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HomeMy WebLinkAboutDWG 553-5A; CDP 2024-0033; YAMANAKA RESIDENCE; 01-05EXP. 3/31/27 1/30/2026 1/30/2026 3/31/2027 JORGE L. VALDEZ GONZALEZ JUNE 25 24 24AUGUST 2 GRADING NOTES IN ADDITION TO THE REQUIREMENTS OF CHAPTER 15.16 OF THE CARLSBAD MUNICIPAL CODE. 1. THIS PLAN SUPERSEDES ALL OTHER PLANS PREv10USL Y 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 SHALIL REv1SE 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 REv1SIONS SHALL BE PROMPTIL Y SUBMITTED TO THE CITY ENGINEER FOR APPROVAL. 4. A RIGHT-OF-WAY PERMIT FROM THE CITY ENGINEER 'MLL 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 RA TING GUIDE. 5. NO WORK SHALL BE COMMENCED UNTIL ALL PERMITS HAVE BEEN OBTAINED FROM THE CITY AND OTHER APPROPRIATE AGENCIES. 6. REv1SION 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 REv1SIONS WILL BE MADE TO THESE PLANS WITHOUT THE WRITTEN APPROVAL OF THE CITY ENGINEER, NOTED WITH IN THE REv1SION BLOCK, ON THE APPROPRIATE • SHEET OF THE PLANS AND THE TITLE SHEET. 9. ORIGINAL DRA'MNGS SHALL BECOME THE PROPERTY OF THE CITY UPON BEING SIGNED BY THE CITY ENGINEER. 10. THE ORIGINAL DRA'MNG SHALL BE REv1SED 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 'MTHIN 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 'MLL 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. ALIL CONTROLLED GRADING SHALIL 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 Fl[LD COMPACTION REPORTS WILL BE SUBMITTED TO THE PROJECT INSPECTOR. 14. A PRECONSTRLJCTIQN MEETING SHAii BE HEI D PRIOR IO THE BEGINNING QF WORK AND SHAI I BE ATTENDED BY Al I REPRESENTATIVES RESPONSIBI E 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. Al I INSPECTION REQUESTS OTHER THAN FOR PRECONSJRIJCTION MEETING WII I BE MADE BY CAI I ING THE ENGINEERING 24 HOUR INSPECTION REOt lEST I INE AT (760)438 3891 INSPECTION REQUEST MUST BF RECEIVED PRIOR IO 2: oo P M. ON THE WORKING DAY BEFORE THE INSPECTION I$ NEEDED. INSPECTIONS 'MLL BE MADE THE NEXT WORK DAY UNLESS YOU REQUEST OTHER'MSE. 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 DEv1CES, 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 SHO'MNG 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 B 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. 18. NO BLASTING SHALIL 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. 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 'MLL 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, EARTHMOv1NG EQUIPMENT, CONSTRUCTION EQUIPMENT AND ANY OTHER ASSOCIATED GRADING EQUIPMENT SHALL BE LIMITED TO THE PERIOD BETWEEN 7: 00 AM. AND 6: 00 P.M. EACH DAY, MONDAY THRU FRIDAY AND NO EARTHMOv1NG 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 INSPEC TOR 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. 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 SffiEETS AS A RESULT OF THE GRADING OPERATION. 