENCIES TO THE CITY INSPECTOR. THE QSP SHALL OBTAIN APPROVAL FROM THE CONTRACTOR'S QUALIFIED SWPPP DEVELOPER AND THE CITY INSPECTOR REGARDING ANY SIGNIFICANT CHANGES TO BMP DEPLOYMENT. 5. THE CONTRACTOR SHALL INSTALL ADDITIONAL EROSION CONTROL MEASURES AS MAY BE REQUIRED BY THE CITY ENGINEER AND/OR CITY INSPECTOR DUE TO UNCOMPLETED GRADING OPERATIONS OR UNFORESEEN CIRCUMSTANCES WHICH MAY ARISE. 6. THE CONTRACTOR SHALL BE RESPONSIBLE AND SHALL TAKE NECESSARY PRECAUTIONS TO PREVENT PUBLIC TRESPASS ONTO AREAS WHERE IMPOUNDED WATERS CREATE A HAZARDOUS CONDITION. 7. ALL EROSION CONTROL MEASURES PROVIDED PER THE APPROVED SWPPP AND/OR EROSION CONTROL PLAN SHALL BE INCORPORATED HEREON. 8. GRADED AREAS AROUND THE PROJECT PERIMETER MUST DRAIN AWAY FROM THE FACE OF SLOPE AT THE CONCLUSION OF EACH WORKING DAY. 9. ALL REMOVABLE PROTECTIVE DEVICES SHOWN SHALL BE IN PLACE AT THE END OF EACH WORKING DAY WHEN THE THREE (3) DAY RAIN PROBABILITY FORECAST EXCEEDS FORTY PERCENT (40%). SILT AND OTHER DEBRIS SHALL BE REMOVED AFTER EACH RAINFALL. 10. SHOULD GERMINATION OF HYDROSEEDED SLOPES FAIL TO PROVIDE EFFECTIVE COVERAGE OF GRADED SLOPES (90% COVERAGE) PRIOR TO NOVEMBER 15, THE SLOPES SHALL BE STABILIZED BY PUNCH STRAW INSTALLED IN ACCORDANCE WITH CASQA CONSTRUCTION HANDBOOK. 4. THE CONTRACTOR SHALL RESTORE ALL EROSION CONTROL DEVICES TO WORKING ORDER TO THE SATISFACTION OF THE CITY ENGINEER AFTER EACH RUN-OFF PRODUCING RAINFALL. ZOBAIR ROOHANI (310) 606-0243 OWNER'S CERTIFICATE I (WE) HEREBY CERTIFY THAT A REGISTERED SOILS ENGINEER OR GEOLOGIST HAS BEEN OR WILL BE RETAINED TO SUPERVISE OVER-ALL GRADING ACTIVITY AND ADVISE ON THE COMPACTION AND STABILITY OF THIS SITE. I (WE) ALSO UNDERSTAND AND ACKNOWLEDGE THAT I (WE) MUST: (1)IMPLEMENT BEST MANAGEMENT PRACTICES (BMPs) DURING CONSTRUCTION ACTIVITIES TO THE MAXIMUM EXTENT PRACTICABLE TO AVOID THE MOBILIZATION OF POLLUTANTS SUCH AS SEDIMENT AND TO AVOID THE EXPOSURE OF STORM WATER TO CONSTRUCTION RELATED POLLUTANTS; AND (2)ADHERE TO, AND AT ALL TIMES, COMPLY WITH THIS CITY APPROVED CONSTRUCTION SWPPP THROUGHOUT THE DURATION OF THE CONSTRUCTION ACTIVITIES UNTIL THE CONSTRUCTION WORK IS COMPLETE AND SIGNED OFF BY THE CITY OF CARLSBAD. IF THIS PROJECT/DEVELOPMENT IS SUBJECT TO A STATE-REGULATED SWPPP, I (WE) ALSO AGREE A QUALIFIED SWPPP PRACTITIONER (QSP) HAS BEEN OR WILL BE RETAINED TO SUPERVISE IMPLEMENTATION OF THE SWPPP IN ACCORDANCE WITH THE CALIFORNIA CONSTRUCTION ORDER AND MUNICIPAL PERMIT, LATEST VERSION. ZOBAIR ROOHANI DATE 10/31/25 1. THIS PLAN SUPERSEDES ALL OTHER PLANS PREVIOUSLY APPROVED BY THE CITY OF CARLSBAD REGARDING GRADING SHOWN ON THIS SET OF PLANS. 2. APPROVAL OF THIS PLAN DOES NOT LESSEN OR WAIVE ANY PORTION OF THE CARLSBAD MUNICIPAL CODE, RESOLUTION OF CONDITIONAL APPROVAL, CITY STANDARDS OR OTHER ADDITIONAL DOCUMENTS LISTED HEREON AS THEY MAY PERTAIN TO THIS PROJECT. THE ENGINEER IN RESPONSIBLE CHARGE SHALL REVISE THESE PLANS WHEN NON-CONFORMANCE IS DISCOVERED. 3. CITY APPROVAL OF PLANS DOES NOT RELIEVE THE DEVELOPER OR ENGINEER-OF-WORK FROM RESPONSIBILITY FOR THE CORRECTION OF ERRORS AND OMISSIONS DISCOVERED DURING CONSTRUCTION. ALL PLAN REVISIONS SHALL BE PROMPTLY SUBMITTED TO THE CITY ENGINEER FOR APPROVAL. 4. A RIGHT-OF-WAY PERMIT FROM THE CITY ENGINEER WILL BE REQUIRED FOR ANY WORK IN THE PUBLIC RIGHT OF WAY. PRIOR TO PERMIT ISSUANCE, A CERTIFICATE OF INSURANCE AS WELL AS ADDITIONAL INSURED ENDORSEMENT MUST BE FILED NAMING THE CITY OF CARLSBAD AS AN ADDITIONAL INSURED ON THE PERMITTEE'S POLICY IN THE MINIMUM AMOUNT OF $2,000,000.00 FOR EACH OCCURRENCE OF LIABILITY. THE INSURANCE COMPANY WRITING THE POLICY MUST HAVE A RATING OF "A-" OR BETTER AND A SIZE CATEGORY OF CLASS VII OR BETTER AS ESTABLISHED BY "BESTS" KEY RATING GUIDE. IN ADDITION TO THE REQUIREMENTS OF CHAPTER 15.16 OF THE CARLSBAD MUNICIPAL CODE. 5. NO WORK SHALL BE COMMENCED UNTIL ALL PERMITS HAVE BEEN OBTAINED FROM THE CITY AND OTHER APPROPRIATE AGENCIES. 6. REVISION OF THESE PLANS MAY BE REQUIRED IF THE PROPOSED IMPROVEMENTS ARE NOT CONSTRUCTED PRIOR TO THE DEADLINE DATE OF THE IMPROVEMENT AGREEMENT. 7. APPROVAL OF THESE PLANS BY THE CITY ENGINEER DOES NOT AUTHORIZE ANY WORK OR GRADING TO BE PERFORMED UNTIL THE PROPERTY OWNER'S PERMISSION HAS BEEN OBTAINED AND A VALID GRADING PERMIT HAS BEEN ISSUED. 8. NO REVISIONS WILL BE MADE TO THESE PLANS WITHOUT THE WRITTEN APPROVAL OF THE CITY ENGINEER, NOTED WITHIN THE REVISION BLOCK, ON THE APPROPRIATE SHEET OF THE PLANS AND THE TITLE SHEET. 9. ORIGINAL DRAWINGS SHALL BECOME THE PROPERTY OF THE CITY UPON BEING SIGNED BY THE CITY ENGINEER. 10. THE ORIGINAL DRAWING SHALL BE REVISED TO REFLECT AS-BUILT CONDITIONS BY THE ENGINEER-OF-WORK PRIOR TO FINAL ACCEPTANCE OF THE WORK BY THE CITY. 11. ACCESS FOR FIRE AND OTHER EMERGENCY VEHICLES SHALL BE MAINTAINED TO THE PROJECT SITE AT ALL TIMES DURING CONSTRUCTION. 12. WHERE TRENCHES ARE WITHIN CITY EASEMENTS, A SOILS REPORT COMPRISED OF: (A) SUMMARY SHEET, (B) LABORATORY WORK SHEETS AND (C) COMPACTION CURVES, SHALL BE SUBMITTED BY A PROFESSIONAL ENGINEER OF THE STATE OF CALIFORNIA, PRINCIPALLY DOING BUSINESS IN THE FIELD OF APPLIED SOILS MECHANICS. THE SOILS REPORT WILL BE SUBMITTED TO THE CITY ENGINEERING INSPECTOR WITHIN TWO WORKING DAYS OF THE COMPLETION OF FIELD TESTS. 13. A SOILS COMPACTION REPORT AND COMPLIANCE VERIFICATION REGARDING ADHERENCE TO RECOMMENDATIONS OUTLINED IN THE SOILS REPORT IS REQUIRED PRIOR TO THE ISSUANCE OF A BUILDING PERMIT. ALL CONTROLLED GRADING SHALL BE DONE UNDER THE DIRECTION OF A PROFESSIONAL ENGINEER OF THE STATE OF CALIFORNIA PRINCIPALLY DOING BUSINESS IN THE FIELD OF APPLIED SOILS MECHANICS. ALL FILL OR FUTURE FILL AREAS SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE CITY OF CARLSBAD STANDARD SPECIFICATIONS AND THE "EARTHWORK SPECIFICATIONS" ATTACHED TO THE PRELIMINARY SOILS INVESTIGATION. DAILY FIELD COMPACTION REPORTS WILL BE SUBMITTED TO THE PROJECT INSPECTOR. 14. A PRECONSTRUCTION MEETING SHALL BE HELD PRIOR TO THE BEGINNING OF WORK AND SHALL BE ATTENDED BY ALL REPRESENTATIVES RESPONSIBLE FOR CONSTRUCTION, INSPECTION, SUPERVISION, TESTING AND ALL OTHER ASPECTS OF THE WORK. THE CONTRACTOR WILL BE CONTACTED BY THE PROJECT INSPECTOR TO COORDINATE A DATE AND TIME FOR THE PRECONSTRUCTION MEETING. APPROVED DRAWINGS MUST BE AVAILABLE PRIOR TO SCHEDULING. THE GRADING PERMIT WILL BE PROVIDED BY THE PROJECT INSPECTOR AT THE MEETING. 15. ALL INSPECTION REQUESTS OTHER THAN FOR PRECONSTRUCTION MEETING WILL BE MADE BY CALLING THE ENGINEERING 24-HOUR INSPECTION REQUEST LINE AT (760)438-3891. INSPECTION REQUEST MUST BE RECEIVED PRIOR TO 2:00 P.M. ON THE WORKING DAY BEFORE THE INSPECTION IS NEEDED. INSPECTIONS WILL BE MADE THE NEXT WORK DAY UNLESS YOU REQUEST OTHERWISE. REQUESTS MADE AFTER 2:00 P.M. WILL BE SCHEDULED FOR TWO FULL WORK DAYS LATER. 16. THE OWNER AND/OR APPLICANT THROUGH THE DEVELOPER AND/OR CONTRACTOR SHALL DESIGN, CONSTRUCT AND MAINTAIN ALL SAFETY DEVICES, INCLUDING SHORING, AND SHALL BE SOLELY RESPONSIBLE FOR CONFORMING TO ALL LOCAL, STATE AND FEDERAL SAFETY AND HEALTH STANDARDS, LAWS AND REGULATIONS. 17. THE CONTRACTOR SHALL CONFORM TO LABOR CODE SECTION 6705 BY SUBMITTING A DETAIL PLAN TO THE CITY ENGINEER AND/OR CONCERNED AGENCY SHOWING THE DESIGN OF SHORING, BRACING SLOPING OR OTHER PROVISIONS TO BE MADE OF WORKER PROTECTION FROM THE HAZARD OF CAVING GROUND DURING THE EXCAVATION OF SUCH TRENCH OR TRENCHES OR DURING THE PIPE INSTALLATION THEREIN. THIS PLAN MUST BE PREPARED FOR ALL TRENCHES FIVE FEET (5') OR MORE IN DEPTH AND APPROVED BY THE CITY ENGINEER AND/OR CONCERNED AGENCY PRIOR TO EXCAVATION. IF THE PLAN VARIES FROM THE SHORING SYSTEM STANDARDS ESTABLISHED BY THE CONSTRUCTION SAFETY ORDERS, TITLE 8 CALIFORNIA ADMINISTRATIVE CODE, THE PLAN SHALL BE PREPARED BY A REGISTERED ENGINEER AT THE CONTRACTORS EXPENSE. A COPY OF THE OSHA EXCAVATION PERMIT MUST BE SUBMITTED TO THE INSPECTOR PRIOR TO EXCAVATION. 19. IF ANY ARCHAEOLOGICAL RESOURCES ARE DISCOVERED WITHIN ANY WORK AREA DURING CONSTRUCTION, OPERATIONS WILL CEASE IMMEDIATELY, AND THE PERMITTEE WILL NOTIFY THE CITY ENGINEER. OPERATIONS WILL NOT RESTART UNTIL THE PERMITTEE HAS RECEIVED WRITTEN AUTHORITY FROM THE CITY ENGINEER TO DO SO. 20. ALL OPERATIONS CONDUCTED ON THE SITE OR ADJACENT THERETO, INCLUDING WARMING UP, REPAIR, ARRIVAL, DEPARTURE OR OPERATION OF TRUCKS, EARTHMOVING EQUIPMENT, CONSTRUCTION EQUIPMENT AND ANY OTHER ASSOCIATED GRADING EQUIPMENT SHALL BE LIMITED TO THE PERIOD BETWEEN 7:00 A.M. AND 6:00 P.M. EACH DAY, MONDAY THRU FRIDAY AND NO EARTHMOVING OR GRADING OPERATIONS SHALL BE CONDUCTED ON WEEKENDS OR HOLIDAYS (A LIST OF CITY HOLIDAYS IS AVAILABLE ONLINE). 21. ALL OFF-SITE HAUL ROUTES SHALL BE SUBMITTED BY THE CONTRACTOR TO THE CITY INSPECTOR FOR APPROVAL TWO FULL WORKING DAYS PRIOR TO BEGINNING OF WORK. THE CONTRACTOR SHALL BE RESPONSIBLE FOR ANY DEBRIS OR DAMAGE OCCURRING ALONG THE HAUL ROUTE OR ADJACENT STREETS AS A RESULT OF THE GRADING OPERATION. 23. BRUSH SHALL BE REMOVED ONLY WITHIN THE AREA TO BE GRADED. NO TREES ARE TO BE REMOVED UNLESS SPECIFICALLY NOTED ON THE PLAN. 24. ALL AREAS SHALL BE GRADED TO DRAIN. GRADING RESULTING IN THE PONDING OF WATER IS NOT PERMITTED. ALL EARTHEN SWALES AND DITCHES SHALL HAVE A MINIMUM ONE PERCENT SLOPE. 25. THESE PLANS ARE SUBJECT TO A SIGNED AND APPROVED SWPPP AND/OR SET OF EROSION CONTROL PLANS. EROSION CONTROL SHALL BE AS SHOWN AND AS APPROVED BY THE CITY ENGINEER OR AS DIRECTED BY THE PROJECT INSPECTOR. 26. ALL SLOPES SHALL BE TRIMMED TO A FINISH GRADE TO PRODUCE A UNIFORM SURFACE AND CROSS SECTION. THE SITE SHALL BE LEFT IN A NEAT AND ORDERLY CONDITION. ALL STONES, ROOTS OR OTHER DEBRIS SHALL BE REMOVED AND DISPOSED OF AT A SITE APPROVED OF BY THE CITY ENGINEER. 27. ALL SLOPES SHALL BE IRRIGATED, STABILIZED, PLANTED AND/OR HYDROSEEDED WITHIN TEN (10) DAYS OF THE TIME WHEN EACH SLOPE IS BROUGHT TO GRADE AS SHOWN ON THE APPROVED GRADING PLANS. 22. IMPORT MATERIAL SHALL BE OBTAINED FROM, AND WASTE MATERIAL SHALL BE DEPOSITED AT, A SITE APPROVED BY THE CITY ENGINEER. THE CONTRACTOR SHALL BE RESPONSIBLE FOR ANY DEBRIS OR DAMAGE OCCURRING ALONG THE HAUL ROUTES OR ADJACENT STREETS AS A RESULT OF THE GRADING OPERATION. 18. NO BLASTING SHALL BE PERFORMED UNTIL A VALID BLASTING PERMIT HAS BEEN OBTAINED FROM THE CITY OF CARLSBAD. SUBMIT APPLICATION FOR BLASTING PERMIT WELL IN ADVANCE OF THE SCHEDULING OF BLASTING OPERATIONS. 28. LANDSCAPING SHALL BE ACCOMPLISHED ON ALL SLOPES AND PADS AS REQUIRED BY THE CITY OF CARLSBAD LANDSCAPE MANUAL, THE LANDSCAPING PLANS FOR THIS PROJECT, DRAWING NO. 532-5L, AND/OR AS DIRECTED BY THE CITY ENGINEER OR PLANNING DIRECTOR. 29. THE OWNER/APPLICANT SHALL INSURE THAT ALL CONTRACTORS SHALL COORDINATE THE WORK OF THESE GRADING PLANS WITH THAT SHOWN ON BOTH THE LANDSCAPE AND IRRIGATION PLANS AND THE IMPROVEMENT PLANS AS REQUIRED FOR THIS WORK IN ACCORDANCE WITH THE LANDSCAPE MANUAL TIME REQUIREMENTS. 30. WHERE AN EXISTING PIPE LINE IS TO BE ABANDONED AS A RESULT OF THE GRADING OPERATION, IT SHALL BE REMOVED WITHIN TWENTY FEET OF BUILDING OR STREET AREAS AND REPLACED WITH PROPERLY COMPACTED SOILS. IN OTHER AREAS THE PIPE WILL BE PLUGGED WITH CONCRETE OR REMOVED AS APPROVED BY THE CITY ENGINEER. 31. THE EXISTENCE AND LOCATION OF UTILITY STRUCTURES AND FACILITIES SHOWN ON THE CONSTRUCTION PLANS WERE OBTAINED BY A SEARCH OF THE AVAILABLE RECORDS. ATTENTION IS CALLED TO THE POSSIBLE EXISTENCE OF OTHER UTILITY FACILITIES OR STRUCTURES NOT SHOWN OR IN A LOCATION DIFFERENT FROM THAT SHOWN ON THE PLANS. THE CONTRACTOR IS REQUIRED TO TAKE DUE PRECAUTIONARY MEASURES TO PROTECT THE UTILITIES SHOWN ON THE PLANS AND ANY OTHER EXISTING FACILITIES OR STRUCTURES NOT SHOWN. 32. THE CONTRACTOR SHALL VERIFY THE LOCATION OF ALL EXISTING FACILITIES (ABOVE GROUND AND UNDERGROUND) WITHIN THE PROJECT SITE SUFFICIENTLY AHEAD OF GRADING TO PERMIT THE REVISION OF THE GRADING PLANS IF IT IS FOUND THAT THE ACTUAL LOCATIONS ARE IN CONFLICT WITH THE PROPOSED WORK. 33. THE CONTRACTOR SHALL NOTIFY AFFECTED UTILITY COMPANIES (SEE BELOW) AT LEAST 2 FULL WORKING DAYS PRIOR TO STARTING GRADING NEAR THEIR FACILITIES AND SHALL COORDINATE THE WORK WITH A COMPANY REPRESENTATIVE. UNDERGROUND SERVICE ALERT 811 OR(800)642-2444 SDG&E (800)411-7343 AT&T (800)241-3624 CHARTER/SPECTRUM CABLE (866)788-0166 COX COMMUNICATIONS (619)262-1122 CITY OF CARLSBAD(STREETS & STORM DRAIN) (442)339-2980 CITY OF CARLSBAD(SEWER,WATER & RECLAIMED WATER) (442)339-2722 SAN DIEGUITO WATER DISTRICT (760)633-2650 LEUCADIA WASTEWATER DISTRICT (760)753-0155 VALLECITOS WATER DISTRICT (760)744-0460 OLIVENHAIN WATER DISTRICT (760)753-6466 BUENA SANITATION DISTRICT (442)643-5416 AS APPROPRIATE 34. PERMIT COMPLIANCE REQUIREMENTS: A. FOR CONTROLLED GRADING - THE APPLICANT HIRES A CIVIL ENGINEER, SOILS ENGINEER, AND/OR GEOLOGIST TO GIVE TECHNICAL ADVICE, OBSERVE AND CONTROL THE WORK IN PROGRESS {15.16.120 A.8} CARLSBAD MUNICIPAL CODE. B. PRIOR TO FINAL APPROVAL OF A GRADING PERMIT - THE FOLLOWING REPORTS MUST BE SUBMITTED TO THE CITY ENGINEER VIA THE PROJECT INSPECTOR {15.16.120 A.10} CARLSBAD MUNICIPAL CODE: 1) FINAL REPORT BY SUPERVISING GRADING ENGINEER STATING ALL GRADING IS COMPLETE. ALL EROSION CONTROL, SLOPE PLANTING AND IRRIGATION ARE INSTALLED IN CONFORMANCE WITH CITY CODE AND THE APPROVED PLANS (OBTAIN SAMPLE OF COMPLIANCE LETTER FROM CITY ENGINEERING DEPARTMENT). 2) AS-BUILT GRADING PLAN. 3) REPORT FROM THE SOILS ENGINEER, WHICH INCLUDES RECOMMENDED SOIL BEARING CAPACITIES, A STATEMENT AS TO THE EXPANSIVE QUALITY OF THE SOIL, AND SUMMARIES OF FIELD AND LABORATORY TESTS AND PLOTTED TEST POINTS THE REPORT SHALL ALSO INCLUDE A STATEMENT BY THE SOILS ENGINEER THAT THE GRADING WAS DONE IN ACCORDANCE WITH THE REQUIREMENTS AND RECOMMENDATIONS OUTLINED IN THE PRELIMINARY SOILS REPORT AND ANY SUPPLEMENTS THERETO. 