23. BRUSH SHALL BE REMOVED ONLY 'MTHIN 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, STABILI ZED, PLANTED AND/OR HYDROSEEDED 'MTHIN TEN (10) DAYS OF THE TIME WHEN EACH SLOPE IS BROUGHT TO GRADE AS SHOWN ON THE APPROVED GRADING PLANS.-• D:\DRAWING FlLES\TlTLE SHEETS\GRADING TITlE SHEET.OWG REVISED:OJ/20/25 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. NIA , 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 'MTH THE LANDSCAPE MANUAL TIME REQUIREMENTS. 30. 'MHERE 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 'MTH 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 FACILI TIES 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) 'MTHIN THE PROJECT SITE SUFFICIENTLY AHEAD OF GRADING TO PERMIT THE REv1SION OF THE GRADING PLANS IF IT IS FOUND THAT THE ACTUAL LOCATIONS ARE IN CONFLI CT 'MTH THE PROPOSED WORK. 33. THE CONTRACTOR SHALL NOTIFY AFFECTED UTILITY COMPANIES (SEE BELOW) AT LEAST FULL WORKJNG DAYS PRIOR TO STARTING GRADING NEAR THEIR FACILITIES AND SHALL COORDINATE THE WORK 'MTH A COMPANY REPRESENTATIVE. UNDERGROUND SERVICE ALERT 811 SDG&E AT&T CHARTER/SPECTRUM CABLE COX COMMUNICATIONS *CITY OF CARLSBAD(STREETS & STORM DRAIN) *CITY OF CARLSBAD(SEWER,WATER & RECLAIMED WATER) 34. PERMIT COMPLIANCE REQUIREMENTS: OR (800)642-2444 !800i41 1-7343 800 241-3624 866 788-0166 619 262-1122 ( 442)339-2980 ( 442)339-2722 A. FOR CONTROLLED GRADING -THE APPLICANT HIRES A Clv1L ENGINEER, SOILS ENGINEER, AND/OR GEOLOGIST TO GIVE TECHNICAL ADv1CE, 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 FOLLO'MNG REPORTS MUST BE SUBMITTED TO THE CITY ENGINEER v1A TH[ PROJECT INSPECTOR {15.16.120 A.10J CARLSBAD MUNICIPAL CODE: 1) FINAL REPORT BY SUPERv1SING GRADING ENGINEER STATING ALL GRADING IS COMPLETE. ALIL 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-BU il T 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 'MTH 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 PROHIBI T WASTEWATER DISCHARGE DOWNSTREAM. STENCILS SHALL BE ADDED TO THE SATISFACTION OF THE CITY ENGINEER. "DECLARATION OF RESPONSIBLE CHARGE" EROSION CONTROL NOTES 1. IN CASE EMERGENCY WORK IS REQUIRED, CONTACT MARK YAMANAKA AT 760-525-9523 (PHONE NUMBER). 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 DEv1CES WHEN RAIN IS EMINENT. 3. FOR PROJECTS COVERED BY STATE SWPPP/'MDID, IN ACCORDANCE 'MTH 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 SHAcL BE KEPT AT THE PROJECT SITE AND MADE AVAILABLE TO THE CITY INSPECTOR. ADDITIONAL CONSTRUCTION BMP'S BEYOND THE ORIGINAL APPROVED SWPPP SHALL BE PROv1DED 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. 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. 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 'MHICH MAY ARISE. 6. THE CONTRACTOR SHALL BE RESPONSIBLE AND SHALL TAKE NECESSARY PRECAUTIONS TO 2 PREVENT PUBLIC TRESPASS ONTO AREAS WHERE IMPOUNDED WATERS CREATE A HAZARDOUS CONDITION. 