4) REPORT WITH AS-BUILT GEOLOGIC PLAN, IF REQUIRED BY THE CITY. 35. UNLESS A GRADING PERMIT FOR THIS PROJECT IS ISSUED WITHIN ONE (1) YEAR AFTER THE CITY ENGINEER'S APPROVAL, THESE PLANS MAY BE REQUIRED TO BE RESUBMITTED FOR PLANCHECK. PLANCHECK FEES WILL BE REQUIRED FOR ANY SUCH RECHECK. 36. IN ACCORDANCE WITH THE CITY STORM WATER STANDARDS, ALL STORM DRAIN INLETS CONSTRUCTED BY THIS PLAN SHALL INCLUDE "STENCILS" BE ADDED TO PROHIBIT WASTEWATER DISCHARGE DOWNSTREAM. STENCILS SHALL BE ADDED TO THE SATISFACTION OF THE CITY ENGINEER. * * * * ** * * ALL STANDARD DRAWINGS ARE SAN DIEGO REGIONAL STANDARD DRAWINGS (SDRSD) UNLESS NOTED OTHERWISE: * CITY OF CARLSBAD STANDARD **CARLSBAD MUNICIPAL WATER DISTRICT STANDARD DRAWING ***SDRSD AS MODIFIED BY CITY OF CARLSBAD **** LEUCADIA WASTEWATER DISTRICT PRIVATE DRIVEWAY 5,186 SF6" PCC -- SHORING 540 SF - AUGUST 28 2025 11/17/2025 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 LA COSTA AVENUE EX 12" ACP WATER MAIN PER DWG 168-10 PARCEL 2 PARCEL 1 N 65°31'21" W 63.63' CL L=33.81' R=842.00' P/ L P/ L R/W R/W 10 + 0 5 . 7 7 10 + 2 3 . 1 1 10 + 3 3 . 7 6 BE G I N 6 " C & G A N D S I D E W A L K CL 1 6 ' D W Y EN D C & G A T N E A R E S T J O I N T 11 8 . 1 8 T C 11 7 . 6 8 F L 11 8 . 8 9 T C 11 9 . 9 5 T C 11 8 . 8 1 F L 11 9 . 4 5 F L 10 + 4 0 . 5 4 EN D S I D E W A L K 10 + 4 5 . 6 9 EX I S T B R A Z I L I A N P E P P E R TR E E T O B E R E M O V E D 10 + 6 6 . 7 5 BE G I N 6 " C & G A N D S I D E W A L K 12 1 . 5 5 T C 12 1 . 0 5 F L 12 " 10 + 0 8 . 7 4 1" W A T E R S E R V W I T H 1 " B F SE R V I N G P A R C E L 2 10 + 6 9 . 6 5 1" W A T E R S E R V W I T H 1 " B F SE R V I N G P A R C E L 1 10 + 8 4 . 7 4 CL 1 6 ' D W Y 12 2 . 0 8 T C 12 2 . 0 0 F L 10 + 9 5 . 7 4 EN D C & G A T N E A R E S T J O I N T 12 2 . 4 5 F L 12 2 . 9 5 T C 11 + 0 2 . 7 3 EN D S I D E W A L K , M A T C H E X I S T AT N E A R E S T J O I N T MA T C H E X I S T A T N E A R E S T J O I N T 10 ' 4. 5 ' ± 32 ' 42 ' 12 " RE M O V E E X I S T 1 " W A T E R S E R V 10 + 7 6 . 7 4 WW 5.8% MA T C H E X I S T A T N E A R E S T J O I N T 21 32 4 3'3' 5 6 677 4.6% 88 9 2% 9. 6 % 2% 9. 6 % 10 10 11 5' MIN 12 E 13 AT N E A R E S T J O I N T 14 14 14 "AS BUILT" SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD STREET IMPROVEMENT PLAN 2 TYPICAL SECTION LA COSTA AVENUE SCALE: 1' = 10'EX 6" CURB REPLACE WITH NEW 6" CURB & GUTTER PER SDRSD G-02,TYPE G PROPOSED CONCRETE SIDEWALK AT TRANSITION TO DRIWAY PER SDRSD G-14-A SA W C U T L I N E MA T C H E X P V M T PROPOSED PAVEMENT DESIGN PER GS-17, STREET NOTE #1 & TO THE SATISFACTION OF THE CITY ENGINEER R/W R/WC/L 5'5' 10' 5'5' 10'32' 42'42' 84' EX 6" CURB & GUTTER EX SIDEWALK EX ASPHALT EX 6" CURB & GUTTER EX SIDEWALK LA COSTA AVENUE PARKWAY DETAIL SCALE: 1' = 5' R/W LA COSTA AVENUE SITE EX ASPHALT 12" VARIES VARIES 10' 2% CONSTRUCTION NOTE: ADJUST UTILITY VAULT TO NEW GRADE1 CHANGE TV & TEL PEDESTALS TO HAND HOLE ADJUST TO GRADE2 ADJUST SDG&E HAND HOLE TO GRADE3 REMOVE EXISTING BRAZILIAN PEPPER TREE4 2" MIN. GRIND AND OVERLAY TO PROVIDE A SMOOTH TRANSITION5 CONSTRUCT 12" WIDE 6" AC PAVEMENT PER COC GS-126 SAWCUT LINE7 CONSTRUCT 16' WIDE DRIVEWAY PER SDRSD G-14A AND GS-128 EXISTING UTILITY MH, PROTECT IN PLACE9 CONSTRUCT 1" TYPE 'K' SOFT COPPER WATER SERVICE WITH 1" BACKFLOW PREVENTER PER CMWD W-5. REPLACE ACP STICK WITH PVC PER ENGINEERING STANDARDS VOLUME 2-CHAPTER 3.3.11 10 REMOVE EXISTING 1" WATER SERVICE AND METER PER SPEC. 15000-3.12. COORDINATION AND SEQUENCING IS REQUIRED BY THE CONTRACTOR FOR THE USE OF THIS SERVICE DURING CONSTRUCTION. 11 WATER NOTES 1. WATER & RECYCLED WATER MAIN AND APPURTENANCES SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE "CITY OF CARLSBAD ENGINEERING STANDARDS" (LATEST EDITION) VOLUMES 2 & 3. 2. BEFORE ANY CONNECTION OR SHUT DOWN OF VALVES ON EXISTING C.M.W.D. LINES, A PERMIT SHALL BE OBTAINED FROM THE C.M.W.D. OFFICE AND MUST BE SIGNED AND APPROVED BY THE CITY OF CARLSBAD'S DEPUTY CITY ENGINEER AND THE UTILITY OPERATIONS' PUBLIC WORKS MANAGER. 3. ALL INSPECTION REQUESTS OTHER THAN FOR PRECONSTRUCTION MEETING WILL BE MADE BY CALLING THE ENGINEERING 24-HOUR INSPECTION REQUEST LINE AT (760) 438-3891. INSPECTION REQUESTS MUST BE RECEIVED PRIOR TO 2:00 P.M. ON THE WORK DAY BEFORE THE INSPECTION IS NEEDED. INSPECTIONS WILL BE MADE THE NEXT WORK DAY UNLESS YOU REQUEST OTHERWISE. REQUESTS MADE AFTER 2:00 P.M. WILL BE SCHEDULED FOR TWO FULL WORK DAYS LATER. 4. NO TREES OR STRUCTURES SHALL BE ALLOWED IN THE WATER LINE EASEMENT, ALL EXISTING TREES AND STRUCTURES SHALL BE REMOVED PRIOR TO COMMENCEMENT OF WORK - ANY EXCEPTIONS SHALL REQUIRE WRITTEN PERMISSION FROM THE DISTRICT ENGINEER. 5. ALL BURIED COPPER PIPING AND APPURTENANCES SHALL BE PROTECTED BY MEANS OF CATHODIC PROTECTION. IF DEVELOPER/OWNER CONDUCTS A SOILS TEST REPORT AND DEMONSTRATES THAT PROTECTION CAN BE PERFORMED IN ANOTHER MANNER, THE DISTRICT ENGINEER WILL CONSIDER AN ALTERNATIVE FORM OF PROTECTION. 6. THE EXACT HORIZONTAL AND VERTICAL ALIGNMENT AND TYPE OF MATERIALS OF THE FIRE LINE LOCATED BETWEEN THE DETECTOR CHECK VALVE AND BUILDING SHALL BE DETERMINED BY THE CITY OF CARLSBAD FIRE MARSHAL. 7. ALL POTABLE WATER SERVICES SHALL BE 1" AND ALL METERS SHALL BE 1" (UNLESS OTHERWISE NOTED ON PLANS). 8. ALL WATER METER BOXES SHALL BE 17" X 30" X 12" POLYMER CONCRETE AS MANUFACTURED BY ARMORCAST OR EQUAL. 9. MINIMUM SPACING BETWEEN POTABLE WATER SERVICES AND SEWER LATERALS SHALL BE 10 FEET. 10. THE TOP OF WATER METER BOXES SHALL BE FLUSH WITH THE FINISHED SURFACE GRADE. 11. CONSTRUCTION OF WATER MAINS AND RECYCLED WATER MAINS SHALL ADHERE TO THE "CRITERIA FOR THE SEPARATION OF WATER MAINS AND SANITARY SEWERS" PUBLISHED BY THE STATE OF CALIFORNIA'S DEPARTMENT OF HEALTH SERVICES. 12. AXIAL DEFLECTION AT THE PIPE JOINTS IS NOT ALLOWED. THE USE OF A HIGH- DEFLECTION COUPLING AT A PIPE JOINT MAY BE PERMITTED BY THE INSPECTOR ON A CASE BY CASE BASIS NOT TO EXCEED 4 DEGREES TOTAL DEFLECTION PER COUPLING (2 DEGREES/EACH GASKET). USE CERTAINTEED "VINYL-IRON" H.D. FOR C900. 13. BEFORE CONSTRUCTION BEGINS IN ANY PUBLIC RIGHT OF WAY, A CITY RIGHT OF WAY PERMIT SHALL BE REQUIRED. 14. NO CUTTING OR SNAPPING OF ASBESTOS CEMENT PIPE (ACP) IS PERMITTED. CONTRACTOR SHALL REMOVE ACP TO NEAREST COUPLING AND INSTALL ACP X PVC ADAPTORS AND THE NECESSARY PVC SIZE AND CLASS PIPE TO INSTALL THE TEE AT THE STATION. 15. PRIOR TO BACKFILL, INSTALL TRACER WIRE ON TOP OF PIPE AND SECURE IN PLACE WITH 2-INCH WIDE PLASTIC ADHESIVE TAPE AT MAXIMUM 10-FOOT INTERVALS. WIRE TO ENTER VALVE STANDS BY MEANS OF DRILLED HOLE IN PIPE STAND WALL JUST BELOW 4TTBOX. WIRE IS NOT TO INTERFERE WITH VALVE NUT OPERATION. RUN TRACER WIRE CONTINUOUSLY ALONG PIPE AND TERMINATE IN ADJACENT VALVE BOXES FOR BURIED ASSEMBLIES OR BURIED VALVES. WHERE BURIED SPLICES OCCUR, USE AN ELECTRICAL EPOXY RESIN SUCH AS SCOTCHCAST, OR APPROVED EQUAL. PROVIDE 24 INCHES OF COILED WIRE AT ACCESS POINTS FOR ATTACHMENTS OF PIPE LOCATING EQUIPMENT. EACH INSTALLED RUN OF PIPE SHALL BE CAPABLE OF BEING LOCATED USING THE TRACER WIRE. PROTECT WIRE INSULATION FROM DAMAGE DURING INSTALLATION AND BACKFILLING. WIRE INSULATION THAT IS BROKEN, CUT, OR DAMAGED SHALL BE REPLACED. TRACER WIRE SHALL BE AWG NO. 8 STRANDED COPPER WIRE WITH HIGH MOLECULAR WEIGHT POLYETHYLENE (HMW/PE) INSULATION SPECIFICALLY DESIGNED FOR DIRECT BURIAL IN CORROSIVE SOIL OR WATER. POLYETHYLENE INSULATION SHALL CONFORM TO ASTM D 1248, TYPE 1, CLASS C. WIRES WITH CUT OR DAMAGED INSULATION ARE NOT ACCEPTABLE AND REPLACEMENT OF THE ENTIRE WIRE WHICH HAS BEEN DAMAGED WILL BE REQUIRED AT THE CONTRACTOR'S EXPENSE. 16. CONTRACTOR TO SUBMIT E-28 FORM TO CM&I, MINIMUM 2 WEEKS PRIOR TO SCHEDULED WATER SHUTDOWN. 1. LWD APPROVAL OF THESE PLANS DOES NOT RELIEVE THE APPLICANT, LWD APPROVAL OF THESE PLANS DOES NOT RELIEVE THE APPLICANT, PRIVATE ENGINEER OF WORK, OR CONTRACTOR FROM RESPONSIBILITY FOR THE CORRECTION OF ERRORS AND OMISSIONS DISCOVERED DURING OR AFTER CONSTRUCTION. 2. ALL DESIGN, MATERIALS, AND CONSTRUCTION WORK SHALL CONFORM ALL DESIGN, MATERIALS, AND CONSTRUCTION WORK SHALL CONFORM TO THE LWD SEWER STANDARD SPECIFICATIONS AND TO THE REQUIREMENTS OF THE STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION (GREENBOOK) AND THE REGIONAL STANDARD DRAWINGS, MOST CURRENT EDITIONS. IN THE EVENT OF CONFLICT THE LWD SEWER STANDARD SPECIFICATIONS GOVERN. 3. OSHA SAFETY ORDERS AND OSHA CONFINED SPACE ENTRY OSHA SAFETY ORDERS AND OSHA CONFINED SPACE ENTRY REQUIREMENTS SHALL BE FOLLOWED AT ALL TIMES WITHOUT EXCEPTION. 4. THE CONTRACTOR SHALL HAVE A COPY OF THE DOCUMENTS THE CONTRACTOR SHALL HAVE A COPY OF THE DOCUMENTS SPECIFIED IN SEWER NOTES 2 & 3 ON THE JOBSITE AT ALL TIMES. 5. THE CONTRACTOR SHALL GUARANTEE ALL WORK FOR A PERIOD OF THE CONTRACTOR SHALL GUARANTEE ALL WORK FOR A PERIOD OF ONE YEAR AFTER THE DATE OF FINAL ACCEPTANCE BY LWD AND SHALL REPAIR OR REPLACE ANY WORK THAT MAY PROVE DEFECTIVE IN WORKMANSHIP AND/OR MATERIALS WITHIN THE ONE YEAR PERIOD WITHOUT EXPENSE WHATSOEVER TO LWD. 6. PRIOR TO BEGINNING SEWER WORK, CONTRACTOR SHALL SECURE A PRIOR TO BEGINNING SEWER WORK, CONTRACTOR SHALL SECURE A LWD PERMIT FOR CONSTRUCTION AND SHALL PROVIDE A MINIMUM OF 72 HOURS NOTICE TO LWD PRIOR TO CONSTRUCTION. 7. APPROVAL OF THIS PLAN BY LWD DOES NOT CONSTITUTE A APPROVAL OF THIS PLAN BY LWD DOES NOT CONSTITUTE A REPRESENTATION OF THE ACCURACY OF THE LOCATION OF, OR THE EXISTENCE OR NON-EXISTENCE OF, ANY UNDERGROUND UTILITY, PIPE, OR STRUCTURE WITHIN THE LIMITS OF THIS PROJECT. 8. ALL REVISIONS TO DRAWINGS SHALL BE APPROVED BY THE LWD ALL REVISIONS TO DRAWINGS SHALL BE APPROVED BY THE LWD DISTRICT ENGINEER IN WRITING PRIOR TO CONSTRUCTION. 9. CONNECTIONS TO EXISTING SEWER PIPE OR MANHOLES SHALL ONLY CONNECTIONS TO EXISTING SEWER PIPE OR MANHOLES SHALL ONLY BE DONE IN THE DIRECT PRESENCE OF THE LWD INSPECTOR. NEW SEWER SHALL NOT BE CONNECTED OR ALLOWED TO FLOW TO EXISTING SEWER UNTIL AFTER FINAL ACCEPTANCE OF ALL UPSTREAM WORK BY THE LWD INSPECTOR, OR AS APPROVED BY DISTRICT ENGINEER. LEUCADIA WASTEWATER NOTES 10. ALL SERVICE LATERALS SHALL BE LOCATED AT RIGHT ANGLES TO ALL SERVICE LATERALS SHALL BE LOCATED AT RIGHT ANGLES TO THE SEWER MAIN UNLESS OTHERWISE SHOWN AS APPROVED BY LWD ON THE PLANS. 11. A 2-INCH HIGH "S" SHALL BE INSCRIBED ON THE CURB FACE AT A 2-INCH HIGH "S" SHALL BE INSCRIBED ON THE CURB FACE AT S" SHALL BE INSCRIBED ON THE CURB FACE AT SHALL BE INSCRIBED ON THE CURB FACE AT EACH LATERAL LOCATION BY THE CONTRACTOR. 12. ALL LATERALS SHALL BE CONSTRUCTED CLEAR OF DRIVEWAYS. ALL LATERALS SHALL BE CONSTRUCTED CLEAR OF DRIVEWAYS. 13. ALL SEWERS AND LATERALS SHALL BE WAYNE BALLED OR JETTED, ALL SEWERS AND LATERALS SHALL BE WAYNE BALLED OR JETTED, LOW PRESSURE AIR TESTED, AND TELEVISED AT THE APPLICANT/CONTRACTORS EXPENSE PRIOR TO CONSIDERATION FOR FINAL ACCEPTANCE BY LWD. AIR TEST SHALL BE DONE AFTER CONSTRUCTION OF ALL OTHER UTILITIES AND UTILITY LATERALS. 14. ALL SEWERS AND LATERALS SHALL BE IN PLACE AND SHALL HAVE ALL SEWERS AND LATERALS SHALL BE IN PLACE AND SHALL HAVE FINAL APPROVAL BY THE LWD INSPECTOR PRIOR TO BACKFILL. 15. ALL NEW CONNECTIONS TO EXISTING SEWER SHALL BE MADE TO ALL NEW CONNECTIONS TO EXISTING SEWER SHALL BE MADE TO EXISTING WYES OR SHALL BE MADE BY INSTALLING NEW MADE BY INSTALLING NEW MANUFACTURED WYES. FOR INSTALLING NEW MANUFACTURED WYES, MANUFACTURED WYES, STANDARD BELL AND SPIGOT OR PLAIN END WYES AND PLAIN END PIPE SPOOLS MATCHING THE ADJACENT EXISTING PIPE MAY BE USED FOR INSERTING WYES INTO AN EXISTING SEWER. GASKETED PVC SADDLE WYES MAY BE USED FOR EXISTING SEWER MAINS 10-INCHES AND LARGER. ALL CONNECTIONS NOT MADE TO EXISTING WYES MUST BE IN ACCORDANCE WITH LWD STANDARD DRAWING S-32. 16. FOR CONNECTION OF NEW LATERALS TO EXISTING PIPE GREATER FOR CONNECTION OF NEW LATERALS TO EXISTING PIPE GREATER THAN 8-INCH DIAMETER, CONTRACTOR SHALL CUT IN A NEW WYE PER ABOVE OR MAY USE A SUITABLY SIZED SEWER SADDLE WYE PER STD. DWG. S-32. 17. IF NECESSARY DURING THE LATERAL CONNECTION WORK, UPSTREAM IF NECESSARY DURING THE LATERAL CONNECTION WORK, UPSTREAM FLOW IN THE EXISTING SEWER SHALL BE TEMPORARILY PLUGGED AND BYPASSED. A BYPASS PLAN IN ACCORDANCE WITH LWD STANDARD DRAWING S-32 MUST BE REVIEWED AND APPROVED BY THE LWD DISTRICT ENGINEER PRIOR TO INSTALLING THE TEMPORARY PLUG. 18. FOR CONNECTION OF PLAIN END TO PLAIN END PVC SEWER, REPAIR FOR CONNECTION OF PLAIN END TO PLAIN END PVC SEWER, REPAIR COUPLINGS SHALL BE MADE OF PVC MATERIAL MEETING THE SAME MATERIAL REQUIREMENTS AS THE PIPE BEING REPAIRED. PVC SEWER REPAIR COUPLINGS SHALL BE RUBBER GASKETED WITH NO CENTER STOP. PIPE ENDS SHALL BE THOROUGHLY CLEANED PRIOR TO INSTALLATION OF THE REPAIR COUPLING(S). THE REPAIR COUPLING SHALL BE SLIPPED ALL THE WAY ON TO ONE PLAIN END PIPE, THEN THE PIPE AND ADJOINING PIPES SHALL BE ALIGNED TOGETHER AND THE REPAIR COUPLING SLIPPED BACK INTO A POSITION EQUALLY SPACED BETWEEN THE TWO PLAIN END PIPES. PVC SEWER REPAIR COUPLINGS SHALL BE AS MANUFACTURED BY PW PIPE OR EQUAL APPROVED BY THE LWD DISTRICT ENGINEER. 19. PVC OR VITRIFIED CLAY PIPE (VCP) SEWER PIPE AND WYES MAY BE USED TO TIE-IN TO EXISTING VCP. FOR CONNECTION OR REPAIR OF PLAIN END VCP TO VCP OR VCP TO PVC, A FERNCO SERIES 5000 OR MAXADAPTOR COUPLING OR APPROVED EQUAL SHALL BE USED. THE CONNECTION SHALL BE CONCRETE ENCASED A MINIMUM 12" ON EACH SIDE OF THE COUPLING. 20. FINAL APPROVAL OF PLANS BY LWD DISTRICT ENGINEER IS VALID FOR A PERIOD OF TIME NOT TO EXCEED ONE YEAR FROM APPROVAL DATE TO START OF CONSTRUCTION. IF THE ONE YEAR TIME LIMIT IS EXPIRED PRIOR TO START OF CONSTRUCTION THE DEVELOPER SHALL RESUBMIT THE PLAN CHECK TO THE LWD DISTRICT ENGINEER FOR AN UPDATED REVIEW AND APPROVAL. ANY CHANGES REQUIRED TO THE PLANS SHALL BE MADE AT THE DEVELOPERS EXPENSE AND APPROVED BY THE LWD DISTRICT ENGINEER PRIOR TO THE START OF CONSTRUCTION. 21. CONTRACTOR SHALL BE AWARE THAT LWD FACILITIES PROVIDE WASTEWATER CONVEYANCE, TREATMENT, AND DISPOSAL TO THE PUBLIC 24 HOURS A DAY, 365 DAYS A YEAR. THEREFORE, LWD OR THEIR CONTRACTORS MAY NEED ACCESS TO FACILITIES FOR OPERATIONS, MAINTENANCE, OR EMERGENCY REPAIR AT ANY TIME. THE CONTRACTOR WILL ENSURE THAT ACCESS TO THE FACILITIES IS MAINTAINED AT ALL TIMES (DURING CONSTRUCTION AND AT THE END OF EACH CONSTRUCTION DAY) AND SHALL NOT HINDER AND WOULD BE EXPECTED TO ASSIST WITH ACCESS WHILE WORKING AROUND LWD FACILITIES. 22. CONTRACTOR SHALL TAKE ALL PRECAUTIONARY MEASURES NECESSARY TO PROTECT LWD FACILITIES AND STRUCTURES DURING CONSTRUCTION. SHOULD THE CONTRACTOR AT ANY TIME DAMAGE LWD OR PRIVATE SEWER LATERAL FACILITIES, THE CONTRACTOR SHALL IMMEDIATELY STOP WORK, NOTIFY LWD, MINIMIZE AND CONTROL ANY SEWAGE SPILL AND REPAIR DAMAGED FACILITIES TO THE SATISFACTION OF LWD AT NO COST TO LWD INCLUDING INSPECTION AND ANY BYPASSING REQUIRED. DAMAGE CAUSED TO SEWER FACILITIES SHALL BE REPAIRED IN ACCORDANCE WITH ALL APPLICABLE LWD STANDARD SPECIFICATIONS AND DRAWINGS. SUBMIT DRAWINGS. SUBMIT FOR LWD APPROVAL PRIOR TO REPAIR. 23. THE CONTRACTOR SHALL BE FULLY RESPONSIBLE FOR PREVENTING THE CONTRACTOR SHALL BE FULLY RESPONSIBLE FOR PREVENTING SEWAGE SPILLS, CONTAINING ANY SEWAGE SPILLS, RECOVERY AND LEGAL DISPOSAL OF ANY SPILLED SEWAGE ARISING FROM ANY WORK ADJACENT TO LWD FACILITIES, ALLOWING A SEWAGE SPILL, OR FAILURE TO PREVENT A SEWAGE SPILL WHILE PERFORMING THE WORK. CONTRACTOR WILL BE RESPONSIBLE FOR ALL CLEANUP COSTS AND PENALTIES ASSESSED TO THE DISTRICT AS A RESULT OF A SEWAGE SPILL CAUSED BY THE CONTRACTOR. 24. CONTRACTOR SHALL NOTIFY LWD A WEEK IN ADVANCE OF PLANNED CONTRACTOR SHALL NOTIFY LWD A WEEK IN ADVANCE OF PLANNED CONSTRUCTION ACTIVITIES IN THE AREA OF WORK POTENTIALLY AFFECTING LWD SEWER FACILITIES. 25. CONTRACTOR SHALL NOTIFY LWD 48 HOURS PRIOR TO EXCAVATION CONTRACTOR SHALL NOTIFY LWD 48 HOURS PRIOR TO EXCAVATION OF SEWER UNDER CROSSINGS, OVERCROSSINGS, OR PARALLEL INSTALLATIONS WHERE SEWER MAY BE EXPOSED. WATER SERVICE TO BE DISCONNECTED AT MAIN AND CORP STOP CLOSED AND CAPPED WITH THREADED CAP ON OUTLET. 12 AT SIDEWALK TRANSITION E INDICATES COVENANT OF EASEMENT FOR PRIVATE WATER PURPOSES FOR THE BENEFIT OF PARCEL 1 PER PM________. EASEMENT NOTES: EXISTING TREE TO REMAIN13 STREET NOTES 1.ACTUAL STRUCTURAL SECTIONS WILL BE DETERMINED AFTER "R" VALUE TESTS HAVE BEEN CONDUCTED BY A PROFESSIONAL ENGINEER OF THE STATE OF CALIFORNIA, PRINCIPALLY DOING BUSINESS IN THE FIELD OF APPLIED SOIL MECHANICS, ON THE PREPARED BASEMENT SOIL. THE "R" VALUE TESTS AND THE ENGINEERED STRUCTURAL SECTION MUST BE SUBMITTED TO THE ENGINEERING INSPECTOR FOR REVIEW AND APPROVAL A MINIMUM OF TWO (2) CITY WORKING DAYS BEFORE THE WORK BEGINS. 2.STREET LIGHTS SHALL BE INSTALLED AS SHOWN ON THESE PLANS. UNDERGROUND CONDUIT RUNS, SERVICE POINTS AND HAND-HOLES SHALL BE SHOWN ON THE “AS-BUILT” PLANS. NO DIRECT BURIAL STREET LIGHT FOUNDATIONS WILL BE ALLOWED. ALL LUMINAIRES SHALL BE “CUT OFF” TYPE. 3.ALL UNDERGROUND UTILITIES AND LATERALS SHALL BE INSTALLED PRIOR TO CONSTRUCTION OF CURBS, CROSS GUTTERS OR SURFACING OF STREETS. 4.WHERE AN EXISTING PIPE LINE IS TO BE ABANDONED IT SHALL BE REMOVED WITHIN TWENTY FEET OF BUILDING OR STREET AREAS AND REPLACED WITH PROPERLY COMPACTED SOILS. IN OTHER AREAS THE PIPE WILL BE PLUGGED WITH CONCRETE OR REMOVED AS APPROVED BY THE CITY ENGINEER. 5.WHEELCHAIR RAMPS SHALL BE INSTALLED PER REQUIREMENTS OF TITLE 24, CALIFORNIA ADMINISTRATIVE CODE. 6.STREET TREES SHALL BE INSTALLED PER SECTION VI OF THE CITY OF CARLSBAD LANDSCAPE MANUAL. 7.FIRE HYDRANT MARKERS SHALL BE PLACED IN THE STREET WITHIN THE LIMITS OF WORK OF THIS PLAN PER SDRS DWG M19. 8.ALL SURVEY MONUMENTS AND POINTS THAT ARE DISTURBED BY THIS WORK SHALL BE REESTABLISHED, PERPETUATED, AND DOCUMENTED PER THE PROFESSIONAL LAND SURVEYORS ACT. 9.TWO (2) SETS OF SURVEY (CUT) SHEETS SHALL BE PROVIDED TO THE CITY ENGINEERING INSPECTOR. 10.STREET LIGHTS SHALL BE 5,500 LUMEN (40 WATT) OR 13,700 PUPIL LUMEN (100 WATT) HIGH EFFICIENCY INDUCTIVE LIGHTS EXISTING CURB, GUTTER & SIDEWALK TO REMAIN14 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 LA C O S T A A V E N U E LC BMP 1 (440 SF)S UPPER LEVEL FFE 85.00 LOWER LEVEL FFE 74.00 PAD 73.50 LOWER LEVEL FFE 110.27 PAD 109.77 GARAGE FFE 88.00 20% 87.75FS 86.00FS 84.33FS 119.50 109.77 74 . 0 R A I S E D D E C K FG=72.0 BOT=69.0 73 . 5 95 GARAGE FFE 120.00 PAD 119.50 90 85.80 90.0 1% 5%88.35FS 2. 5 % 88.97FS EVC FS 90.20 FS 89.66 PVI 20'VC 91.23FS BVC 20 % S 11 9 . 9 6 F S 117.0 FS 119.52 FS 3% 119.98 FS 119.05 FS 13% 12 0 . 0 0 F S CU T FI L L CUT FILL CU T FIL L EX 1 2 " A C P W A T E R M A I N P E R D W G 1 6 8 - 1 0 90 90 85.80 TG 73.35IE-OUT 73.35 TG 72.35 IE91.00 TG 87.70 IE 108.00 TG 105.00 IE 94.50TG 92.00IE 109.50 FG-HP 109.25 TG 105.50 IE 109.25 TG 106.50 IE119.00TG 115.00IE 84.20TG 83.40IE 84 . 5 0 F S 84 . 5 0 F S 84 . 2 0 T G 83 . 1 0 I E 87.50TG 84.00IE W 1 2 0 79.50TG 73.00IE 89.00 TG 86.00 IE 91.0FL 90.2FL 109.0 FL115.5 FL116.0 FL 2% 122.70FS BVC 121.35FS EVC 122.44 PVI 15' VC 12 0 . 5 0 F F E 11 9 . 0 0 F G 73.00TG 69.25IE 73.00TG 69.25IE N 22°10'54" E 2 3 6 . 6 4 ' N 6 5 ° 3 1 ' 2 1 " W 6 3 . 6 3 ' N 24°28'10" E 228.63' N 6 1 ° 4 1 ' 5 4 " W 1 0 7 . 1 1 ' L= 3 3 . 8 1 ' R = 8 4 2 . 0 0 ' DE E P E N D F O O T I N G PARCEL 2 PARCEL 1 109.40FG E 6 1 % 119.20FG A 5 D 6 I 6 C 6 H 6 F 6 B 6 80 69.25FL 69.25FL 10' 5' 32' 42'10' 87 . 9 0 F S 87 . 5 0 F S 95 10 0 10 5 8 8 8 9 95 90 85 87.50 TG 83.55 IE 4% 11 0 11 5 11 5 11 512 0 11 0 1 0 0 10 5 95 83.00IE-IN 5' 5. 0 ' 5.7% 119.75 FL 0.5%5% 1. 5 ' 1 6 . 0 ' 2: 1 M A X 2:1 2:1 M A X TW=74.2 BMP 2 (135 SF) FG=72.0 BOT=69.0 TW=74.2 A B B5' C C E 129.64' N6 7 ° 4 9 ' 0 6 " W 5 3 . 5 2 ' N24°28'10"E 103.03' 107.00' R=2 8 . 0 0 ' L=4 5 . 1 0 ' 43 . 6 3 ' 20 . 0 0 ' 1. 0 ' 80 G 6 5' 12 2 . 0 T S 12 0 . 0 F G 10 3 . 0 T W 96 . 0 T F 98 . 0 F G 10 1 . 0 T W 92 . 0 T F 94 . 0 F G 80 . 0 T W 72 . 0 T F 79 . 0 F G 74 . 2 T W 69 . 0 T F 70 . 0 F G 94 . 0 T W 86 . 5 T F 88 . 0 F G 74 . 2 T W 69 . 0 T F 74.2TW 69.0TF 74.2TW 69.0TF 75 . 0 T W 69 . 0 T F 74 . 0 F G 86 . 0 T W 78 . 5 T F 80 . 0 F G 88 . 0 T W 80 . 5 T F 82 . 0 F G 91.5TW 88.0TW 83.0TF 5% 5% SEE PC 2023-0040 FOR BUILDING PLANS SEE PC 2023-0041 FOR BUILDING PLANS 0.5% MIN 5% MIN 1 1 2 2 3 3 4 1" PVC WATER SERV Q100=1.11 cfs V100=3.92 fps 84 . 3 5 F S HP D W 2%118.81FL 122.00FL 5. 8 % 4. 6 % 82 . 0 T W 78 . 5 T F 3. 0 ' 75 75.0TW 69.0TF J 6 89 . 0 T W 83 . 5 T F 85 . 0 F G 92 . 0 T W 87 . 5 T F 90 . 0 F G 5' C 109.25 TG 106.75 IE 74 . 0 R A I S E D D E C K 96.00 FL 95 . 5 T W 88 . 5 T F 90 . 0 F G 68.25FL 68.25FL 5% 2 88.0FL GR A D E B R E A K 6 5 6 7 7 7 113.50 TG 106.40 IE CR A W L S P A C E 2: 1 M A X 1+42.00 1+49.50 1+57.00 3+07.60 3+27.60 3+17.60 5+51.93 Q100(MITIGATED) =0.78 cfs Q100=0.208 cfs V100=2.59 fps Q100(MITIGATED) =0.16 cfs HP 69.00FL 113.2 FL 88.50FS 10 4 . 3 T W 99 . 7 T F 10 4 . 0 F G 1. 3 ' 3. 0 ' 16 . 0 ' 1. 0 ' 12 1 . 5 T S 11 6 . 0 F G 80 . 0 F G 74 . 2 T W 69 . 0 T F 69 . 0 F G 75 . 0 T W 69 . 0 T F 74 . 5 F G 96.5TW 88.5TF 90.0FG 5% 84.5FG 11 3 . 5 T S 10 8 . 0 F G 83.0TF 84.5FG 91.0TW 83.0TF 84.5FG 10 8 . 0 T S 8 74.0FG 73.35 TG 72.35 IE 77 . 0 T W 72 . 0 T F 74 . 0 F G 77 . 0 F G 88.0TW 72.0TF 74.0FG 77 . 0 T W 69 . 0 T F 74 . 0 F G 74 . 2 T W 69 . 0 T F K 6 L 6 12 2 . 0 T W 11 9 . 0 T F 12 2 . 0 F G 69.25FL 69.25FL L1 C1 L2 "AS BUILT" SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD GRADING PLAN 3 1.THE ESTIMATED QUANTITIES PROVIDED BELOW ARE FOR REFERENCE ONLY TO BE USED FOR JURISDICTIONAL PLAN CHECKING AND PERMITTING PURPOSES ONLY. 2.ESTIMATED EARTHWORK BELOW IS BASED ON DESIGN FINISH GRADES TO EXISTING GRADES IN SURVEY. THE ESTIMATED EARTHWORK ALSO INCLUDES THE THICKNESS OF EACH PAVEMENT MATERIAL, FOUNDATION AND SLABS AS SPECIFIED IN THE SOIL REPORT. 3.THE ESTIMATED EARTHWORK QUANTITIES DO NOT INCLUDE SHRINKAGE FACTORS DUE TO COMPACTION OR ANY OVER EXCAVATION QUANTITIES. 4.THE CONTRACTOR SHALL CALCULATE HIS OWN EARTHWORK QUANTITIES NECESSARY FOR HIS BID AND WORK. THE CIVIL ENGINEER ON RECORD IS NOT RESPONSIBLE AND LIABLE FOR THE CONTRACTOR'S EARTHWORK CALCULATIONS. 5.ESTIMATED EARTHWORK QUANTITIES BELOW ASSUME THAT ALL ON-SITE MATERIALS ARE SUITABLE FOR BACKFILLING. HOWEVER, ACTUAL EXISTING ON-SITE MATERIALS AND IMPORTED MATERIALS MUST FIRST BE APPROVED BY THE GEOTECHNICAL ENGINEER OR CITY INSPECTOR PRIOR TO INSTALLATION, REMOVAL, OR REPLACEMENT. 6.CALCULATION OF CUT AND FILL: CUT 918 CY. FILL 1,410 CY. IMPORT 492 CY. REMEDIAL (CUT/FILL) 7,839 CY. ESTIMATED EARTHWORK QUANTITY NOTES: DRIVEWAY CENTERLINE DATA LINE / CURVE LENGTH BEARING / DELTA RADIUS 103.09'N 24°28'10" E - 57.99'92°17'16"36.00' 52.86'N 67°49'06" W - L1 C1 L2 CONSTRUCT CONCETE PAVEMENT 6" THICK W #4 BARS @ 12" O.C. WITHIN PRIVATE PORTION OF DRIVEWAY. CONSTRUCTION NOTES: 1 2 A INDICATES 10' WIDE SEWER EASEMENT TO LEUCADIA WATER DISTRICT PER MAP 6117 B INDICATES COVENANT OF EASEMENT FOR PRIVATE SEWER PURPOSES FOR THE BENEFIT OF PARCEL 2. PER PM________. C INDICATES COVENANT OF EASEMENT FOR PRIVATE DRAINAGE PURPOSES FOR THE BENEFIT OF PARCEL 2 PER PM________. D INDICATES COVENANT OF EASEMENT FOR PRIVATE EMERGENCY AND GENERAL ACCESS PURPOSES FOR THE BENEFIT OF PARCEL 1 PER PM________. E INDICATES COVENANT OF EASEMENT FOR PRIVATE WATER PURPOSES FOR THE BENEFIT OF PARCEL 1 PER PM________. EASEMENT NOTES: 3 CONSTRUCT 3" ROCKS MIN 6" DEPTH OVER 3'X3' CONCRETE SPLASH BLOCK. 4 GRADING LIMIT. PL 16'3' 1' 2%2% CL TYPICAL SECTION-PRIVATE DRIVEWAY SCALE : 1" = 5' CONSTRUCT CONCRETE PAVEMENT 6" THICK W #4 BARS @ 12" O.C. PA R C E L L I N E FOR PIPE THROUGH WALL PENETRATION SEE DETAIL 2 SHEET 12 5 DECK COLUMNS PER SEPARATE BUILDING PERMIT. 6 42" HI SAFETY RAILINGS SEE BUILDING PLANS FOR DETAIL. 7 1. AN INTERIM (AS-GRADED) GEOTECHNICAL REPORT SHALL BE PROVIDED AS PART OF THE PROPOSED DEVELOPMENT ADDRESSING THE GRADING ACTIVITIES NECESSARY TO PREPARE THE HILLSIDE SITE FOR CONSTRUCTION AND CONFIRM THE SOIL/BEDROCK CONDITIONS EXPOSED BY THE GRADING. THE INTERIM (AS-GRADED) REPORT SHALL INCLUDE, IN GENERAL: a) DESCRIPTIONS OF THE EARTHWORK AND TEMPORARY CUTS PERFORMED. b) DESCRIPTIONS OF THE OBSERVATIONS/MAPPING OF THE SOIL AND BEDROCK EXPOSED DURING THE GRADING AND AS-GRADED ASSESSMENT OF THE STRUCTURAL GEOLOGY OF THE DELMAR FORMATION RELATIVE TO THE STABILITY OF THE HILLSIDE PROPERTY. c) THE RESULTS OF LABORATORY TESTING (EXPANSION TESTING, DIRECT SHEAR, SULFATE EXPOSURE, ETC.) OF THE SOILS AND BEDROCK ASSOCIATED WITH THE GRADING AND EXPOSED AT THE BUILDING PAD GRADES FOR THE PROJECT. d) THE RESULTS OF DENSITY TESTING OF THE FILL SOILS PLACED TO ESTABLISH THE DESIGN SITE GRADES, e) DESCRIPTIONS AND STABILITY ASSESSMENT OF THE TEMPORARY SLOPES NECESSARY TO PERFORM REMEDIAL GRADING AND ESTABLISH DESIGN SITE GRADES AND/OR SITE RETAINING WALLS. f) THE PREPARATION OF AN AS-GRADED GEOTECHNICAL MAP SHOWING THE LIMITS OF APPROVED EARTHWORK, REMOVAL DEPTHS, KEYWAYS, SUBDRAINS, LOCATION OF DENSITY TESTS, AND MAPPED GEOLOGY. g) ANY REVISED RECOMMENDATIONS RESULTING FROM THE SOIL/BEDROCK CONDITION EXPOSED DURING THE GRADING AND THE RESULTS OF THE LABORATORY TESTING. h) CONFIRMATION THAT THE SOILS AND GEOLOGIC CONDITIONS EXPOSED DURING THE GRADING ACTIVITIES WERE AS ANTICIPATED IN THE PRELIMINARY GEOTECHNICAL REPORTS. 2. GEOTECHNICAL ENGINEER SHALL CONFIRM THAT THE SOILS AND BEDROCK EXPOSED DURING THE GRADING ARE CONSISTENT WITH THE PRELIMINARY GEOTECHNICAL REPORTS AND GEOTECHNICAL RESPONSE REPORTS FOR THE PROJECT; AND THAT THE SOILS USED AS COMPACTED FILL ARE TESTED FOR STRENGTH PARAMETERS, EXPANSION POTENTIAL, AND SULFATE EXPOSURE CLASSIFICATION TO CONFIRM THE GEOTECHNICAL DESIGN VALUES ANTICIPATED IN THE PRELIMINARY REPORTS ARE VALID FOR USE IN THE STRUCTURAL DESIGN OF THE BUILDING PLANS FOR THE PROJECT. BUILDING DEPARTMENT PLAN EXAMINERS SHALL CONFIRM THE SOIL PARAMETERS PROVIDED FOR FOUNDATION/SLAB AND RETAINING WALL DESIGN IN THE PRELIMINARY REPORTS ARE CONSISTENT WITH THE AS-GRADED CONDITIONS OF THE SITE. GEOTECHNICAL NOTES: FOR SHORING SEE SHEET X8 SEE SHEET 4 FOR STORM DRAIN AND SEWER SEE SHEET 5 FOR DRIVEWAY PROFILE SEE SHEETS 9-12 FOR RETAINING WALL PROFILE & DETAILS SEE SHEETS 13-21 FOR SHORING CONSTRUCT RIP RAP ENERGY DISSIPATOR PER SDRSD D-40 TYPE 1. T=1.1' ROCK CLASS NO. 2 BACKING ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 19 + 3 5 20 + 0 0 LA C O S T A A V E N U E LC BMP 1 (440 SF)S UPPER LEVEL FFE 85.00 LOWER LEVEL FFE 74.00 PAD 73.50 LOWER LEVEL FFE 110.27 PAD 109.77 GARAGE FFE 88.00 20% 87.75FS 86.00FS 84.33FS 119.50 109.77 74 . 0 R A I S E D D E C K FG=72.0 BOT=69.0 73 . 5 GARAGE FFE 120.00 PAD 119.50 85.80 90.0 1% 5%88.35FS 2. 5 % 88.97FS EVC FS 90.20 FS 89.66 PVI 20'VC 91.23FS BVC 20 % S 11 9 . 9 6 F S 117.0 FS 119.52 FS 3% 119.98 FS 119.05 FS 13% 12 0 . 0 0 F S EX 1 2 " A C P W A T E R M A I N P E R D W G 1 6 8 - 1 0 85.80 TG 73.35IE-OUT 73.35 TG 72.35 IE91.00 TG 87.70 IE 108.00 TG 105.00 IE 94.50TG 92.00IE 109.50 FG-HP 109.25 TG 105.50 IE 109.25 TG 106.50 IE119.00TG 115.00IE 84.20TG 83.40IE 84 . 5 0 F S 84 . 5 0 F S 84 . 2 0 T G 83 . 1 0 I E 87.50TG 84.00IE W 79.50TG 73.00IE 89.00 TG 86.00 IE 91.0FL 90.2FL 109.0 FL115.5 FL116.0 FL 2% 122.70FS BVC 121.35FS EVC 122.44 PVI 15' VC 12 0 . 5 0 F F E 11 9 . 0 0 F G 73.00TG 69.25IE 73.00TG 69.25IE N 22°10'54" E 2 3 6 . 6 4 ' N 6 5 ° 3 1 ' 2 1 " W 6 3 . 6 3 ' N 24°28'10" E 228.63' N 6 1 ° 4 1 ' 5 4 " W 1 0 7 . 1 1 ' L= 3 3 . 8 1 ' R = 8 4 2 . 0 0 ' DE E P E N D F O O T I N G PARCEL 2 PARCEL 1 109.40FG 1 % 119.20FG 69.25FL 69.25FL 10' 87 . 9 0 F S 87 . 5 0 F S 87.50 TG 83.55 IE 4% 58.64IE± @ MAIN EX 4" SEWER LAT 59.85IE @ MAIN FIELD VERIFY PROP SEWER LAT 68.40RIM SWR CO 102.40RIM SWR CO 109.40RIM SWR CO 11 5 83.00IE-IN 5' 5.7% 119.75 FL 0.5%5% 2: 1 M A X 2:1 2:1 M A X 96.00IE 105.00IE 61.15IE TW=74.2 BMP 2 (135 SF) FG=72.0 BOT=69.0 TW=74.2 A B B5' C C E 129.64' N6 7 ° 4 9 ' 0 6 " W 5 3 . 5 2 ' N24°28'10"E 103.03' 107.00' R=2 8 . 0 0 ' L=4 5 . 1 0 ' 43 . 6 3 ' 20 . 0 0 ' 5' 12 2 . 0 T S 12 0 . 0 F G 10 3 . 0 T W 96 . 0 T F 98 . 0 F G 10 1 . 0 T W 92 . 0 T F 94 . 0 F G 80 . 0 T W 72 . 0 T F 79 . 0 F G 74 . 2 T W 69 . 0 T F 70 . 0 F G 94 . 0 T W 86 . 5 T F 88 . 0 F G 74 . 2 T W 69 . 0 T F 74.2TW 69.0TF 74.2TW 69.0TF 75 . 0 T W 69 . 0 T F 74 . 0 F G 86 . 0 T W 78 . 5 T F 80 . 0 F G 88 . 0 T W 80 . 5 T F 82 . 0 F G 91.5TW 88.0TW 83.0TF 5% 5% SEE PC 2023-0040 FOR BUILDING PLANS SEE PC 2023-0041 FOR BUILDING PLANS 0.5% MIN 5% MIN 1" PVC WATER SERV Q100=1.11 cfs V100=3.92 fps 84 . 3 5 F S HP D W 2%118.81FL 122.00FL 5. 8 % 4. 6 % EX . L W D 8 " V C S E W E R M A I N @ 0 . 4 % PE R C O U N T Y O F S D T M 2 6 9 4 - 1 82 . 0 T W 78 . 5 T F 75.0TW 69.0TF 89 . 0 T W 83 . 5 T F 85 . 0 F G 92 . 0 T W 87 . 5 T F 90 . 0 F G 15+10 15+87.53 5' C 109.25 TG 106.75 IE RAISE CLEANOUT ABOVE RIP RAP ELEVATION 74. 0 R A I S E D D E C K 96.00 FL 95 . 5 T W 88 . 5 T F 90 . 0 F G 68.25FL 68.25FL 5% 88.0FL GR A D E B R E A K 113.50 TG 106.40 IE CR A W L S P A C E 2: 1 M A X 1+42.00 1+49.50 1+57.00 3+07.60 3+27.60 3+17.60 5+51.93 Q100(MITIGATED) =0.78 cfs Q100=0.208 cfs V100=2.59 fps Q100(MITIGATED) =0.16 cfs HP 69.00FL 113.2 FL 88.50FS 10 4 . 3 T W 99 . 7 T F 10 4 . 0 F G 12 1 . 5 T S 11 6 . 0 F G 80 . 0 F G 74 . 2 T W 69 . 0 T F 69 . 0 F G 75 . 0 T W 69 . 0 T F 74 . 5 F G 96.5TW 88.5TF 90.0FG 5% 84.5FG 11 3 . 5 T S 10 8 . 0 F G 83.0TF 84.5FG 91.0TW 83.0TF 84.5FG 10 8 . 0 T S 74.0FG 73.35 TG 72.35 IE 77 . 0 T W 72 . 0 T F 74 . 0 F G 77 . 0 F G 88.0TW 72.0TF 74.0FG 77 . 0 T W 69 . 0 T F 74 . 0 F G 74 . 2 T W 69 . 0 T F 12 2 . 0 T W 11 9 . 0 T F 12 2 . 0 F G 69.25FL 69.25FL 16 ' 62' R = 2 8 ' R=2 8 ' 16' 1 2 4 5 6 7 8 9 10 3 11 2 1 26' 23' 8" CO 8" CO 4" PERFORATED RET WALL SUBDRAIN 4" PERFORATED RET WALL SUBDRAIN 4" P E R F O R A T E D R E T WA L L S U B D R A I N 1 2 8' 1a 12 13 14 14 13 15 16 8" CO "AS BUILT" SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD UTILITY PLAN 4 STORM DRAIN DATA (PVT) REMARKSLENGTH (FT) 6" PVC SDR-4048.01 2 4 5 6 7 SLOPE 17.2% 6" PVC SDR-4037.0 2.7% 6" PVC SDR-4026.5 49.1% 6" PVC SDR-4028.4 15.1% 6" PVC SDR-4032.5 14.4% 6" PVC SDR-4028.0 3.5% 6" PVC RISER FL AS SHOWN (PRIVATE) NOT TO SCALE PVC STORM DRAIN PVC TEE TEE ROUND AREA DRAIN BOX PLUG IF AT END OF RUN ROUND DRAIN BOXTG 9 6" PVC SDR-4010.0 8 6" PVC SDR-4045.0 5.4% 10 3 6" PVC SDR-4031.0 1.6% 6" PVC SDR-4036.0 1.0% 6" PVC SDR-4052.0%11 21.0 SEWER LATERAL TABLE REMARKSLENGTH (FT) 4" PVC SDR-3540.6'1 2 SLOPE 33.2% 4" PVC SDR-35107.0'32.5% 5.4% A INDICATES 10' WIDE SEWER EASEMENT TO LEUCADIA WATER DISTRICT PER MAP 6117. B INDICATES COVENANT OF EASEMENT FOR PRIVATE SEWER PURPOSES FOR THE BENEFIT OF PARCEL 2. PER PM________. C INDICATES COVENANT OF EASEMENT FOR PRIVATE DRAINAGE PURPOSES FOR THE BENEFIT OF PARCEL 2 PER PM________. D INDICATES COVENANT OF EASEMENT FOR PRIVATE EMERGENCY AND GENERAL ACCESS PURPOSES FOR THE BENEFIT OF PARCEL 1 PER PM________.E INDICATES COVENANT OF EASEMENT FOR PRIVATE WATER PURPOSES FOR THE BENEFIT OF PARCEL 1 PER PM________. EASEMENT NOTES: CONSTRUCTION NOTES: 1 CONSTRUCT 4" SEWER LATERAL PER LWD S-17, S-25 AND S-32 (TYPE II). SEWER LATERAL DATA SEG. NO. LOT NO. STREET STATION OF LATERAL AT MAIN INVERT AT MAIN IE LENGTH OF LATERAL DROP TO MAIN LATERAL ELEV. AT PL. IE LATERAL SLOPE% GROUND ELEV. AT PL. DEPTH BELOW PL PL TO IE FLOOR ELEV. FT. UPSTREAM MH RIM ELEV. BACKWATER VALVE ELEV. REMARKS 1 2 15+87.53 59.85 5'1.2'61.15 4" SDR 35NO66.87110.277.2568.403.3% 2 CONSTRUCT 4" SEWER CLEANOUT PER LWD S-25. 6" PVC SDR-4012.51a 2% BMP NOTE: SEE SHEET 13 FOR DETAIL OF BMP BASINS. SE E S H E E T 2 F O R S T R E E T IM P R O V E M E N T P L A N SEE SHEET 22 FOR BMP BASIN DETAIL 6" PVC SDR-404.0%12 8.7 6" PVC SDR-403.0%13 1.0 8" PVC SDR-401.0%14 1.5 8" PERF. PVC SDR-400.5%15 32.0 0.5%16 19.0 8" PERF. PVC SDR-40 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 EXISTING GROUND P/L P/L 16' DRIVEWAY BUILDING PARCEL 2 BUILDING PARCEL 1 PROPOSED CONCRETE DITCH 140- 130- -70 -80 120- 110- -60 100- 1+ 0 0 . 0 0 L A C O S T A A V E C L PER SEPARATE BUILDING PERMIT PROPOSED DEEPENED FOOTING 2% 2:1 SLOPE 2:1 SLOPE -90 -100 PAD 73.50 PAD 109.77 PROPOSED RETAINING WALL/ BUILDING WALL PER SEPARATE BUILDING PERMIT ANTICIPATED FILL SLOPE KEYWAY FOR OVER EXCAVATION. SEE SOIL REPORT FOR RECOMMENDATIONS AND DETAILS PROPOSED RETAINING WALL/ BUILDING WALL PER SEPARATE BUILDING PERMIT CRAWL SPACE 1%1% PROPOSED RETAINING WALL DETAIL 3 SEE SHEETS 9-12 FOR PROFILE AND DETAILS PROPOSED CONCRETE DITCH TERRACE 84.50 1+ 0 0 . 0 0 L A C O S T A A V E C L (1 2 2 . 6 6 ) 1+ 3 2 . 0 0 (1 2 1 . 9 4 F L ) 1+ 4 2 . 0 0 B V C 12 2 . 7 0 F S 1+ 4 9 . 5 0 P V I 12 2 . 4 4 F S 1+ 5 7 . 0 0 E V C 12 1 . 3 5 F S 3+ 0 7 . 6 0 B V C 91 . 2 3 F S 3+ 1 7 . 6 0 P V I 89 . 6 6 F S 3+ 2 7 . 6 0 E V C 88 . 9 7 3+ 5 5 . 9 3 E N D 88 . 5 0 F S 15' VC PVI=122.85 PVI=89.23 20.0' 20% 2.5% 2% EXISTING GROUND PROPOSED GRADE AT CENTERLINE P/L P/L PROPOSED RETAINING WALL 1.7' 10.0' 12 2 . 6 0 F S 140- 130- -70 -80 -90 -100 120- 110- 3+ 5 1 . 9 3 E N D 88 . 3 5 F S 4' "AS BUILT" SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD5 GRADING SECTIONS SECTION A SCALE: 1"=10' HORZ PROFILE: DRIVEWAY 1"=10' VERT SCALE: 1"=10' HORZ 1"=10' VERT 2+00 2+50 3+00 3+501+501+00 2+00 2+50 3+00 3+501+501+00 RETAINING WALL NOTE: ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 "AS BUILT" SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD6 SECTIONS & DETAIL SECTIONB SCALE : 1" = 5' P/L SECTIONC SECTIONE SECTIONF GARAGE FFE 120.00 PARCEL 2 LOT 17 PROP. BUILDING PER SEPARATE PERMIT EX GROUND PROP. CONCRETE DITCH 3'9'PARCEL 2 LOT 17 EX GROUND CONCRETE 90.0 SCALE : 1" = 5' PL EX GROUND 5' P/L PROP. 4" SEWER LATERAL SCALE : 1" = 5' 5' PROPOSED UTILITY EASEMENT TO PARCEL 2 VARIES 5.4'±MIN FG=72.00 BOT=69.00 PROP. BUILDING PER SEPARATE PERMIT UPPER FFE 85.00 LOWER FFE 74.00 TOP OF WALL= 74.20 PROP. 6" PVC SD 4' M A X . TEMP 1:1 CUT SLOPE PARCEL 1LOT 19 PL EX GROUND PROP. 4" SEWER LATERAL PARCEL 1LOT 19 5' CONCRETE 84.25 SCALE : 1" = 5' 10' 10' MAP 6117MAP 6117 MAP 6117 MAP 6117 TOP OF WALL= 78.0 PROPOSED UTILITY EASEMENT TO PARCEL 2 SECTIONG PL EX GROUND PARCEL 1 LOT 19 5' SCALE : 1" = 5' MAP 6117 PROPOSED UTILITY EASEMENT TO PARCEL 2 PROP. 4" SEWER LATERAL 6' M A X SECTIONI PARCEL 2 EX GROUND PROP. 2:1 SLOPE SCALE : 1" = 5' PROP. CONCRETE DITCH 89.5FG 5% 2' 95.0FG SECTIONJ PARCEL 2 LOT 17 EX GROUND BIORETENTION SCALE : 1" = 5' 3' P/L 4' M A X . TEMP 1:1 CUT SLOPE MAP 6117 (EL=72.0) EL=69.00 PROP. CONCRETE DITCH RETAINING WALL NOTES: -ALL RETAINING WALL SUBDRAINS TO BE CONNECTED TO THE PROPOSED STORM DRAIN SYSTEM. SUBDRAIN/BACKFILL DETAIL FINISH GRADE MINIMUM ONE FOOT WIDE LAYER OF FREE DRAINING MATERIAL. 3/4" OPEN-GHRADED CRUSHED AGGREGATE MINIMUM ONE FOOT THICK LAYER OF LOW PERMEABILITY SOIL IF NOT COVERED WITH AN IMPERMEABLE SURFACE 4" OERFORATED PVC PIPE WITH HOLES POSITIONED DOWNWARD (SDR-35, SCH 40 OR EQUIVALENT) GEOFABRIC WRAPPED COMPLETELY AROUND ROCK BE ENCASED IN FILTER FABRIC. NOT TO SCALE * * PROPERLY COMPACTED BACKFILL SOIL RSD D-75 TYPE B WALL SUBDRAIN PER DETAIL THIS SHEET WALL SUBDRAIN PER DETAIL THIS SHEET WALL SUBDRAIN PER DETAIL THIS SHEET WALL SUBDRAIN PER DETAIL THIS SHEET WALL SUBDRAIN PER DETAIL THIS SHEET SEE SHEET 4 FOR STORM DRAIN AND SEWER SEE SHEET 5 FOR DRIVEWAY PROFILE SEE SHEETS 9-12 FOR RETAINING WALL PROFILE & DETAILS SEE SHEETS X-X FOR SHORING 30 " SECTIOND SCALE : 1" = 5' P/L PARCEL 1 OM N I R E S O R T L A C O S T A GO L F C O U R S E 10' TOP OF WALL= 74.20 TOP OF WALL= 75.0 FG=72.00 BOT=69.00 73.35 TG PROP. SLOPE CONCRETE 85.80 6" PVC SD EX 8" VC SEWER MAIN 58.61IE± CONCRETE 87.50 PROP 6" PVC SD BMP 1 6' M A X 80.0 85.80TG 83.00IE-IN 79.00IE-OUT EX GROUND EXISTING SEWER EASEMENT TO LEUCADIA WATER DISTRICT 72.35 IE 3" ROCK SAFETY RAILING FOR PIPE THROUGH WALL PENETRATION SEE DETAIL 2 SHEET 12 WALL SUBDRAIN PER DETAIL THIS SHEET WALL SUBDRAIN PER DETAIL THIS SHEET 30 " D E E P E N E D F O O T I N G SECTIONH SCALE : 1" = 5' EX GROUND LOT 19 PROP. DRIVEWAY 113.5FG GARAGE FFE 110.27 PROP. BUILDING PER SEPARATE PERMIT 16' PA R C E L L I N E 1' PARCEL 2 MAP 6117 2%2%PROP. 2:1 SLOPE 5% EARTHEN SWALE 115.0 FG PARCEL 1 3' 1.5' CONCRETE 90.0 30 " 6. 5 ' PROP. RETAINING WALL 96.5TW DETAIL 2 SHEET 11 PROP. RETAINING WALL 95.5TW DETAIL 2 SHEET 11 PROP. RETAINING WALL 74.0TW DETAIL 1 SHEET 12 BOT FTG 66.5 TOP FTG 69.0 PROP. RETAINING DETAIL 1 SHEET 12 PROP. RETAINING WALL 86.0TW DETAIL 1 SHEET 12 PROP. RETAINING WALL 88.0TW DETAIL 2 SHEET 11 (EL=84.0) 4' PROP. RETAINING WALL 95.5TW DETAIL 2 SHEET 11 3' PROP. SHORING WALL 117.5TS SEE SHORING PLAN SHEET _ 20' ACCESS EASEMENT 1.5' PROP. CONCRETE DITCH RSD D-75 TYPE B (MODIFIED) SECTIONK PL EX GROUND PROP. 4" SEWER LATERAL PARCEL 1LOT 19 5' SCALE : 1" = 5' 10.65'± MAP 6117 PROPOSED UTILITY EASEMENT TO PARCEL 2 WALL SUBDRAIN PR O P . R E T A I N I N G W A L L 77 . 0 0 T W DE T A I L 2 S H E E T 1 1 (EL=77.0) PROP. BUILDING PER SEPARATE PERMIT UPPER FFE 85.00 LOWER FFE 74.00 PER DETAIL THIS SHEET SECTIONL PARCEL 2 LOT 17 EX GROUND BIORETENTION SCALE : 1" = 5' 3' P/L 4' M A X . TEMP 1:1 CUT SLOPE MAP 6117 (EL=74.5) EL=69.00 PROP. CONCRETE DITCH WALL SUBDRAIN PER DETAIL THIS SHEET PROP. RETAINING WALL 75.0TW DETAIL 1 SHEET 12 PROP. RETAINING WALL 74.2TW DETAIL 1 SHEET 12 FFE 74.00 RAISED DECK STEM WALL FG 74.00 TEMP 1:1 CUT SLOPE TF 72.00 2' PROP. RETAINING DETAIL 1 SHEET 12 (EL=76.5) 4' M A X . TEMP 1:1 CUT SLOPE ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD TIER 2 SWPPP TITLE SHEET THE FOLLOWING GENERAL SITE MANAGEMENT REQUIREMENTS SHALL BE ADHERED TO THROUGHOUT THE DURATION OF THE CONSTRUCTION WORK (YEAR ROUND). 1.IN CASE EMERGENCY WORK IS REQUIRED, CONTACT ZOBAIR ROOHANI FROM:13523 PENFIELD POINT, SAN DIEGO, CA 92310 AT (TEL. NO.) (310) 606-0243 . 2.DEVICES SHOWN ON CITY APPROVED PLANS SHALL NOT BE MOVED OR MODIFIED WITHOUT THE APPROVAL OF THE ENGINEERING INSPECTOR. 3.THE CONTRACTOR SHALL RESTORE ALL EROSION CONTROL DEVICES TO WORKING ORDER TO THE SATISFACTION OF THE CITY ENGINEER AFTER EACH RUN-OFF PRODUCING RAINFALL. 4.THE CONTRACTOR SHALL INSTALL ADDITIONAL EROSION CONTROL MEASURES AS MAY BE REQUIRED BY THE CITY ENGINEER DUE TO UNCOMPLETED GRADING OPERATIONS OR UNFORESEEN CIRCUMSTANCES WHICH MAY ARISE. 5.THE CONTRACTOR SHALL BE RESPONSIBLE AND SHALL TAKE NECESSARY PRECAUTIONS TO PREVENT PUBLIC TRESPASS ONTO AREAS WHERE IMPOUNDED WATERS CREATE A HAZARDOUS CONDITION. 6.GRADING AREAS AROUND THE PROJECT PERIMETER MUST DRAIN AWAY FROM THE FACE OF SLOPE AT THE CONCLUSION OF EACH WORKING DAY. 7.ALL REMOVABLE PROTECTIVE DEVICES SHALL BE IN PLACE AT THE END OF EACH WORKING DAY WHEN FIVE (5) DAY RAIN PROBABILITY FORECAST EXCEEDS FORTY PERCENT (40%). SILT AND OTHER DEBRIS SHALL BE REMOVED AFTER EACH RAINFALL. 8.ALL GRAVEL BAGS SHALL CONTAIN 3/4 INCH MINIMUM AGGREGATE. 9.ALL EXPOSED DISTURBED AREAS MUST HAVE BEEN EROSION PROTECTION BMPs PROPERLY INSTALLED. THIS INCLUDES ALL BUILDING PADS, UNFINISHED ROADS, AND SLOPES. 10.ADEQUATE PERIMETER PROTECTION BMPs MUST BE INSTALLED AND MAINTAINED AND WILL BE UPGRADED, IF NECESSARY, TO PROVIDE SUFFICIENT PROTECTION FROM RUNOFF DURING RAIN EVENTS. 11.ADEQUATE SEDIMENT CONTROL BMPS MUST BE INSTALLED AND MAINTAINED. 12.ADEQUATE BMPs TO CONTROL OFFSITE SEDIMENT TRACKING MUST BE INSTALLED AND MAINTAINED. 13.A MINIMUM OF 125% OF THE MATERIAL NEEDED TO INSTALL STANDBY BMPs TO PROTECT THE EXPOSED AREAS FROM EROSION AND PREVENT SEDIMENT DISCHARGES, MUST BE STORED ONSITE. AREAS ALREADY PROTECTED FROM EROSION USING PHYSICAL STABILIZATION OR ESTABLISHED VEGETATION STABILIZATION BMPs ARE NOT CONSIDERED TO BE "EXPOSED" FOR PURPOSES OF THIS REQUIREMENT. 14.THE OWNER/DEVELOPER/CONTRACTOR MUST FOLLOW "WEATHER TRIGGERED" ACTION PLAN AND BE ABLE TO DEPLOY STANDBY BMPs TO PROTECT THE EXPOSED PORTIONS OF THE SITE WITHIN 48 HOURS OF A PREDICTED STORM EVENT (A PREDICTED STORM EVENT IS DEFINED AS A 40% CHANCE OF RAIN WITHIN A 5-DAY NATIONAL WEATHER SERVICE FORECAST). ON REQUEST, THE OWNER/DEVELOPER/CONTRACTOR MUST PROVIDE PROOF OF THIS CAPABILITY. 15.DEPLOYMENT OF PHYSICAL OR VEGETATION EROSION CONTROL BMPs MUST COMMENCE AS SOON AS SLOPES ARE COMPLETED. THE OWNER/DEVELOPER/CONTRACTOR MAY NOT RELY ON THE ABILITY TO DEPLOY STANDBY BMP MATERIALS TO PREVENT EROSION OF SLOPES THAT HAVE BEEN COMPLETED. 16.THE AREA THAT CAN BE CLEARED, GRADED, AND LEFT EXPOSED AT ONE TIME IS LIMITED TO THE AMOUNT OF ACREAGE THAT THE CONTRACTOR CAN ADEQUATELY PROTECT PRIOR TO A PREDICTED RAIN EVENT. FOR LARGER SITES, GRADING SHOULD BE PHASED. IT MAY BE NECESSARY TO DEPLOY EROSION AND SEDIMENT CONTROL BMPs IN AREAS THAT ARE NOT COMPLETED, BUT ARE NOT ACTIVELY BEING WORKED BEFORE ADDITIONAL GRADING IS ALLOWED TO PROCEED, AT THE DISCRETION OF THE CITY INSPECTOR. 17.ALL DISTURBED AREAS THAT ARE NOT COMPLETED AND/OR NOT BEING ACTIVELY GRADED MUST BE FULLY PROTECTED FROM EROSION IF LEFT FOR 14 OR MORE DAYS. THE ABILITY TO INSTALL BMP MATERIALS IN A PROMPT MANNER IS NOT SUFFICIENT. BMPs NEED TO BE INSTALLED IN THESE AREAS. 18.BMPs MUST BE STOCKPILED AT VARIOUS LOCATION THROUGHOUT THE PROJECT SITE THROUGHOUT THE YEAR. WHENEVER THERE IS A 40% CHANCE OR GREATER OF A RAIN WITHIN A THREE (3) DAY FORECAST, THE INSPECTOR WILL VERIFY THAT BMPs ARE ADEQUATELY STOCKPILED. BMPs MUST BE STOCKPILED AND READY FOR DEPLOYMENT WHEN THERE IS 50% CHANCE OF RAIN WITHIN A 48 HOUR FORECAST. FAILURE TO COMPLY WITH THIS REQUIREMENT COULD RESULT IN THE ISSUANCE OF A STOP WORK NOTICE OR OTHER ENFORCEMENT ACTION. 19.ALL TREATMENT AND EROSION CONTROL BMPs MUST BE INSPECTED WEEKLY AND PRIOR TO A FORECASTED RAIN EVENT OF GREATER THAN 50%, AND AFTER A RAIN EVENT. IN ADDITION, TREATMENT CONTROL BMPs MUST BE SERVICED AS NEEDED THROUGHOUT THE YEAR. 20.IF SELECTED BMP FAILS DURING A RAIN EVENT, IT MUST BE REPAIRED OR IMPROVED OR REPLACED WITH AN ACCEPTABLE ALTERNATE AS SOON AS IT IS SAFE TO DO SO. THE FAILURE OF A BMP INDICATES IT WAS NOT ADEQUATE FOR THE CIRCUMSTANCES IN WHICH IT WAS USED. REPAIRS AND REPLACEMENT MUST THEREFORE PUT A MORE ROBUST BMP MEASURE IN PLACE. 21.ALL CONSTRUCTION EMPLOYEES MUST BE TRAINED ON THE IMPORTANCE OF STORM WATER POLLUTION PREVENTION AND BMP MAINTENANCE. STORM WATER POLLUTION PREVENTION NOTES: GENERAL SITE MANAGEMENT REQUIREMENTS THE DEVELOPER SHALL DEPLOY STANDBY BEST MANAGEMENT PRACTICE MEASURES TO COMPLETELY PROTECT THE EXPOSED PORTIONS OF THE SITE WITHIN 48 HOURS OF A PREDICTED STORM EVENT (A PREDICTED STORM EVENT IS DEFINED AS A FORECASTED, 40% CHANCE OF RAIN BY THE NATIONAL WEATHER SERVICE), IN ADDITION TO BMPS IMPLEMENTED YEAR-ROUND INCLUDING PERIMETER CONTROL, WIND EROSION CONTROL, TRACKING, NON-STORM WATER CONTROL, WASTE MANAGEMENT, AND MATERIALS POLLUTION CONTROL. THE NATIONAL WEATHER SERVICE FORECAST SHALL BE MONITORED AND USED BY THE DEVELOPER ON A DAILY BASIS. IF PRECIPITATION IS PREDICTED (40% CHANCE OF RAIN), THEN THE NECESSARY WATER POLLUTION CONTROL PRACTICES SHALL BE DEPLOYED WITHIN 48 HOURS AND PRIOR TO THE ONSET OF THE PRECIPITATION. THE DEPLOYMENT OF THE BMPS SHALL INCLUDE BUT NOT BE LIMITED TO GRAVEL BAGS AND SILT FENCES. A MINIMUM OF 125% OF THE MATERIAL NEEDED TO INSTALL STANDBY BEST MANAGEMENT PRACTICES MEASURES TO PROTECT THE EXPOSED AREAS FORM EROSION AND PREVENT SEDIMENT DISCHARGES MUST BE STORED ON-SITE. AREAS THAT HAVE ALREADY BEEN PROTECTED FROM EROSION USING PHYSICAL STABILIZATION OR ESTABLISHED VEGETATION STABILIZATION BMPS AS DETERMINED BY THE CITY OF CARLSBAD ARE NOT CONSIDERED TO BE "EXPOSED" FOR THE PURPOSES OF "WEATHER TRIGGERED ACTION PLAN". AN ADEQUATE SOURCE OF EQUIPMENT AND WORKERS SHALL BE AVAILABLE FOR DEPLOYMENT OF "WEATHER TRIGGERED BMPS". WEATHER TRIGGERED ACTION PLAN TEMPORARY EROSION CONTROL PLANTING AND IRRIGATION BEST MANAGEMENT PRACTICES (BMP) SELECTION TABLE EROSION CONTROL BMPS SEDIMENT CONTROL BMPs TRACKING CONTROL BMPs NON-STORM WATER MANAGEMENT BMPs WASTE MANAGEMENT AND MATERIALS POLLUTION CONTROL BMPs BEST MANAGEMENT PRACTICE* (BMP) DESCRIPTION → PR E S E R V A T I O N O F EX I S T I N G V E G E T A T I O N HY D R O S E E D I N G GE O T E X T I L E S & M A T S WO O D M U L C H I N G EA R T H D I K E S A N D DR A I N A G E S W A L E S VE L O C I T Y D I S S I P A T I O N DE V I C E S SL O P E D R A I N S SI L T F E N C E SE D I M E N T T R A P CH E C K D A M FI B E R R O L L S GR A V E L B A G B E R M ST R E E T S W E E P I N G A N D VA C U U M I N G SA N D B A G B A R R I E R ST O R M D R A I N I N L E T PR O T E C T I O N ST A B I L I Z E D C O N S T R U C T I O N IN G R E S S / E G R E S S ST A B I L I Z E D C O N S T R U C T I O N RO A D W A Y WA T E R C O N S E R V A T I O N PR A C T I C E S PA V I N G A N D G R I N D I N G OP E R A T I O N S PO T A B L E W A T E R / I R R I G A T I O N VE H I C L E A N D E Q U I P M E N T CL E A N I N G MA T E R I A L D E L I V E R Y A N D ST O R A G E MA T E R I A L U S E ST O C K P I L E M A N A G E M E N T SP I L L P R E V E N T I O N A N D CO N T R O L SO L I D W A S T E M A N A G E M E N T HA Z A R D O U S W A S T E MA N A G E M E N T CO N C R E T E W A S T E MA N A G E M E N T CASQA DESIGNATION → CONSTRUCTION ACTIVITY EC - 2 EC - 4 EC - 7 EC - 8 EC - 9 EC - 1 0 EC - 1 1 SE - 1 SE - 3 SE - 4 SE - 5 SE - 6 SE - 7 SE - 8 SE - 1 0 TR - 1 TR - 2 NS - 1 NS - 3 NS - 7 NS - 8 WM - 1 WM - 2 WM - 3 WM - 4 WM - 5 WM - 6 WM - 8 GRADING/SOIL DISTURBANCE TRENCHING/EXCAVATION STOCKPILING DRILLING/BORING CONCRETE/ASPHALT SAWCUTTING CONCRETE FLATWORK PAVING CONDUIT/PIPE INSTALLATION STUCCO/LAY DOWN AREA EQUIPMENT MAINTENANCE AND FUELING HAZARDOUS SUBSTANCE USE/STORAGE DEWATERING SITE ACCESS ACROSS DIRT OTHER (LIST): ALL PERMANENT AND TEMPORARY EROSION CONTROL PLANTING AND IRRIGATION SHALL BE INSTALLED AND MAINTAINED AS REQUIRED IN SECTION 212 OF THE STANDARD SPECIFICATIONS AND THE FOLLOWING: A.HYDROSEEDING SHALL BE APPLIED TO: 1.ALL SLOPES THAT ARE GRADED 6:1 (HORIZONTAL TO VERTICAL) OR STEEPER WHEN THEY ARE: a.THREE FEET OR MORE IN HEIGHT AND ADJACENT TO A PUBLIC WALL OR STREET. b.ALL SLOPES 4 FEET OR MORE IN HEIGHT. 2.AREAS GRADED FLATTER THAN 6:1 WHEN ANY OF THE FOLLOWING CONDITIONS EXIST: a.NOT SCHEDULED FOR IMPROVEMENTS (CONSTRUCTION OR GENERAL LANDSCAPING) WITHIN 60 DAYS OF ROUGH GRADING. b.IDENTIFIED BY THE PARKS AND RECREATION DIRECTOR AS HIGHLY VISIBLE TO THE PUBLIC. c.HAVE ANY SPECIAL CONDITION IDENTIFIED BY THE CITY ENGINEER THAT WARRANTS IMMEDIATE TREATMENT. B.HYDROSEEDED AREAS SHALL BE IRRIGATED IN ACCORDANCE WITH THE FOLLOWING CRITERIA: 1.ALL SLOPES THAT ARE GRADED 6:1 OR STEEPER AND THAT ARE: a.THREE TO EIGHT FEET IN HEIGHT SHALL BE IRRIGATED BY HAND WATERING FROM QUICK COUPLERS/HOSE BIBS OR A CONVENTIONAL SYSTEM OF LOW PRECIPITATION SPRINKLER HEADS PROVIDING 100% COVERAGE. b.GREATER THAN 8 FEET IN HEIGHT SHALL BE WATERED BY A CONVENTIONAL SYSTEM OF LOW PRECIPITATION SPRINKLER HEADS PROVIDING 100% COVERAGE. 2.AREAS SLOPED LESS THAN 6:1 SHALL BE IRRIGATED AS APPROVED BY THE CITY ENGINEER, PRIOR TO HYDROSEEDING. THE DEVELOPER SHALL SUBMIT A PROPOSED SCHEME TO PROVIDE IRRIGATION TO THE CITY ENGINEER. THE PROPOSAL SHALL BE SPECIFIC REGARDING THE NUMBERS, TYPES AND COSTS OF THE ELEMENTS OF THE PROPOSED SYSTEM. 3.IRRIGATION SHALL MAINTAIN THE MOISTURE LEVEL OF THE SOIL AT THE OPTIMUM LEVEL FOR THE GROWTH OF THE HYDROSEEDED GROWTH. C.HYDROSEEDING MIX SHALL CONSIST OF ALL OF THE FOLLOWING: 1.SEED MIX SHALL CONSIST OF NO LESS THAN: a.20 lbs. PER ACRE OF ROSE CLOVER b.20 lbs. PER ACRE OF ZORRO FESCUE c.3 lbs. PER ACRE OF E SCHOOL CIA CALIFORNICA d.4 lbs. PER ACRE OF ACHILLEA MILLEFOLIA e.3 lbs. PER ACRE OF ALYSSUM (CARPET OF SNOW) f.1/2 lb. PER ACRE OF DIMORPHOLECA g.ITEMS c,d,e, AND f OF THIS SUBSECTION MAY BE OMITTED ON LOCATIONS WHERE THE AREA BEING HYDROSEEDED IS NOT VISIBLE FROM EITHER A PUBLIC STREET OR RESIDENTIAL STRUCTURES. h.ITEM a OF THIS SUBSECTION MUST BE INOCULATED WITH A NITROGEN FIXING BACTERIA AND APPLIED DRY EITHER BY DRILLING OR BROADCASTING BEFORE HYDROSEEDING. i.ALL SEED MATERIALS SHALL BE TRANSPORTED TO THE JOBSITE IN UNOPENED CONTAINERS WITH THE CALIFORNIA DEPARTMENT OF FOOD AND AGRICULTURE CERTIFICATION TAG ATTACHED TO, OR PRINTED ON SAID CONTAINERS. j.NON-PHYTO-TOXIC WETTING AGENTS MAY BE ADDED TO THE HYDROSEED SLURRY AT THE DISCRETION OF THE CONTRACTOR. 2.TYPE 1 MULCH APPLIED AT THE RATE OF NO LESS THAN 2000 lbs PER ACRE. TYPE 6 MULCH (STRAW) MAY BE SUBSTITUTED, WHEN STRAW IS USED IT MUST BE ANCHORED TO THE SLOPE BY MECHANICALLY PUNCHING NO LESS THAN 50% OF THE STRAW INTO THE SOIL. 3.FERTILIZER CONSISTING OF AMMONIUM PHOSPHATE SULFATE, 16-20-0, WITH 15% SULPHUR APPLIED AT THE RATE OF 500 lbs. PER ACRE. D.AREAS TO BE HYDROSEEDED SHALL BE PREPARED PRIOR TO HYDROSEEDING BY: 1.ROUGHENING THE SURFACE TO BE PLANTED BY ANY OR A COMBINATION OF: a.TRACK WALKING SLOPES STEEPER THAN 6:1 b.HARROWING AREAS 6:1 OR FLATTER THAT ARE SUFFICIENTLY FRIABLE. c.RIPPING AREAS THAT WILL NOT BREAK UP USING ITEMS a OR b ABOVE. 2.CONDITIONING THE SOILS SO THAT IT IS SUITABLE FOR PLANTING BY: a.ADJUSTING THE SURFACE SOIL MOISTURE TO PROVIDE A DAMP BUT NOT SATURATED SEED BED. b.THE ADDITION OF SOIL AMENDMENTS, PH ADJUSTMENT, LEACHING COVERING SALINE SOILS TO PROVIDED VIABLE CONDITIONS FOR GROWTH. E.HYDROSEEDING AREAS SHALL BE MAINTAINED TO PROVIDE A VIGOROUS GROWTH UNTIL THE PROJECT IS PERMANENTLY LANDSCAPED OR, FOR AREAS WHERE HYDROSEEDING IS THE PERMANENT LANDSCAPING, UNTIL THE PROJECT IS COMPLETED AND ALL BONDS RELEASED. F.ALL SLOPES SHALL HAVE IRRIGATION INSTALLED AND BE STABILIZED, PLANTED AND/OR HYDROSEEDED WITHIN TEN (10) DAYS OF THE TIME WHEN EACH SLOPE IS BROUGHT TO GRADE AS SHOWN ON THE APPROVED GRADING PLANS. AN APPROVED EROSION CONTROL PRODUCT (RECP) SHALL BE INSTALLED PER EC-7 IF THIS REQUIREMENT CANNOT BE MET. JUTE, EXCELSIOR OR STRAW BLANKET IS UNACCEPTABLE. G.SHOULD GERMINATION OF HYDROSEED FAIL TO PROVIDE EFFICIENT COVERAGE (NO LESS THAN 70%) PRIOR TO OCTOBER 1, THE SLOPES SHALL BE STABILIZED BY AN APPROVED RECP. JUTE, EXCELSIOR AND STRAW BLANKET IS UNACCEPTABLE. H.LANDSCAPING SHALL BE ACCOMPLISHED ON ALL SLOPES AND PADS AS REQUIRED BY THE CITY LANDSCAPE MANUAL, THE LANDSCAPE PLANS FOR THIS PROJECT OR AS DIRECTED BY THE CITY ENGINEER OR CITY PLANNER. I.THE OWNER/APPLICANT SHALL ENSURE THAT ALL CONTRACTORS SHALL COORDINATE THE WORK OF THIS CONSTRUCTION SWPPP SHOWN ON ANY GRADING PLANS, LANDSCAPE AND IRRIGATION PLANS, AND IMPROVEMENT PLANS AS REQUIRED FOR THIS PROJECT WORK. INSTRUCTIONS: 1.CHECK THE BOX TO THE LEFT OF ALL APPLICABLE CONSTRUCTION ACTIVITY (FIRST COLUMN) EXPECTED TO OCCUR DURING CONSTRUCTION. 2.LOCATED ALONG THE TOP OF THE BMP TABLE IS A LIST OF BMP's WITH IT'S CORRESPONDING CALIFORNIA STORMWATER QUALITY ASSOCIATION (CASQA) DESIGNATION NUMBER. CHOOSE ONE OR MORE BMPs YOU INTEND TO USE DURING CONSTRUCTION FROM THE LIST. CHECK THE BOX WHERE THE CHOSEN ACTIVITY ROW INTERSECTS WITH THE BMP COLUMN. 3.REFER TO THE CASQA CONSTRUCTION HANDBOOK FOR INFORMATION AND DETAILS OF THE CHOSEN BMPs AND HOW TO APPLY THEM TO THE PROJECT. LEGEND DESCRIPTION SYMBOL OWNER'S CERTIFICATION: I UNDERSTAND AND ACKNOWLEDGE THAT I MUST: (1) IMPLEMENT BEST MANAGEMENT PRACTICES (BMPs) DURING CONSTRUCTION ACTIVITIES TO THE MAXIMUM EXTENT PRACTICABLE TO AVOID THE MOBILIZATION OF POLLUTANTS SUCH AS SEDIMENT AND TO AVOID THE EXPOSURE OF STORM WATER TO CONSTRUCTION RELATED POLLUTANT; AND (2) ADHERE TO, AND AT ALL TIMES, COMPLY WITH THIS CITY APPROVED TIER 2 CONSTRUCTION SWPPPP THROUGHOUT THE DURATION OF THE CONSTRUCTION ACTIVITIES UNTIL THE CONSTRUCTION WORK IS COMPLETER AND SIGNED OFF BY THE CITY OF CARLSBAD. 10/31/2025 ZOOBAIR ROOHANI DATE AREA OF DISTURBANCE AREA OF DISTURBANCE 22,643 S.F. (ON-SITE) (THIS AREA INCLUDES BUT IS NOT LIMITED TO OFF-SITE WORK INCLUDING PUBLIC IMPROVEMENTS AND TEMPORARY DISTURBANCE SUCH AS VEHICLE AND EQUIPMENT STAGING AREAS, CONSTRUCTION WORKER FOOT TRAFFIC, SOIL/GRAVEL PILES, UTILITY TRENCHES AND SLOPE KEYWAYS) CONSTRUCTION THREAT CONSTRUCTION THREAT TO STORM WATER QUALITY (CHECK BOX): HIGH MEDIUM OWNER/APPLICANT: NAME:ZOBAIR ROOHANI ADDRESS:13523 PENFIELD POINT, SAN DIEGO, CA 92130 TELEPHONE NO.:(310) 606-02431 EMERGENCY CONTACT: NAME:ZOBAIR ROOHANI ADDRESS:13523 PENFIELD POINT, SAN DIEGO, CA 92130 TELEPHONE NO.:(310) 606-02431 7 TIER 2 CITY STORM WATER POLLUTION PREVENTION PLAN (TIER 2 SWPPP) SITE ADDRESS APN SHEET INDEX 2484 LA COSTA AVENUE, CARLSBAD, CA 92009 216-160-18-00 SHEET 7: SWPPP TITLE SHEET 8:EROSION CONTROL PLANS X X X X X X X X X X X X X X X X X X X X X XXXX XX X X X X X X X X X X X XX X X X X X X X X XX X X X X X X X SE-1, SILT FENCE SE-6, GRAVEL BAG TR-1, STABILIZED CONSTRUCTION ENTRANCE NS-8, VEHICLE AND EQUIPMENT CLEANING NS-9, VEHICLE AND EQUIPMENT FUELING NS-10, VEHICLE AND EQUIPMENT MAINTENANCE NS-8 NS-9 NS-10 WM-1, MATERIAL DELIVERY AND STORAGE WM-2, MATERIAL USE WM-5, SOLID WASTE MANAGEMENT WM-1 WM-2 WM-5 WM-9, SANITARY/SEPTIC WASTE MANAGEMENT WM-9 SE-5, FIBER ROLL SSVSE-7, STREET SWEEPING VEHICLE WEWE-1, WIND EROSION CONTROL SE-10, STORM DRAIN INLET PROTECTION 984 S.F. (ROW) 23,627 S.F. TOTAL EC-4, HYDROSEEDING QUANTITY 690 LF 550 EA 1 EA - - - - - - - 811 LF - - 17 EA 5,187 SF ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 LA C O S T A A V E N U E LC S CU T FIL L CUT FILL CU T FIL L PARCEL 2 PARCEL 1 11 5 WE SSV GRAVEL BAGS (TYP) SE-6 STREET SWEEPING & VACUMMING SE-7 HYDROSEEDING EC-4 P/L CONCRETE WASHOUT WM-8 STABILIZED CONSTRUCTION ENTRANCE TR-1 CONSTRUCTION TRAILER RIGHT OF WAY SILT FENCE SE-1 SSV STREET SWEEPING & VACUMMING SE-7 WIND EROSION CONTROL WE-1 CONCRETE WASHOUT WM-8 P/L P/ L P/L P/L HYDROSEEDING EC-4 GEOTEXTILES AND MATS EC-7 GEOTEXTILES AND MATS EC-7 SPILL PREVENTION CONTROL WM-4 WASTE COLLECTION WM-5 HAZARDOUS WASTE WM-6 MATERIAL STORAGE WM-1, WM-2, WM-3 PORTABLE SANITARY FACILITY WM-9 WE WIND EROSION CONTROL WE-1 PORTABLE SANITARY FACILITY WM-9 STORM DRAIN INLET PROTECTION BAGS (TYP) SE-10 FIBER ROLL (TYP) SE-5 FIBER ROLL (TYP) SE-5 PROPOSED DAYLITE GRADING LIMIT PROPOSED CUT/FILL SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD8 EROSION CONTROL PLAN STABILIZED CONSTRUCTION ENTRANCE/EXIT NOT TO SCALE PLAN NOT TO SCALE OR FOUR TIMES THE CIRCUMFERENCE OF LARGEST CONSTRUCTION VEHICLE TIRE, WHICHEVER IS GREATER TEMPORARY PIPE CULVERT AS NEEDED MATCH EXISTING GRADE EX I S T I N G P A V E D R O A D W A Y 20' R M I N . DI T C H NOTE: CONSTRUCT SEDIMENT BARRIER AND CHANNELIZE RUNOFF TO SEDIMENT TRAPPING DEVICE SECTION B-B NOT TO SCALE WIDTH AS REQUIRED TO ACCOMODATE ANTICIPATED TRAFFIC 12" MIN, UNLESS OTHERWISE SPECIFIED BY A SOILS ENGINEER ORIGINAL GRADE FILTER FABRIC CRUSHED AGGREGATE GREATER THAN 3" BUT SMALLER THAN 6" 50' MIN. 24' MIN. OPTIONAL RUMBLE RACKS (CORRUGATED OR GEOMETRIC) TC-1 TC-1 STORM DRAIN INLET PROTECTION DETAIL NOT TO SCALE GRAVEL BAGS (2 HIGH) SECTION A FILTER FABRIC NOT TO SCALE SE-10 ARE STACKED TIGHTLY GRAVEL BAGS CATCH BASIN SE-10 ATTACH FILTER FABRICSECURELY TO UPSTREAM EXTRA STRENGTH FILTER FABRIC NEEDED WITHOUT WIRE MESH SIDE OF POST. WIRE SUPPORT FENCE6' (1.8m) MAXIMUM SPACING WITHOUT WIRE SUPPORT FENCE. 10' (3m) MAXIMUM SPACING WITH SUPPORT. STEEL ORWOOD POST NOTE 1.-THE CONTRACTOR SHALL INSPECT AND REPAIR FENCE AFTER EACH STORM EVENT AND REMOVE SEDIMENT. 2.-REMOVED SEDIMENT SHALL BE DEPOSITED TO AN AREA THAT WILL NOT CONTRIBUTE TO SEDIMENT OFF-SITE AND CAN BE PERMANENTLY STABILIZED. 3.-SILT FENCE SHALL BE PLACED ON SLOPE CONTOURS TO FACILITATE MAXIMUM PONDING EFFICENCY.SILTFENCE NOT TO SCALE SE-1 3.PROVIDED ON SITE. CONTAINED, DRIED, PICKED UP AND DISPOSED OF PROPERLY. SLURRY FROM CONCRETE AND ASPHALT SAW CUTTING SHALL BE VACUUMED OR CONCRETE WASTE MANAGEMENT WM-8 DRAINAGE SYSTEM. FACILITY OF SUFFICIENT CAPACITY TO RETAIN LIQUID AND SOLID WASTE SHALL BE FOR WASHOUT OF CONCRETE AND MORTAR PRODUCTS, A DESIGNATED CONTAINMENT EXCESS AND WASTE CONCRETE SHALL NOT BE WASHED INTO THE STREET OR INTO A NOTES: 2. 1. STD. DETAIL NOT TO SCALE SE-1 TRENCH WITH NATIVE BACKFILL SE-1 TRENCH WITH GRAVELNOT TO SCALE PONDING HT. RUNOFF 14" ALT. DETAIL 9" M A X . ST O R A G E H T . 12" MIN 9" MAX.STORAGE HT. GRAVEL 8" 12" MIN STEEL OR WOODPOST 36" HIGHMAX. SIDE OF POST.TO UPSTREAM FILTER FABRIC 4"X6" TRENCH W/COMPACTED ATTACHED SECURELY BACKFILL. RUNOFF PONDING HT. CONCRETE WASHOUT AREA AREA CONTAINMENT BERMED LINING 10 MIL PLASTIC FIBER ROLL DETAIL SEDIMENT ROLL WOOD STAKE 0.75" X 0.75" MAX SPACING 4" MAX 12" MIN IN FLAT AREA ENTRENCHMENT DETAIL IN SLOPED AREA 150 mm X 150 mm WATER TABLE GEOTEXTILES AND MATS FILTER FABRIC UNDER TYPICAL TREATMENT. NON-WOVEN GEOTEXTILE 75 mm OVERLAP 50 mm TO 1:2 ( V : H ) 2 m . 150 mm IN SLICE OVERLAP 1 m . 1.2 m. ( 48" ). FILTER CLOTH ABOVE SOURCE 300 1 m . BERM ANCHOR TRENCH DOWNSLOPE. BE INSTALLED VERTICALLY MATS/BLANKETS SHOULD 1.2 m. OF WATER mmSLO P E M A X . ( 4' ) (6" X 6") ( 12") ( 6") ( 3 9 " ) ( 7 8 " ) ( 3 9 " ) ( 2" TO) ( 3" OVERLAP ) SE-5 NOT TO SCALE SE-5 NOT TO SCALE TAMP DIRT OV E R M A T / B L A N K E T NOT TO SCALE WOOD STAKESEDIMENT ROLL FINISHED GRADE 3" ENTRENCHMENT DETAIL RUMBLE RACKS (CORRUGATED OR GEOMETRIC) 2" MIN ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 100- 90- 80- 100- 90- 80- 90- 80--80 -90 -70 130- 120- 110- -80 -90 -100 -110 100- 90- 80- 70- BIORETENTION FG=72.00 S S WALL "C" WALL "B" WALL "A" 1+18.16 1+40.17 1+ 6 9 . 1 4 1+ 7 3 . 1 4 2+ 0 7 . 5 1 2+16.52 1+62.48 1+56.04 1+09.40 2+ 1 2 . 5 6 2+ 6 4 . 1 1 2+ 0 2 . 1 3 AN G P T AN G P T AN G P T 1+ 1 0 . 0 BE G I N SH O R I N G W A L L 3+ 0 1 . 8 0 AN G P T 3+ 1 1 . 5 3 EN D RE T W A L L " C " ANG PT ANG PT ANG PT 1+ 0 0 BE G I N RE T W A L L " B " 1+71.20 END RET WALL "B" ANG PT ANG PT 1+00 RET WALL "A" BEGIN END RET WALL "A"AN G P T AN G P T AN G P T PARCEL 2 PARCEL 1 PARCEL LOT BMP 1 BMP 2 66.0BF 68. 0 B F 66. 0 B F 23 ' 69. 0 T F 69.0TF DEEPEND FOOTING 74. 2 T W 74.2TW 68 . 0 B F 66 . 0 B F 69 . 0 T F 74 . 2 T W 11' 10' 1+ 9 0 EN D S H O R I N G W A L L BE G I N G C M U W A L L LA C O S T A A V E N U E 2+ 7 3 . 1 8 BE G I N BI O R E T E N T I O N 3+ 0 8 . 7 3 AN G P T 27' 1+ 0 0 . 0 BE G I N CM U W A L L 1+ 8 2 . 0 EN D SH O R I N G W A L L SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD9 RETAINING WALL PROFILE PROFILE: RETAINING WALL-A SCALE: 1"=10' HORZ 1"=5' VERT PROFILE: RETAINING WALL-B SCALE: 1"=10' HORZ 1"=5' VERT PROFILE: RETAINING WALL-C SCALE: 1"=10' HORZ 1"=5' VERT 2+00 2+501+501+00 1+501+00 2+001+50 1+00 PLAN VIEW: RETAINING WALL SCALE: 1"=20' HORZ 3+00 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 1. ALL MATERIALS, WORKMANSHIP, DESIGN AND CONSTRUCTION SHALL CONFORM TO MINIMUM STANDARDS OF THE 2022 EDITION OF THE CALIFORNIA BUILDING CODE (CBC) AND ANY OTHER REGULATORY AGENCIES WHO MAY HAVE AUTHORITY OVER ANY PORTION OF THE WORK. 2. THE CONTRACTOR SHALL VERIFY ALL DIMENSIONS, ELEVATIONS AND SITE CONDITIONS PRIOR TO THE START OF CONSTRUCTION AND NOTIFY THE ARCHITECT IMMEDIATELY OF ANY DISCREPANCIES OR INCONSISTENCIES THAT ARE FOUND. NOTED DIMENSIONS TAKE PRECEDENCE OVER SCALED DIMENSIONS. DO NOT SCALE DRAWINGS. 3. WHERE NO CONSTRUCTION DETAILS ARE SHOWN OR NOTED FOR ANY PART OF THE WORK THE DETAILS USED SHALL BE THE SAME AS FOR THE OTHER SIMILAR WORK. 4. WHEN A DETAIL IS IDENTIFIED AS TYPICAL, THE CONTRACTOR IS TO APPLY THIS DETAIL IN ESTIMATING AND CONSTRUCTION TO EVERY LIKE CONDITION WHETHER OR NOT THE REFERENCE IS REPEATED IN EVERY INSTANCE. 5. CONTRACT DRAWINGS AND SPECIFICATIONS REPRESENT THE FINISHED STRUCTURE. CONTRACTOR SHALL PROVIDE TEMPORARY BRACING AND SHORING FOR THE STRUCTURE AND STRUCTURAL COMPONENTS UNTIL ALL FINAL CONNECTIONS HAVE BEEN COMPLETED. 6. WORK PERFORMED IN CONFLICT WITH THE STRUCTURAL DRAWINGS OR APPLICABLE BUILDING CODE REQUIREMENTS SHALL BE CORRECTED AT THE EXPENSE OF THE CONTRACTOR. 1. BY USING THIS PERMITTED CONSTRUCTION DRAWINGS FOR CONSTRUCTION / INSTALLATION OF THE WORK SPECIFIED HEREIN, YOU AGREE TO COMPLY WITH THE REQUIREMENTS OF THE LOCAL BUILDING JURISDICTIONS FOR SPECIAL INSPECTIONS, STRUCTURAL OBSERVATIONS, CONSTRUCTION MATERIAL TESTING AND OFF-SITE FABRICATION OF BUILDING COMPONENTS, CONTAINED IN THE STATEMENT OF SPECIAL INSPECTIONS AND, AS REQUIRED BY THE CALIFORNIA CONSTRUCTION CODES. 1. BY USING THIS PERMITTED CONSTRUCTION DRAWINGS FOR CONSTRUCTION / INSTALLATION OF THE WORK SPECIFIED HEREIN, YOU ACKNOWLEDGE AND ARE AWARE OF, THE REQUIREMENTS CONTAINED IN THE STATEMENT OF SPECIAL INSPECTIONS. YOU AGREE TO COMPLY WITH THE REQUIREMENTS OF THE LOCAL BUILDING JURISDICTIONS FOR SPECIAL INSPECTIONS, STRUCTURAL OBSERVATION, CONSTRUCTION MATERIAL TESTING AND OFF-SITE FABRICATION OF BUILDING COMPONENTS, CONTAINED IN THE STATEMENT OF SPECIAL INSPECTIONS AND, AS REQUIRED BY THE CALIFORNIA CONSTRUCTION CODES. 1. WHERE CONTINUOUS SPECIAL INSPECTION IS REQUIRED, THE SPECIAL INSPECTOR SHALL CONTINUOUSLY PROVIDE FULL-TIME VERIFICATION OF THE WORK. 2. WHERE PERIODIC SPECIAL INSPECTION IS REQUIRED, THE SPECIAL INSPECTOR NEED NOT BE CONTINUOUSLY PRESENT DURING THE WORK WHERE PERIODIC INSPECTION IS INDICATED. AS A MINIMUM, PERIODIC SPECIAL INSPECTION SHALL OCCUR DAILY. 3. SPECIAL INSPECTIONS SHALL MEET THE REQUIREMENTS OF THE CBC CHAPTER 17 AND SHALL BE PERFORMED BY A QUALIFIED INSPECTOR OR TESTING AGENCY, RETAINED BY THE OWNER AND APPROVED BY THE BUILDING OFFICIAL TO ACT AS A SPECIAL INSPECTOR. THEY SHALL PERFORM INSPECTIONS PER CBC SECTIONS 1704, 1707, & 1708. 4. THE SPECIAL INSPECTOR SHALL CONTINUOUSLY INSPECT THE INITIAL INSTALLATION OF EACH TYPE AND SIZE OF ADHESIVE ANCHOR BY EACH INSTALLER. SUBSEQUENT INSTALLATIONS OF THE SAME TYPE AND SIZE OF ANCHOR BY THE SAME INSTALLER MAY BE PERFORMED ON A PERIODIC BASIS. SUMMARY OF SPECIAL INSPECTIONS DESCRIPTION OF TYPE OF INSPECTION REQUIRED, LOCATION, REMARKS, ETC. STRUCTURAL MASONRY F. THE SPECIAL INSPECTOR MUST BE CERTIFIED BY THE LOCAL BUILDING JURISDICTION, DEVELOPMENT SERVICES, IN THE CATEGORY OF WORK REQUIRED TO HAVE SPECIAL INSPECTION. G. AN APPLICATION TO PERFORM OFF-SITE FABRICATION MUST BE SUBMITTED TO THE INSPECTION SERVICES DIVISION FOR APPROVAL PRIOR TO COMMENCEMENT OF FABRICATION. H. THE CONSTRUCTION MATERIALS TESTING LABORATORY MUST BE APPROVED BY THE LOCAL BUILDING JURISDICTION, DEVELOPMENT SERVICES, FOR TESTING OF MATERIALS, SYSTEMS, COMPONENTS AND, EQUIPMENT. I. A PROPERTY OWNER'S FINAL REPORT FORM FOR WORK REQUIRED TO HAVE SPECIAL INSPECTIONS, TESTING AND STRUCTURAL OBSERVATIONS MUST BE COMPLETED BY THE PROPERTY OWNER, PROPERTY OWNER'S AGENT OF RECORD, ARCHITECT OF RECORD OR, ENGINEER OF RECORD AND SUBMITTED TO THE INSPECTION SERVICES DIVISION. J. FABRICATOR MUST BE REGISTERED AND APPROVED BY THE LOCAL BUILDING JURISDICTION, DEVELOPMENT SERVICES FOR THE FABRICATION OF MEMBERS AND ASSEMBLIES ON THE PREMISES OF THE FABRICATOR'S SHOP. FABRICATOR SHALL SUBMIT AN 'APPLICATION TO PERFORM OFF-SITE FABRICATION' TO THE INSPECTION SERVICES DIVISION FOR APPROVAL PRIOR TO COMMENCEMENT OF FABRICATION. FABRICATOR SHALL SUBMIT A 'CERTIFICATE OF COMPLIANCE FOR OFF-SITE FABRICATION' TO THE INSPECTION SERVICES DIVISION PRIOR TO ERECTION OF FABRICATED ITEMS AND ASSEMBLIES. K. SPECIAL INSPECTION IS REQUIRED FOR FABRICATION OF MEMBERS AND ASSEMBLIES DONE IN A SHOP OF A FABRICATOR WHICH IS NOT APPROVED BY INSPECTION SERVICES. AN APPLICATION TO PERFORM OFF-SITE FABRICATION MUST BE SUBMITTED TO AND APPROVED BY INSPECTION SERVICES. ( SECTION 1704.2.5.1 AND BLDG-17-6). L. SPECIAL INSPECTOR SHALL VERIFY THAT FABRICATOR MAINTAINS DETAILED FABRICATION AND QUALITY CONTROL PROCEDURES THAT PROVIDE A BASIS FOR INSPECTION CONTROL OF THE WORKMANSHIP AND FABRICATOR'S ABILITY TO CONFORM TO APPROVED CONSTRUCTION DOCUMENTS AND REFERENCED STANDARDS. THE SPECIAL INSPECTOR SHALL REVIEW THE PROCEDURES FOR COMPLETENESS AND ADEQUACY RELATIVE TO THE CODE REQUIREMENTS FOR FABRICATOR'S SCOPE OF WORK. M. FABRICATION OF MEMBERS AND ASSEMBLIES DONE IN A FABRICATOR'S SHOP APPROVED BY INSPECTION SERVICES NEED NOT HAVE CONTINUOUS OR PERIODIC SPECIAL INSPECTION. AT COMPLETION OF FABRICATION, THE APPROVED FABRICATOR SHALL SUBMIT THE 'CERTIFICATE OF COMPLIANCE' FORM TO INSPECTION SERVICES. (SECTION 1704.2.5.1 AND BLDG-17-6). A. REFER TO SHEET S1.1 FOR CORRESPONDING SPECIAL INSPECTION TABLES B. THE CONSTRUCTION INSPECTIONS LISTED ARE IN ADDITION TO THE CALLED INSPECTIONS REQUIRED BY CBC. THE SPECIAL INSPECTIONS IDENTIFIED ON PLANS ARE, IN ADDITION TO, AND NOT A SUBSTITUTE FOR, THOSE INSPECTIONS REQUIRED BY THE CITY'S INSPECTOR. SPECIALLY INSPECTED WORK WHICH IS INSTALLED OR COVERED WITHOUT THE APPROVAL OF THE CITY INSPECTOR IS SUBJECT TO REMOVAL OR EXPOSURE. C. SPECIAL INSPECTION IS REQUIRED DURING THE PERFORMANCE OF THE WORK PER CBC REFERENCED ABOVE. D. IT IS THE RESPONSIBILITY OF THE OWNER OR CONTRACTOR TO NOTIFY THE SPECIAL INSPECTOR OR INSPECTION AGENCY AT LEAST TWO WORKING DAYS PRIOR TO PERFORMING ANY WORK THAT REQUIRES SPECIAL INSPECTION. ALL WORK PERFORMED WITHOUT SPECIAL INSPECTION IS SUBJECT TO REMOVAL. E. A CERTIFICATE OF SATISFACTORY COMPLETION OF WORK REQUIRING SPECIAL INSPECTION MUST BE COMPLETED AND SUBMITTED TO THE FIELD INSPECTION DIVISION. 1. CONCRETE SHALL HAVE A MINIMUM COMPRESSIVE STRENGTH IN 28 DAYS OF 3,000 PSI WITH TYPE II PORTLAND CEMENT, LOW ALKALI. 2. ALL REINFORCING BARS, ANCHOR BOLTS, AND OTHER CONCRETE INSERTS SHALL BE WELL SECURED IN POSITION PRIOR TO PLACING CONCRETE. 3. CONDUIT, PIPES OR DUCTS SHALL NOT BE PLACED IN CONCRETE COLUMNS, WALLS, SLABS OR CONCRETE TOPPING FILLS UNLESS SPECIFICALLY INDICATED ON THE STRUCTURAL DRAWINGS OR APPROVED IN WRITING BY THE ENGINEER. SLEEVES FOR OPENINGS IN CONCRETE SHALL BE INSTALLED BEFORE PLACING REINFORCING, AND SHALL NOT BE CUT UNLESS APPROVED IN WRITING BY THE ENGINEER. 4. MINIMUM LAP SPLICES OF REINFORCING BARS SHALL BE AS FOLLOWS (UNLESS OTHERWISE NOTED ON PLANS, SEE DETAIL 1). A. CLASS B AS DEFINED IN ACI 318. 5. WALLS AND COLUMNS SHALL BE DOWELED FROM THE SUPPORTS WITH BARS OF THE SAME SIZE, GRADE AND SPACING UNLESS OTHERWISE NOTED. SPLICE CONTINUOUS WALL OR COLUMN REINFORCEMENT PER DETAIL 1 (CLASS B) UNLESS OTHERWISE NOTED. 6. TYPICAL CONCRETE COVERAGE OF REINFORCING: CONCRETE CAST AGAINST EARTH .............................................................................. 3" EXPOSED TO EARTH OR WEATHER .......................#6 AND LARGER ...................... 2" #5 AND SMALLER .................... 1 12" UNEXPOSED COLUMNS, BEAMS, AND GIRDERS ....................................................... 1 12" UNEXPOSED SLABS, WALLS, AND JOISTS ............ #14 AND LARGER...................... 1 12" #11 AND SMALLER...................................................... 1" 7. REINFORCEMENT SHALL CONFORM WITH ASTM A615, GRADE 60. WELDED REINFORCEMENT SHALL CONFORM WITH ASTM A706, GRADE 60. 8. WHERE WELDING OF REINFORCING BARS IS APPROVED BY THE STRUCTURAL ENGINEER, IT SHALL BE DONE BY AWS CERTIFIED WELDERS, USING E70XX OR APPROVED ELECTRODES. ALL WELDING SHALL CONFORM TO AWS D1.4 (LATEST EDITION). ONLY GRADE A706 REBAR SHALL BE WELDED. 9. CONCRETE CONSTRUCTION SHALL CONFORM WITH CHAPTER 19 OF THE CALIFORNIA BUILDING CODE AND TO THE PROVISIONS OF ACI 318, LATEST EDITION. 10. SPECIAL INSPECTION AND TESTING IS REQUIRED IN ACCORDANCE WITH SECTIONS 1704, 1707 AND 1708 OF THE CALIFORNIA BUILDING CODE AND THE "STATEMENT OF SPECIAL INSPECTIONS" ON THESE CONSTRUCTION DOCUMENTS. 11. AGGREGATES FOR NORMAL WEIGHT CONCRETE SHALL CONFORM TO ASTM C 33. 12. AGGREGATE FOR LIGHTWEIGHT CONCRETE SHALL BE EXPANDED SHALE TYPE AND CONFORM TO ASTM C 330. 13. CONCRETE MIXES SHALL BE DESIGNED BY A QUALIFIED TESTING LABORATORY AND APPROVED BY THE ENGINEER. IN ACCORDANCE WITH ACI 318, SECTION 26.4 AND CBC SECTION 1903 SHALL BE USED TO PROPORTION CONCRETE. 14. FLY ASH SHALL BE LIMITED TO NO MORE THAN THE FOLLOWING PERCENTAGES OF THE TOTAL WEIGHT OF CEMENTITIOUS MATERIALS IN THE CONCRETE, UNLESS OTHERWISE NOTED. FLY ASH OR OTHER POZZOLAN SHALL CONFORM TO ASTM C 618 FOR CLASS F MATERIAL (CLASS C IS NOT PERMITTED). COLUMNS AND WALLS ............................................................................................... 25% FOUNDATIONS ............................................................................................................. 25% SLABS ON GRADE ....................................................................................................... 25% 15. PROJECTING CORNERS OF SLABS, BEAMS, WALLS, COLUMNS, ETC., SHALL BE FORMED WITH A 3 4" CHAMFER UNLESS OTHERWISE NOTED. 16. CONSTRUCTION OR CONTROL JOINTS IN SLABS ON GRADE AND LIGHTWEIGHT CONCRETE FLOOR TOPPINGS SHALL BE PROVIDED AS INDICATED. THE LOCATIONS OF JOINTS NOT SPECIFICALLY INDICATED SHALL BE REVIEWED BY THE ENGINEER AND APPROVED BY THE ARCHITECT. WHERE POSSIBLE JOINTS SHALL ALIGN WITH RE-ENTRANT CORNERS OF THE SLAB OR TOPPING. 17. WHERE CONCRETE IS PLACED AGAINST EXISTING CONCRETE SURFACES, THE EXISTING CONCRETE SURFACES SHALL BE THOROUGHLY CLEANED AND ROUGHENED TO A MINIMUM AMPLITUDE OF 14 INCH, A CONCRETE BONDING AGENT SHALL BE APPLIED TO THE EXISTING CONCRETE SURFACE. 18. ANCHOR RODS EMBEDDED IN CONCRETE SHALL CONFORM TO ASTM F 1554, GRADE 36, UNLESS OTHERWISE NOTED. NUTS FOR ANCHOR RODS SHALL CONFORM TO ASTM A 563, GRADE A HEX (HEAVY HEX WHERE ANCHOR ROD DIAMETER IS GREATER THAN 112"). 19. VAPOR BARRIER FOR CONCRETE SLABS ON GRADE SHALL BE IN ACCORDANCE WITH ASTM E1643, ASTM E1745, AND MANUFACTURER'S SPECIFICATIONS. VERIFY WITH PROJECT'S SOILS REPORT. VERIFY SOIL CONDITIONS ARE SUBSTANTIALLY IN CONFORMANCE WITH THE SOIL INVESTIGATION REPORT - 1. A SOILS REPORT WAS PROVIDED FOR THIS PROJECT BY "CHRISTIAN WHEELER ENGINEERING" REPORT #2240362.01, DATED 08/09/24, AND REPORT#224362.02, DATED 03/28/25, THEREFORE THE FOUNDATION WILL BE BASED ON RECOMMENDATIONS ON THE PROJECT GEOTECHNICAL ENGINEER. 2. MAXIMUM SOIL PRESSURE: 2,000 PSF FOR DEAD LOAD PLUS LIVE LOADS. THE ALLOWABLE BEARING PRESSURE MAY BE INCREASED BY ONE THIRD WHEN CONSIDERING LOADING OF SHORT DURATION SUCH AS WIND OR SEISMIC FORCES. 3. FOOTING SHALL EXTEND A MINIMUM DEPTH OF 1'-0" BELOW FINISHED GRADE AND SHALL BEAR ENTIRELY ON PROPERLY COMPACTED SOILS OR NATIVE SOILS. 4. SPECIAL INSPECTION AND TESTING IS REQUIRED IN ACCORDANCE WITH SECTIONS 1704, 1707 AND 1708 OF THE CALIFORNIA BUILDING CODE AND THE "STATEMENT OF SPECIAL INSPECTIONS" ON THESE CONSTRUCTION DOCUMENTS. 5. ANCHOR BOLTS, DOWELS AND HOLDOWN ANCHORS SHALL BE TIED IN PLACE PRIOR TO FOUNDATION INSPECTION. 6. SLABS ON GRADE THAT RESTRAIN THE BOTTOM OF RETAINING WALLS SHALL BE IN PLACE PRIOR TO BACKFILLING OF THE WALLS. 7. STRUCTURES SPANNING OVER CUT/ FILL TRANSITION SHALL BE FOUNDED AS SPECIFIED IN THE GEOTECHNICAL INVESTIGATION REPORT. 8. RETAINING WALL DESIGN PARAMETERS: SOIL BEARING CAPACITY = 2,000 PSF COEFFICIENT OF FRICTION = 0.25 UNRESTRAINED WALLS (PAE = PA + `PAE): ACTIVE PRESSURE (PA) - WITH LEVEL BACKFILL = 40.0 PCF, PLUS SURCHARGE PER NOTE A BELOW - WITH 2:1 SLOPING BACKFILL = 62.0 PCF PASSIVE PRESSURE - 250 PCF, (SEE NOTE B) - WITH 2:1 SLOPING BACKFILL = 250.0 PCF PRESSURE DUE TO SEISMIC (INVERTED TRIANGLE) - `PAE = 6.9H A. A SURCHARGE LOAD FOR RETAINING AND RESTRAINED WALLS MAY BE ASSUMED TO BE EQUIVALENT TO A UNIFORM HORIZONTAL PRESSURE OF HALF THE VERTICAL LIVE LOAD IN ADDITION TO THE EQUIVALENT FLUID PRESSURE GIVEN ABOVE. B. THE UPPER 12 INCHES OF MATERIAL NOT PROTECTED BY FLOOR SLABS OR PAVEMENTS, SHALL NOT BE INCLUDED IN THE DESIGN OF LATERAL RESISTANCE. THE ALLOWABLE LATERAL RESISTANCE CAN BE TAKEN AS THE SUM OF THE FRICTIONAL RESISTANCE AND THE PASSIVE RESISTANCE. TOTAL RESISTANCE PASSIVE DOES NOT EXCEED TWO-THIRDS OF THE TOTAL ALLOWABLE RESISTANCE. C. H = TOTAL WALL HEIGHT y = TOTAL UNIT WEIGHT OF SOIL = 125 PCF 1. CONCRETE BLOCK UNITS SHALL BE OPEN-END TYPE UNITS, MEDIUM WEIGHT, AND SHALL CONFORM WITH 2022 CBC SECTION 2103, TYPE I, f'm=2,000 PSF, AND THE FOLLOWING STANDARDS: - ASTM C 90-16, STANDARD SPECIFICATION FOR LOAD-BEARING CONCRETE MASONRY UNITS - ASTM C 140-16, STANDARD TEST METHODS FOR SAMPLING AND TESTING CONCRETE MASONRY UNITS 2. ALL CELLS SHALL BE GROUTED SOLID. UNITS SHALL BE LAID A MAX.IMUM OF 5'-0" VERTICALLY BEFORE GROUTING. CLEANOUT HOLES SHALL BE PROVIDED AT THE BASE OF ALL GROUTED CELLS FOR LIFTS OVER 5'-0" HIGH. GROUT SHALL BE MECHANICALLY VIBRATED. 3. GROUT CONSTRUCTION JOINTS SHALL BE FORMED BY STOPPING THE POUR NOT LESS THAN 12" OR MORE THAN 112" BELOW THE TOP OF THE UPPERMOST UNIT GROUTED. HORIZONTAL STEEL SHALL BE FULLY GROUTED IN AN UNINTERRUPTED POUR. 4. HORIZONTAL REINFORCEMENT SHALL BE PLACED IN BOND BEAM UNITS WITH A MINIMUM GROUT COVER OF 1" ABOVE STEEL FOR EACH GROUT POUR. 5. MORTAR SHALL BE 1,800 PSI "TYPE S" PER 2022 CBC. 6. GROUT SHALL BE 2,000 PSI MINIMUM PROPORTIONED 1 CEMENT: 214 TO 3 SAND: 1 TO COARSE AGGREGATE. 7. REINFORCEMENT SHALL COMPLY WITH ASTM A615 GRADE 60, EXCEPT ASTM A706 GRADE 60 AT WELDED REBARS. 8. BOLTS SHALL HAVE 1" MINIMUM GROUT SURROUNDING THE BOLT. 9. MINIMUM LAP SPLICES OF REINFORCING BARS SHALL BE AS FOLLOWS (UNLESS OTHERWISE NOTED ON PLANS, SEE 2/S1.2). A. 48 BAR DIAMETERS OR 24" MINIMUM FOR #6 & SMALLER. B. 60 BAR DIAMETERS FOR #7 & LARGER 10. MASONRY CONSTRUCTION SHALL CONFORM TO CHAPTER 21 OF THE CALIFORNIA BUILDING CODE AND TMS 602-16 / ACI 530.1-13 / ASCE 7-16. 11. CONDUITS OR PIPES SHALL NOT OCCUR IN THE SAME CELL AS REINFORCING BARS. 12. MASONRY UNITS SHALL BE PLACED IN A RUNNING BOND PATTERN, UNLESS OTHERWISE NOTED. 13. ANCHOR RODS EMBEDDED IN MASONRY SHALL CONFORM TO ASTM F 1554, GRADE 36, UNLESS OTHERWISE NOTED. NUTS FOR ANCHOR RODS SHALL CONFORM TO ASTM A 563, GRADE A HEX (HEAVY HEX WHERE ANCHOR ROD DIAMETER IS GREATER THAN 112"). A.B. ANCHOR BOLT(S) ABV. ABOVE ACI AMERICAN CONCRETE INSTITUTE ADD'L ADDITIONAL ADJ ADJACENT AISC AMERICAN INSTITUTE OF STEEL CONSTRUCTION ALT. ALTERNATE ALUM. ALUMINUM APPROX. APPROXIMATE ARCH. ARCHITECT ARCH'L ARCHITECTURAL ASTM AMERICAN SOCIETY FOR TESTING & MATERIALS AVG AVERAGE AWS AMERICAN WELDING SOCIETY & AND @ AT B, BTM BOTTOM BLW BELOW B.F. BRACED FRAME B.J. BLOCK JOINT BLD'G BUILDING BLK BLOCK BLK'G. BLOCKING BM. BEAM B.N. BOUNDARY NAILING BNDRY BOUNDARY B.O.F. BOTTOM OF FOOTING B.O.P. BOTTOM OF PIER BRD'G BRIDGING BRG BEARING BTWN BETWEEN C CHANNEL CALCS CALCULATIONS C, CAMB. CAMBER(ED) CANT. CANTILEVER CAP. CAPACITY CBC CALIFORNIA BUILDING CODE CAT. CATEGORY C.F. CUBIC FOOT C.G. CENTER OF GRAVITY C.I.P. CAST IN PLACE C.J. CONTROL JOINT℄CENTER LINE CLG CEILING CLR CLEAR CMU CONCRETE MASONRY UNIT COL. COLUMN CONC. CONCRETE CONN. CONNECTION CONST. CONSTRUCTION CONT. CONTINUOUS CONTR. CONTRACTOR CTR CENTER(ED) CTR'D CENTERED CTSK COUNTERSINK C.Y. CUBIC YARD D DEPTH d PENNEY (NAIL) DBL DOUBLE DEPR. DEPRESSED (DEPRESSION) DEPT. DEPARTMENT D.F. DOUGLAS FIR DIA. DIAMETER DIAG. DIAGONAL DIAPH. DIAPHRAGM DIM. DIMENSION DKG DECKING D.L. DEAD LOAD DN DOWN DO DITTO DTL DETAIL DWG(S) DRAWING(S) DWL(S) DOWEL(S) (E), EXST. EXISTING EA. EACH E.E. EACH END E.F. EACH FACE E.J. EXPANSION JOINT EL. ELEVATION ELEC. ELECTRICAL ELEV. ELEVATOR EMB. EMBED E.N. EDGE NAIL ENCL. ENCLOSURE ENGR ENGINEER EQ. EQUAL EQUIP. EQUIPMENT E.S. EACH SIDE E.W. EACH WAY EXP. EXPANSION EXT. EXTERIOR E-W EAST-WEST FAB. FABRICATION FDN FOUNDATION FIN. FINISH FLR FLOOR F.N. FIELD NAIL F.O.C. FACE OF CONCRETE F.O.M. FACE OF MASONRY F.O.P. FACE OF PLYWOOD F.O.S. FACE OF STUD FRM'G FRAMING F.S. FAR SIDE FT FEET (FOOT) FTG. FOOTING ga. GAUGE G.B. GRADE BEAM G.C. GENERAL CONTRACTOR GALV. GALVANIZED GEN. GENERAL GLB GLUED LAMINATED BEAM GRD GRADE H, HORIZ. HORIZONTAL HD HOLDOWN HDR HEADER HGR HANGER HSB HIGH STRENGTH BOLT HSS HOLLOW STRUCTURAL SECTION HT HEIGHT I.D INSIDE DIAMETER I.F. INSIDE FACE I.J. ISOLATION JOINT IN. INCHES INFO. INFORMATION INT. INTERIOR JST JOIST KSI KIPS PER SQUARE INCH LBS, # POUNDS L.F LINEAL FEET (FOOT) L.L. LIVE LOAD LGTH LENGTH LLH LONG LEG HORIZONTAL LLV LONG LEG VERTICAL LWT LIGHT WEIGHT MAS. MASONRY MAT'L MATERIAL MAX. MAX.IMUM M.B MACHINE BOLT MECH'L MECHANICAL MEZZ. MEZZANINE M.F. MOMENT FRAME MANUF. MANUFACTURER MIN. MINIMUM MISC. MISCELLANEOUS MTL METAL (N) NEW N/A NON APPLICABLE NO., # NUMBER NOM. NOMINAL N-S NORTH-SOUTH N.S.G NON-SHRINKING GROUT N.T.S NOT TO SCALE NWT NORMAL WEIGHT O.C ON CENTER O.D. OUTSIDE DIAMETER O.F. OUTSIDE FACE O.H. OPPOSITE HAND OPN'G OPENING OPP. OPPOSITE O.W.J. OPEN WEB JOISTS OPT'L OPTIONAL PAR. PARALLEL PEN. PENETRATION PERP. PERPENDICULAR PL. PLATE P.L. PROPERTY LINE P.L.F. POUNDS PER LINEAR FOOT PLY PLYWOOD PRELIM. PRELIMINARY P.S.F. LBS PER SQUARE FOOT P.S.I. LBS PER SQUARE INCH P.T. PRESSURE TREATED P/T POST TENSION QTY QUANTITY R, RAD. RADIUS REINF. REINFORCEMENT REQ'D REQUIRED RET. RETAINING REV. REVISION RND ROUND R.O. ROUGH OPENING RTN RETURN SCHED. SCHEDULE SECT. SECTION S.F. SQUARE FOOT SHT'G SHEATHING SIM. SIMILAR SLRS SEISMIC LOAD RESISTING SYSTEM S.M.S. SHEET METAL SCREW S.O.G. SLAB ON GRADE SPEC. SPECIFICATION SQ. SQUARE SQ. YD SQUARE YARD SS SELECT STRUCTURAL SST STAINLESS STEEL STD. STANDARD STGR'D STAGGERED STIFF. STIFFENER STL STEEL STR'L STRUCTURAL SYMM. SYMMETRICAL T & B TOP AND BOTTOM TEMP. TEMPORARY T & G TONGUE AND GROOVE THK THICK THRD THREADED T.L TOTAL LOAD T.O.C. TOP OF CONCRETE T.O.D. TOP OF DECK T.O.F. TOP OF FOOTING T.O.P. TOP OF PARAPET T.O.S. TOP OF SHEATHING T.O.W. TOP OF WALL T.O.S. TOP OF STEEL TYP. TYPICAL U.O.N. UNLESS OTHERWISE NOTED V, VERT, VERTICAL V.I.F. VERIFY IN FIELD W. WIDTH (WIDE) w/. WITH W.F WIDE FLANGE W.H.S. WELDED HEADED STUD W.S. WELDED STUD WT STRUCTURAL TEE W.W.F. WELDED WIRE FABRIC TABLE 1704.5.3 LEVEL 2 SPECIAL INSPECTION - MASONRY INSPECTION TASK 1. FROM THE BEGINNING OF MASONRY CONSTRUCTION, THE FOLLOWING SHALL BE VERIFIED TO ENSURE COMPLIANCE: CONTINUOUS PERIODIC A. PROPORTIONS OF SITE-PREPARED MORTAR, GROUT AND PRESTRESSING GROUT FOR BONDED TENDONS. B. PLACEMENT OF MASONRY UNITS AND CONSTRUCTION OF MORTAR JOINTS. C. PLACEMENT OF REINFORCEMENT, CONNECTORS AND PRESTRESSING TENDONS AND ANCHORAGES. E. PLACEMENT OF GROUT. 2. THE INSPECTION PROGRAM SHALL VERIFY: A. SIZE AND LOCATION OF STRUCTURAL ELEMENTS. B. TYPE, SIZE AND LOCATION OF ANCHORS, INCLUDING OTHER DETAILS OF ANCHORAGE OF MASONRY TO STRUCTURAL MEMBERS, FRAMES OR OTHER CONSTRUCTION. C. SPECIFIED SIZE, GRADE AND TYPE OF REINFORCEMENT. D. WELDING OF REINFORCING BARS. E. PROTECTION OF MASONRY DURING COLD WEATHER (TEMPERATURE BELOW 40^F) OR HOT WEATHER (TEMPERATURE ABOVE 90^F). F. APPLICATION AND MEASUREMENT OF PRESTRESSING FORCE. 3. PREPARATION OF ANY REQUIRED GROUT SPECIMENS, MORTAR SPECIMENS AND/OR PRISMS SHALL BE OBSERVED. 4. COMPLIANCE WITH REQUIRED INSPECTION PROVISIONS OF THE CONSTRUCTION DOCUMENTS AND THE APPROVED SUBMITTALS SHALL BE VERIFIED. D. GROUT SPACE PRIOR TO GROUTING. F. PLACEMENT OF PRESTRESSING GROUT. X X X X X X X X X X X X X X TABLE 1705.6 REQUIRED SPECIAL INSPECTIONS AND TESTS OF SOILS INSPECTION TASK 1. VERIFY MATERIALS BELOW SHALLOW FOUNDATIONS ARE ADEQUATE TO ACHIEVE THE DESIGN BEARING CAPACITY. CONTINUOUS PERIODIC 2. VERIFY EXCAVATIONS ARE EXTENDED TO PROPER DEPTH AND HAVE REACHED PROPER MATERIAL. 3. PERFORM CLASSIFICATION AND TESTING OF COMPACTED FILL MATERIALS. 4. VERIFY USE OF PROPER MATERIALS, DENSITIES AND LIFT THICKNESSES DURING PLACEMENT AND COMPACTION OF COMPACTED FILL. 5. PRIOR TO PLACEMENT OF COMPACTED FILL, INSPECT SUBGRADE AND VERIFY THAT SITE HAS BEEN PREPARED PROPERLY. X X X X X 1 2'-4"1'-10" 3'-2"2'-5" 3'-11"3'-0" 9'-10" 8'-9" 7'-9" 6'-9" 4'-8" 7'-7" 6'-9" 6'-0" 5'-3" 3'-7" #3 #4 #5 #10 #9 #8 #7 #6 REINF. SIZE BOTTOM REINF. LAP LENGTH TOP REINF. LAP LENGTH 1. TABULATED VALUES ARE BASED ON GRADE 60 REINFORCING BARS AND NORMAL WEIGHT CONCRETE (f'c 3,000 PSI). 2. "BOTTOM BARS" ARE ALL VERTICAL BARS, ALL HORIZONTAL WALL REINFORCEMENT, AND HORIZONTAL REINFORCEMENT WITH < 12 INCHES OF CONCRETE CAST BELOW THE BARS. 3. "TOP BARS" ARE HORIZONTAL BARS WITH MORE THAN 12 INCHES OF CONCRETE CAST BELOW THE BARS. 4. FOR BARS WITH CLEAR COVER LESS THAN 1x BAR DIAMETER OR CLEAR SPACING LESS THAN 2x BAR DIAMETER, MULTIPLY TABULATED VALUES BY 1.5 5. FOR TYPE 'A' SPLICES DIVIDE TABULATED VALUES BY 1.3. SPLICE LAP LENGTH SCHEDULE FOR CONCRETE 2 3 L L L L ALTERNATE BENDS 2-#5 VERT. FOR WALL REINF. SEE SECTIONS, TYP. 2-#5 VERT. CORNER BARS - SAME SIZE & SPA. AS HORIZ. WALL REINF., TYP. L LL2-#5 VERT.2-#5 VERT. L SINGLE LAYER OF REINFORCEMENT L = 36D, 2'-0" MIN. FOR CONCRETE L = 48D, 2'-0" MIN. FOR MASONRY STD HOOK STD HOOK DOUBLE LAYER OF REINFORCEMENT TYPICAL REINF. AT INTERSECTIONS OF FOOTINGS, CONC. AND MASONRY WALLS 4 REINF. SAME SIZE & SPACING AS FTG.. REINF. 2 " C L R . 2x RISELAP PER " D " 3 "C L R ."D " 2'- 0 " M A X . RI S E WALL WHERE OCCURS CONT. FTG.. REINF. 1. SLOPE TO BE 1 VERTICAL TO 2 HORIZONTAL UNLESS OTHERWISE NOTED. 2. LOCATE FOOTING STEPS AS SITE CONDITIONS DICTATE. TYPICAL STEP IN FOUNDATION 3" CL R . 1 - 1' - 0 " M I N . 10'-0" MIN. SLOPE GRADE FTG.. FILL TYPICAL FOOTING SETBACKS @ TOP OF SLOPES VERIFY w/SOILS REPORT. DESIGN STRENGTHS f'm = 2,000 PSI "AS BUILT" SHEET SHEETS GRADING PLANS FOR: 1 ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 GR 2021-0025 CITY OF CARLSBAD RETAINING WALL DETAILS 10 I HEREBY DECLARE THAT I AM THE ENGINEER OF RECORD FOR THE PORTION OF THE PROJECT, THAT I HAVE EXERCISED RESPONSIBLE CHARGE OVER THE DESIGN OF THIS PORTION OF THE PROJECT AS DEFINED IN SECTION 6703 OF THE BUSINESS AND PROFESSIONS CODE, AND THAT THE DESIGN IS CONSISTENT WITH CURRENT STANDARDS. I UNDERSTAND THAT THE PLANCHECK OF THE PROJECT DRAWINGS AND SPECIFICATIONS BY THE CITY OF CARLSBAD DOES NOT RELIEVE ME, AS THE ENGINEER OF RECORD, OF MY RESPONSIBILITY FOR PROJECT DESIGN. COMPANY: QUALLS ENGINEERING, INC. ADDRESS: 4403 MANCHESTER AVE, SUITE 203, ENCINITAS, CA 92024 PHONE: (760) 652-9257 EOR: BRIAN H. QUALLS PE #: C77372 SIGNED______________ 05/08/25 FOR SHEETS 10-12 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 3 SCHEDULE 1: TYPICAL SITE RETAINING WALL HEEL REINFORCEMENT PER SCHEDULE 8" CMU WALL HW MIN. H ( M A X . ) 8" MI N . 3" CL R . GRADE OR FLATWORK PER ARCH'L 234" TYP. GRADE OR FLATWORK PER ARCH'L 1'-0" MIN. 4" PERFORATED PIPE MIRAFI 140N GEOTEXTILE FABRIC 3 4" GRAVEL WATER PROOFING PER ARCH'L. SU B D R A I N T O B E M I N . 23"H " (N O T R E Q ' D W H E R E L E S S T H A N 3 F T ) 6" MI N . CONC. SHEAR KEY WHERE OCCURS PER SCHED. KEY REINF. PER SCHED. VERT. BARS PER SCHED. (PROVIDE STD. HOOK INTO FTG. WHERE NO 12" CMU STEM) 4'-10" HWWVERT. BARSH 1'-4"2'-0"2'-0" 2'-7"3'-3"4'-0" 8'-0"6'-9" 5'-9" #4 @ 16" O.C. 6" KD - 12" KEY REINF. - 1. ALLOWABLE SOIL PRESSURE = 2,000psf MIN. 2. COEFFICIENT OF FRICTION = 0.25 MIN. 3. PASSIVE PRESSURE = 250pcf MIN. 4. ACTIVE PRESSURE = 40pcf MAX. HEEL REINF. #4 @ 8" O.C. #4 @ 16" O.C.#4 @ 8" O.C. #4 @ 12" O.C. #4 @ 12" O.C. #5 @ 12" O.C. #4 @ 8" O.C.#4 @ 8" O.C. #5 @ 16" O.C.#5 @ 8" O.C. KW 3" CLR. W MIN. #4 CONT. #4 CONT. #4 @ 8" O.C. 14 EQ.EQ. 112" TY P . 112" TY P . 8"x512"x12 THICK STEEL PLATE (2) 12"x1'-0" ANCHOR BOLTSHSS2x2x14 POST (WHERE OCCURS) GUARDRAIL PER ARCH'L AA #4 CONT. 45 MUDSTRIP HS 12" CMU WALL (SOLID GROUT) KD LA P ADD'L. #4 @ 16" O.C. @ 12" CMU ONLY 6'-0"5'-6" KW 12" - 8" HS - 3'-4" - - 4 5 6 7 CONDUITS IN MASONRY WALLS CONC. BLK. WALL 2-34" DIA. CONDUITS OR 1-1" DIA. CONDUIT IN A CELL WHERE NO VERTICAL REINF. OCCURS DRYPACK OR GROUT HEADED ANCHOR BOLT PER SCHEDULE EMBEDMENT 1" C L R . AR O U N D BO L T MINIMUM EMBEDMENT FOR ALL BOLTS IN CONCRETE OR MASONRY WALLS 3 4" 6" 58" 5" 12" * BOLT SIZE EMBEDMENT 5" * BOLTS SHALL BE ACCURATELY SET WITH TEMPLATES TYPICAL CONCRETE & MASONRY OPENING REINF. DETAIL 3" OPEN OPEN 1-#5 x 4'-0" DIAG., TYP. 2-#5 DOWELS MAKE BARS CONT. WHERE OPNG BELOW LINES UP BEND BARS 4" ABOVE BOTTOM OF FOOTING 2-#5, EACH FACE TYP. HOOK BARS WHERE EDGE OF CONC. IS LESS THAN 2'-0" FROM OPENING 2'-6" TYP. U.O.N. OMIT DIAGONAL BARS IN CONCRETE BLOCK WALLS 1-#5 x 4'-0" DIAG., TYP. EDGE OF CONC. 3" FLOOR OR ROOF LINE 2'- 6 " TY P . U. O . N . 2'-6" TYP. LA P 4 8 B A R D I A . 72 B A R D I A . @ #6 & G R E A T E R F.F. #4 @ 24" O.C. (HORIZ.) #4 @ 24" O.C. (HORIZ.) ADD'L. #4 @ 24" O.C. (HORIZ.) @ 12" CMU ONLY #5 @ 8" O.C. (VERT.) 2" CL R . 1' - 0 " LAP SPLICE SCHEDULE FOR MASONRY 1'-2" 1'-6" 7'-8" 2'-0" 6'-10" 6'-0" 5'-3" 4'-0" #3 #4 #9 #5 #10 #8 #7 #6 REINFORCING LAP LENGTH REINF. SIZE 1. TABULATED VALUES ARE BASED ON GRADE 60 REINFORCING BARS AND NORMAL WEIGHT GROUT (f'm = 2,000 PSI). 2. FOR EPOXY COATED BARS, DEVELOPMENT LENGTHS SHALL BE INCREASED BY 50%. 3. NON-CONTACT LAP SPLICES SHOULD NOT BE SPLICED FURTHER APART THAN 20% OF THE REQUIRED LAP LENGTH OR 8 IN. 1 2' - 6 " MI N . -- 2'- 6 " 3 8" (M I N . ) GRADE OR FLATWORK PER ARCH'L. WATER PROOFING PER ARCH'L #5 @ 8" O.C. (VERT.) 12" CMU WALL (SOLID GROUT) 7' - 0 " (M A X . ) 2' - 8 " 45 MUDSTRIP SU B D R A I N T O B E M I N . 2 3"H " 1'-0" MIN. #4 @ 24" O.C. (HORIZ.) #5 @ 16" O.C. (VERT.) 4" PERFORATED PIPE MIRAFI 140N GEOTEXTILE FABRIC LA P #4 @ 8" O.C. 6'-9" 1' - 0 " 3" CL R . GRADE OR FLATWORK PER ARCH'L 1'-4" #4 CONT. #4 CONT. 2" CL R . 3" CLR. 5'-9" 8" CMU WALL 23 4" #5 @ 8" O.C. #5 @ 8" O.C. #4 CONT. #4 @ 24" O.C. (HORIZ.) 23 4" HSS2x2x14 POST (WHERE OCCURS) GUARDRAIL PER ARCH'L 14 EQ.EQ. 112" TY P . 112" TY P . 8"x512"x12 THICK STEEL PLATE (2) 12"x1'-0" ANCHOR BOLTS #4 @ 16" O.C. (VERT.) 2' - 6 " MI N . 2 MIN. 1 1'-0" MIN. #4 CONT. 2 8" CMU WALL (SOLID GROUT) H ( M A X . ) 8" MI N . 31116" TYP. GRADE OR FLATWORK PER ARCH'L 1'-4" MIN. 4" PERFORATED PIPE MIRAFI 140N GEOTEXTILE FABRIC 34" GRAVEL WATER PROOFING PER ARCH'L. SU B D R A I N T O B E M I N . 23"H " (N O T R E Q ' D W H E R E L E S S T H A N 3 F T ) 4'-3" TWWVERT. BARSH 1'-3"2'-1"2'-0" 2'-9"3'-5"4'-0" 8'-0"6'-3" 5'-3" #4 @ 16" O.C. 15" KD - 6" 30" KEY REINF. - 1. ALLOWABLE SOIL PRESSURE = 2,000psf MIN. 2. COEFFICIENT OF FRICTION = 0.25 MIN. 3. PASSIVE PRESSURE = 250pcf MIN. 4. ACTIVE PRESSURE = 40pcf MAX. TOE REINF. #4 @ 8" O.C. #4 @ 16" O.C.#4 @ 8" O.C. #4 @ 12" O.C. #4 @ 12" O.C. #5 @ 8" O.C. #4 @ 8" O.C.#4 @ 8" O.C. #5 @ 16" O.C.#5 @ 8" O.C. HSS2x2x14 POST (WHERE OCCURS) GUARDRAIL PER ARCH'L AA 45 MUDSTRIP HS 12" CMU WALL (SOLID GROUT) LA P 6'-0"4'-11" KW 8" 12" - 8" HS - 3'-4" - - #4 @ 8" O.C. TW W MIN. 1'- 0 " 3" CL R . GRADE OR FLATWORK PER ARCH'L KW KD CONC. SHEAR KEY WHERE OCCURS PER SCHED. #4 CONT. KEY REINF. PER SCHED. #4 CONT. 2" CL R . 3" CLR. TOE REINF. PER SCHED SCHEDULE 2: TYPICAL SITE RETAINING WALL VERT. BARS PER SCHED. (PROVIDE STD. HOOK INTO FTG. WHERE NO 12" CMU STEM) ADD'L. #4 @ 16" O.C. @ 12" CMU ONLY ADD'L. #4 @ 24" O.C. (HORIZ.) @ 12" CMU ONLY #5 @ 8" O.C. (VERT.) #4 CONT. #4 @ 24" O.C. (HORIZ.) 14 EQ.EQ. 2" TY P . 2" TY P . 8"x512"x12 THICK STEEL PLATE (2) 12"x1'-0" ANCHOR BOLTS 2' - 6 " MI N . #4 @ 24" O.C. (HORIZ.) "AS BUILT" SHEET SHEETS GRADING PLANS FOR: 1 ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 GR 2021-0025 CITY OF CARLSBAD RETAINING WALL DETAILS 11 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 FLATWORK OR GRADE PER ARCH'L. TYP. 1' - 6 " M I N . , TY P . 1'- 0 " 3" CL R . #4 @ 8" O.C. EA WAY WATERPROOFING PER ARCH'L 1'- 0 " #4 CONT. 8" MI N . 23 4"234" GRADE PER CIVIL 6 f t P E R S C H E D . 2 , T Y P . 135 6 7 #4 CONT. 6 f t M A X . 2" CL R . BIOFILTRATION BASIN WALLS 4 2 POUR JOINT PIPE SLEEVE 3'- 0 " M A X . FO O T I N G 6" MI N . 6" MI N . FOOTING SHALL BE STEPPED SO THIS DIMENSION DOES NOT EXCEED 3'-0" IN ANY CASE PIPE O.D. PLUS 2" 1'-6" MIN. 1'-6" MIN. 1" CLR. AROUND 4" 10'-0" 1'-6" MIN. PLUMBING OR CONDUIT CAST IRON SLEEVE 2" LARGER THAN PIPE. TYP. 4" 90% OPTIMUM DENSITY COMPACTION NO EXCAVATION BELOW THESE LINES BACKFILL PER SPECIFICATIONS, TYPICAL GROUND LINE NO PIPE ALLOW TO PASS THROUGH FTG 3'-0" MAX. STEP FTG SO THAT CONC. FILL DOES NOT EXCEED 3'-0" CONC. FILL SAME WIDTH AS FTG & FULL WIDTH OF TRENCH. PLACE CONC. FILL AROUND SLEEVES BEFORE POURING CONCRETE FTG FOR PIPES MORE THAN 3'-0" BELOW BTM OF FTG, TRENCH MAY BE BACK FILLED W/ COMPACTED FILL PER SPECS. DO NOT TRENCH BENEATH FTG AFTER FTG HAS BEEN POURED. 6" MI N . 9" 6" MI N . 2 1 1" CLR. AROUND 1 2 PIPE AND TRENCH AT FOOTINGS 6d b 3" M I N . 6d b 3" M I N . 6d b 3" M I N . (4" M I N . @ MA S O N R Y CO L U M N S ) db 4db 212" MIN. 6d b 3" M I N . ALT. ENDS D D D D D USE OFFSET ONLY WHERE SPECIFICALLY DETAILED & AT COLUMNS 6 1 MAX.. SLOPE135 ° 135 ° 135 ° SPACED SPLICE CONTACT SPLICE0" db 2d b (1 12" MI N . ) MASONRY 48db (2'-0" MIN.) FOR #6 & LARGER SEE 48db (2'-0" MIN.) CONCRETE 1 10 db 12 d b D TYPICAL REINF. BAR BENDS & LAP SPLICES D = FINISHED INSIDE BEND DIA. db = NOMINAL BAR DIA. MIN. D = 6db FOR #8 BARS & SMALLER MIN. D = 8db FOR #9 BARS THROUGH #11 BARS MAX.IMUM CONSIDERED STIRRUP/ TIE IS #5. MAX.IMUM CONSIDERED BAR IS # 11. 1'- 3 " 4 8" (M I N . ) GRADE OR FLATWORK PER ARCH'L. WATER PROOFING PER ARCH'L 4'- 0 " (M A X . ) SU B D R A I N T O B E M I N . 23"H " #4 @ 16" O.C. (VERT.) 4" PERFORATED PIPE MIRAFI 140N GEOTEXTILE FABRIC #4 @ 8" O.C. 4'-2" 1' - 0 " 3" CL R . GRADE OR FLATWORK PER ARCH'L 8" #4 CONT. 2" CL R . 3" CLR. 3'-6" 8" CMU WALL #4 @ 12" O.C. #4 @ 8" O.C. #4 CONT. #4 @ 24" O.C. (HORIZ.) HSS2x2x14 POST (WHERE OCCURS) GUARDRAIL PER ARCH'L 14 EQ.EQ. 112" TY P . 112" TY P . 8"x512"x12 THICK STEEL PLATE (2) 12"x1'-0" ANCHOR BOLTS 2' - 6 " MI N . 2 MIN. 1 6" MIN. 23 4" #4 CONT. #4 CONT. "AS BUILT" SHEET SHEETS GRADING PLANS FOR: 1 ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 GR 2021-0025 CITY OF CARLSBAD RETAINING WALL DETAILS 12 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 22 DR ODAY Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 22 DR ODAY Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 22 DR ODAY Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 22 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 22 DR ODAY Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 22 DR ODAY Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 22 DR ODAY Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 22 DR ODAY Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026 95 90 90 90 1 2 0 PARCEL 2 PARCEL 1 80 95 10 0 10 5 8 8 8 9 95 90 85 11 0 11 5 11 512 0 11 0 1 0 0 10 5 95 80 1" PVC WATER SERV 75 DMA 1 LA C O S T A A V E N U E DMA 2 DMA 3 1 1 1 1 1 BMP 1 BMP 2 440 SF 135 SF 2 2 3 3 2 25' 26' 7' 23' 2' POC 6' 22'5' "AS BUILT" SHEET SHEETS GRADING PLANS FOR: ROSS RESIDENCE 2484 LA COSTA AVENUE MS 09-07 532-5A 22 K S ENGINEERING, INC.&GR 2021-0025 CITY OF CARLSBAD SINGLE SHEET BMP EXHIBIT 22 DMA-1 NOT TO SCALE ORIFICE DETAIL ORIFICE8" GRAVEL STORAGE LAYER PERFORATED PIPE RISER WALL IE 24"X24" CATCH BASIN LID ORIFICE 8" OUTFALL PIPEEND CAP TG BMP OUTLET NOT TO SCALE STRUCTURE DETAIL 12" FG 3" DMA-2 DMA-3 IMPERVIOUS AREA 23,712 SF PERVIOUS AREA PRE-DEVELOPMENT POST DEVELOPMENT PERVIOUS AREA 10,412 SF IMPERVIOUS AREA 13,300 SF SURFACE DATA TABLE 0% 100% (56%) (44%) NEWLY CREATED IMPERVIOUS AREA REPLACED IMPERVIOUS AREA 13,300 SF 0 SF 8" PERFORATED UNDERDRAIN PIPE 85-88% WASHED SAND 8-12% FINES (SILT & CLAY) AND 3-5% ORGANIC MATTER * MIX SOIL CONSISTS OF: 12" PEA GRAVEL (ASTM 57) 8" PERFORATED UNDERDRAIN PIPE WITH PERFORATION DOWN TO RUN LENGTH OF PLANTER SET 3" ABOVE BOTTOM 3" SAND (ASTM 33) **3" MULCH 3" PEA GRAVEL (ASTM 8) BOTTOM GRAVEL/SPLASH BLOCK BMP-1 & BMP-2 BIOFILTRATION BF-1 NOT TO SCALE OUTFALL 8" PVC STORM DRAIN PIPE CONNECT TO STORM DRAIN CLEANOUT 24"X24"CB TG/IE 1.2' FREE BOARD WATER PROOF MEMBRANE LEAST 12 MONTHS HAS BEEN STOCKPILED OR STORED AT SHREDDED HARD WOOD MULCH THAT **MINIMUM 3" OF WELL-AGED TOP 5. 2 ' *ENGINEERED SOIL MIX (18" DEEP) 5"/HOUR MIN. PERCOLATION RATE DIMENSION AREA PER PLAN WS 0 SF DRAIN PIPE ROOF DOWNSPOUT DMA SURFACE (SQ. FT.) BMPIMPERVIOUSPERVIOUS TYPE OF STRUCTURAL (SQ. FT.) TOTAL BMP-1 (BIOFILTRATION BF-1) BMP-2 (BIOFILTRATION BF-1) 23,71210,412 13,300 10,300 7,174 17,474 DRAINAGE MANAGEMENT AREAS ROOF DRAIN TO LANDSCAPING BIOFILTRATION AREA BMP TYPEBMP ID #SYMBOL CASQA NO.DRAWING NO.SHEET NO.(S)MAINTENANCE FREQUENCY BMP TABLE 1. THESE BMPS ARE MANDATORY TO BE INSTALLED PER MANUFACTURER'S RECOMMENDATIONS AND/OR THESE PLANS. 2. NO CHANGES TO THE PROPOSED BMPS ON THIS SHEET WITHOUT PRIOR APPROVAL FROM THE CITY ENGINEER. 3. NO SUBSTITUTIONS TO THE MATERIAL OR TYPES OR PLANTING TYPES WITHOUT PRIOR APPROVAL FROM THE CITY ENGINEER. 4. NO OCCUPANCY WILL BE GRANTED UNTIL THE CITY INSPECTION STAFF HAS INSPECTED THIS PROJECT FOR APPROPRIATE BMP CONSTRUCTION AND INSTALLATION. BMP NOTES: PARTY RESPONSIBLE FOR MAINTENANCE: NAME ADDRESS PHONE NO. CONTACT PLAN PREPARED BY: NAME ADDRESS PHONE NO. CERTIFICATION COMPANY SD-11 TC-32 INSPECTION FREQUENCYQUANTITY LOW IMPACT DESIGN (L.I.D.) SOURCE CONTROL HYDROMODIFICATION & TREATMENT CONTROL 5. REFER TO MAINTENANCE AGREEMENT DOCUMENT. 2 EA.ANNUALLY ANNUALLY SF.532-5A 22 SEMI-ANNUALLY TRASH ENCLOSURE SD-32 STENCILS SD-13 6. SEE PROJECT SWQMP FOR ADDITIONAL INFORMATION. SIGNATURE QUARTERLY BMP CONSTRUCTION AND INSPECTION NOTES: THE EOW WILL VERIFY THAT PERMANENT BMPS ARE CONSTRUCTED AND OPERATING IN COMPLIANCE WITH THE APPLICABLE REQUIREMENTS. PRIOR TO OCCUPANCY THE EOW MUST PROVIDE: 1.PHOTOGRAPHS OF THE INSTALLATION OF PERMANENT BMPS PRIOR TO CONSTRUCTION, DURING CONSTRUCTION, AND AT FINAL INSTALLATION. 2.A WET STAMPED LETTER VERIFYING THAT PERMANENT BMPS ARE CONSTRUCTED AND OPERATING PER THE REQUIREMENTS OF THE APPROVED PLANS. 3.PHOTOGRAPHS TO VERIFY THAT PERMANENT WATER QUALITY TREATMENT SIGNAGE HAS BEEN INSTALLED. PRIOR TO RELEASE OF SECURITIES, THE DEVELOPER IS RESPONSIBLE FOR ENSURING THE PERMANENT BMPS HAVE NOT BEEN REMOVED OR MODIFIED BY THE NEW HOMEOWNER OR HOA WITHOUT THE APPROVAL OF THE CITY ENGINEER. ZOBAIR ROOHANI 13523 PENFIELD POINT SAN DIEGO, CA 92130 (310) 606-0243 ZOBAIR ROOHANI HOSSEIN ZOMORRODI K & S ENGINEERING, INC 7801 MISSION CENTER COURT SUITE 100 SAN DIEGO, CA 92108 (619) 296-5565 EXT 120 43235 BIOFILTRATION AREA TC-322 SF.532-5A SEMI-ANNUALLYQUARTERLY 440 135 1 1 1 2 3,000 912 3,912 -2,326 2,326 SELF-MITIGATING HYDROLOGIC SOIL GROUP PROJECT LOCATED IN THE NRCS TYPE D GROUNDWATER GROUNDWATER WAS NOT ENCOUNTER PER GEOTECHNICAL REPORT PREPARED BY CHRISTIAN WHEELER ENGINEERING, INC DATED AUGUST 9, 2024 THERES IS NO CCSYA DRAINING INTO TO THE PROJECT, THERE IS NO CCSYA ONSITE TREATMENT CONTROL BMPS BIOFILTRATION (BF-1) NO INFILTRATION STORM WATER PRIORITY PRIORITY DEVELOPMENT PROJECT MEASURES TO ACCESS THE STRUCTURAL BMP 1. THE BMP MUST BE ACCESSIBLE TO EQUIPMENT NEEDED FOR MAINTENANCE. ACCESS REQUIREMENTS FOR MAINTENANCE WILL VARY WITH THE TYPE OF FACILITY SELECTED. 2. INFILTRATION BMPS, BIOFILTRATION BMPS AND MOST ABOVE-GROUND DETENTION BASINS AND SAND FILTERS WILL TYPICALLY REQUIRE ROUTINE LANDSCAPE MAINTENANCE USING THE SAME EQUIPMENT THAT IS USED FOR GENERAL LANDSCAPE MAINTENANCE. AT TIMES THESE BMPS MAY REQUIRE EXCAVATION OF CLOGGED MEDIA (E.G. BIORETENTION SOIL MEDIA, OR SAND FOR THE SAND FILTER), AND SHOULD BE ACCESSIBLE TO APPROPRIATE EQUIPMENT FOR EXCAVATION AND REMOVAL/REPLACEMENT OF MEDIA. 3. ABOVE-GROUND DETENTION BASINS SHOULD INCLUDE ACCESS RAMPS FOR TRUCKS TO ENTER THE BASIN TO BRING EQUIPMENT AND TO REMOVE MATERIALS. 4. UNDERGROUND BMPS SUCH AS DETENTION VAULTS, MEDIA FILTERS, OR GROSS POLLUTANT SEPARATORS USED AS FOREBAYS TO OTHER BMPS, TYPICALLY REQUIRE ACCESS FOR A VACTOR TRUCK TO REMOVE MATERIALS PROPRIETARY BMPS SUCH AS MEDIA FILTERS OR GROSS POLLUTANT SEPARATORS MAY REQUIRE ACCESS BY A FORKLIFT OR OTHER TRUCK FOR DELIVERY AND REMOVAL OF MEDIA CARTRIDGES OR OTHER INTERNAL COMPONENTS. ACCESS REQUIREMENTS MUST BE VERIFIED WITH THE MANUFACTURER OF PROPRIETARY BMPS. 5. VACTOR TRUCKS ARE LARGE, HEAVY, AND DIFFICULT TO MANEUVER. STRUCTURAL BMPS THAT ARE MAINTAINED BY VACTOR TRUCK MUST INCLUDE A LEVEL PAD ADJACENT TO THE STRUCTURAL BMP, PREFERABLY WITH NO VEGETATION OR IRRIGATION SYSTEM (OTHERWISE VEGETATION OR IRRIGATION SYSTEM MAY BE DESTROYED BY THE VACTOR TRUCK). NATIVE PLANTS RESILIENT TO VARIABLE FLOW, TOLERANT TO SUMMER DROUGHT AND SATURATED SOIL CONDITIONS. IE: THINGRASS, YERBA MANZA, MARSH BACCAHRIS, CALIFORNIA FIELD SEDGE, SAN DIEGO SEDGE, RUSTY SEDGE, SALT GRASS, MEXICAN RUSH, CALIFORNIA GREY RUSH, CANYON PRINCE WILD RYE, NEVIN'S BARBERRY, DEERGRASS AND LOW BULLRUSH, FULLY VEGETATE BOTTOM OF BASIN. PLANTING NOTES: BIOFILTRATION PLANTING NOTES: WHITE ALDER, CALIFORNIA SYCAMORE, ARROYO WILLOW, LANCE-LEAF WILLOW, BLUE ELDERBERRY, THINGRASS, YERBA MANZA, MARSH BACCAHRIS, CALIFORNIA FIELD SEDGE, SAN DIEGO SEDGE, RUSTY SEDGE, SALT GRASS, PALE SPIKE RUSH, MEXICAN RUSH, CALIFORNIA GRAY RUSH, CANYON PRINCE WILD RYE, NEVIN'S BARBERRY, DEERGRASS AND LOW BULLRUSH FULLY VEGETATE BOTTOM OF BASIN. ALL PLANTS MUST COMPLY WITH APPENDIX E.21 OF CARLSBAD BMP DESIGN MANUAL DRAINAGE DIRECTION LEGEND: ITEM SYMBOL DRAINAGE MANAGEMENT AREA BIOFILTRATION (BF-1) NO INFILTRATION ACCESS FOR STRUCTURAL BMP INSPECTION AND MAINTENANCE ROOF DRAIN/DOWNSPOUT STORM DRAIN STENCIL ROOF (IMPERVIOUS) CONCRETE (IMPERVIOUS) CRITICAL COARSE SEDIMENT YIELD AREAS SLOT OPENING 6" SLOT OPENING 10' 3' - 0 " 8" NO.2 BACKING T=1.1' EL=69.25 RIP RAP ENERGY DISSIPATOR SDRSD (D-40 TYPE 1) 532-5A 8" PVC LOCKABLE CLEANOUT 8" PVC SOLID PIPE 3" 2 EA.WEEKLY WEEKLY532-5A 532-5A SEMI-ANNUALLYQUARTERLY2 EA. 1 BMP AREA 2 DIMENSION 440 135 TOP OF WALL (SF) (FT)TW BOTTOM OF WALL BW TOP OF GRATE TGELEVATION IE SURFACE ELEVATION 73.0 69.0 69.0 72.0 74.2 74.2 69.25 0.875 BMP DATA 73.072.0 69.25 OPENING (IN) 12X1 (3-SIDES) 9X1 (1-SIDE) ORIFICE (IN) 0.5 PER PLAN 4.0 x 33.75 INVERT SLOTBMP 6" PONDING12 " EX. GRADE (FOR BMP-2) BMP SIGNAGE TEMPORARY SIGNAGE PERMANENT SIGNAGE *BMP SIGN SC-G3 532-5A SEMI-ANNUALLYQUARTERLY2 EA. (AC.) (100%) (44%)(56%) 0.40 0.09 0.05 0.54 BOUNDARY OF STRUCTURAL BEST MANAGEMENT PRACTICE DO NOT DISTURB PERMANENT WATER QUALITYTREATMENT FACILITY KEEPING OUR WATERWAYS CLEAN MAINTAIN WITH CARE - NO MODIFICATIONS WITHOUT AGENCY APPROVAL 3/16" FILTER BLANKET 3 LAYERS NONWOVEN GEOTEXTILE MATERIAL BMP SIGN (DURING CONSTRUCTION) (LANDSCAPE ORIENTATION) 18" 12 " 18" 12 " * SEE DETAIL THIS SHEET 7. "PERMANENT WATER QUALITY TREATMENT BASIN" SIGN TEMPLATE PER CHAPTER 8 OF THE CARLSBAD BMP DESIGN MANUAL TO BOTH BASIN. 22 22 22 22 22 ODAY DR Docusign Envelope ID: 77A96113-2E20-4AD6-8A65-E7048EA66C75 2/26/2026