7. ALL EROSION CONTROL MEASURES PROv1DED 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 DEv1CES 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 PROv1DE 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. ABANDONMENT NOTES 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 FOLLO'MNG: 1) PERMANENTIL Y STABILIZE ALL SLOPES (>5%) -70% COVER 'MTH WELL-ESTABLISHED, SUSTAINABLE, NON-WEED VEGETATION (SEE CITY LANDSCAPE MANUAL FOR GUIDELINES) IS CONSIDERED ADE.QUA TE. 2) PERMANENTIL Y STABILIZE FLAT AREAS (,;:5%) -70% COVER WITH WELL-ESTABLISHED, SUSTAINABLE, NON-WEED VEGETATION (SEE CITY LANDSCAPE MANUAL FOR GUIDELINES) OR 2. INCHES (M INIMUM) OF PERMEABLE COVER (E.G., GRAVEL) IS CONSIDERED ADEQUATE. 3) RESTRICT ACCESS TO SITE -COORDINATE WITH CHY 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 ILLEGALILY DUMPED MATERIALS AT THE SITE UNTIL THE PROPERTY IS DEVELOPED IN THE FUTURE. 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: CIVIL ENGINEERING CONSUL TING SERVICES ADDRESS: P. 0. BOX 2158 CITY, ST.: VALLEY CENTER, CA 92082 PHONE: (760) 235-1 176 EMAIL: MARCO@ENGINEEIRIN GCONSULTING.US BY: ____________ DATE: 1/29/26 MARCO A. LIMON, P.E. R.C.E. NO.: 56710 REG. EXP. DATE: 06/30/27 SOILS ENGINEER'S CERTIFICATE I, -----------A REGISTERED (Clv1L/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 'MTHIN THIS SITE WAS MADE BY ME OR UNDER MY DIRECTION BETWEEN THE DATES Of _____ , 20 __ AND , 2;~· COPIES OF THE SOILS REPORT COMPILED FROM THIS STUDY, WITH MY RECOMMENDATIONS, N SUBMITTED TO THE OFFICE OF THE CITY ENGINEER. SIGNED: / DATE:____ ~()~ESS/O,v.f I/ ~~-1~\.DEz/q,_ G.E./P.E. NO· ~-.,· ~~ t:l 1...1 r' f"\ LICENSE EXP. DA ,c....______ ::;::_ C92051 ';.l:l *9, ~* OWNER'S CERTIFICATE ~ § -,I", CJV\\. ,:,,'I,.<;, or c~1.,~ I (WE) HEREBY CERTIFY THAT A REGISTERED SOILS ENGINEER OR GEOLOGIST HAS BEEN OR WILL BE RETAINED TO SUPERv1SE OVER-ALL GRADING ACTlv1TY AND ADv1SE 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 ACTlv1TIES TO THE MAXIMUM EXTEN T 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 SUPERv1SE IMPLEMENTATION OF THE SWPPP IN ACCORDANCE WITH THE CALIFORNIA CONSTRUCTION ORDER AND MUNICIPAL PERMIT, LA TEST VERSION. 1/29/26 MARK YAMANAKA DATE P,. \). ·l3ilX 2 i !'is, V1\Llt'tr C E.lJiifEB;, 'C_A, 92i!S2 f?HO.N lc: (,la()) 2l3$=) '1',l/3i lci\.X: ($66) '315.=B908 SOURCE OF TOPOGRAPHY TOPOGRAPHY SHOWN ON THESE PLANS WAS GENERA TED BY AERIAL PHOTOGRAPHY METHODS FROM INFORMATION GATHERED ON FEBRUARY 8™ 2025, BY 3D -ALTITUDE, LLC. TOPOGRAPHY SHOWN HEREON CONFORMS TO NATIONAL MAP ACCURACY STANDARDS. BENCH MARK DESCRIPTION: 2.5" BRASS DISC STAMPED " CLSB-057 LS 6215" LOCATION: SET IN THE TOP OF A DRAINAGE INLET AT THE SOUTHWEST QUADRANT OF AVENIDA ENCINAS AND CANNON ROAD RECORDED: RECORD OF SURVEY NO. 17271. ELEVATION: ..,4e,4..11P.ulPL' ________ DATUM: NGVD 29 ' SITE VICINITY CITY OF OCEANSIDE HIGHWAY 7B PACIFIC OCEAN - MAP ........ - CITY OF ENCINITAS '-,---1"--l INDEX OF SHEETS SHEET 1 SHEET 2 SHEET J SHEET 4 SHEET 5 . . . . . . . . . . . . . ... nn.E SHEET . . . . . . . . . . . . . . . . . . . . . . . . . . . . DEMOLITION SHEET . . . . . . . . . . . . . . . . . . . GRADING & DRAINAGE PLAN . . . . . . . . . . . . . . . . . . . . . . . CITY TIER 2 S~PP nn.[ SHE[T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . EROSION CONTROL & BMP PLAN REFERENCE DRAWINGS MAP NO. 3371 WAJER MAIN PER DWG# 120-9G SEWER MAIN, GAS LINE PER DWG# 141-5 STORM DRAIN P[R DWG# 463-lC EASEMENTS PER DOC. NO. 76243 & 86419 LEGAL DESCRIPTION LOT 155 OF TERRAMAR UNIT NO. 5, IN THE CITY OF CARLSBAD, COUNTY OF SAN DIEGO, STATE OF CALIFORNIA., ACCORDING TO THE MAP THEREOF NO. 3371, FILED IN THE OFFICE OF THE COUNTY RECORDER OF SAN DIEGO COUNTY ON FEBRUARY 10, 1956. BEING DESCRIBED IN A GRANT DEED DOCUMENT NO. 2018-0231927 RECORDED JUNE 7, 2018. PROJECT ADDRESS 5410 EL ARBOL DRIVE, CARLSBAD CA 92008 PROJECT LOCATION THIS PROJECT IS LOCA TED WITHIN ASSESSORS PARCEL NUMBER(S) 210-113-09-00 THE CALIFORNIA COORDINATE INDEX OF THIS PROJECT IS: N 346 E _1~6~7~1 ________ _ DEVELOPER NAME: MR. DR. MARK YAMANAKA ADDRESS: 5410 EL ARBOL DR CITY, ST.; CARLSBAD "' 9200.8 PHONE NO.: 760-525-9523 EMAIL: JUDOMD@SBCGLOBAL.NET EARTHWORK QUANTITIES CUT: 3.8 CY FILL: 0 CY IMPORT: 0 CY EXPORT: 3.8 CY REMEDIAL: 555 CY TOTAL LOT AREA = 0.20 ACRES TOTAL DISTURBED AREA = 0.15 ACRES (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 FDOT TRAFFIC, SOIL/GRAVEL PILES, UTILITY TRENCHES, BACKFILL CUTS, AND SLOPE KEYWAYS) TOTAL PROPOSED IMPERv10US AREA = 4,995 SF TOTAL WORK TO BE DONE 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 'MTH THE FOLLO'MNG 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. RESOLUTION NO. 7549 DA TED OB/20/25 ----- 5. TH E STANDARD SPECIFICATIONS FOR PUBLIC WORKS CONSTRUCTION (GREEN BOOK). 6. SOILS REPORT AND RECOMMENDATIONS BY APPLIED CONSULTANTS _____ DATED AUGUST 2, 2024 7. THE SAN DIEGO REGIONAL STANDARD DRAWINGS AND AS MAY BE MODIFIED BY THE CITY OF CARLSBAD STANDARDS. 8. CALIFORN IA COASTAL COMMISSION DEVELOPMENT PER MIT CONDITIONS DATED __________ _ 9. ENVIRONMENTAL APPROVAL DOCUMENTS DATED N/A 10. STORM WATER POLLUTION PREVENTION PLAN PREPARED BY __________ DATED 'MDID NO. 9 375 ---"-N'-' IA.,__ ______ _ 11. STORM WATER QUALITY MANAGEMENT PLAN PREPARED BY NIA DATED NIA 12. CALIFORNIA STORM WATER QUALITY ASSOCIATION BMP CONSTRUCTION HANDBOOK AND CAL TRANS CONSTRUCTION SITE BMP MANUAL. LEGEND DESCRIPTION DWG.NO. SYMBOL PROPERTY LINE · · · • • · • • · · · · • • · · • • • • • • · · • • • • • RIGHT-OF-WAY · · • • • • • • •• · • • • • • •• • • •• • • STREET CENTERLINE • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • ----~----­ WETLAND SETBACK ······································ EXISTING SPOT ELEVATION EXISTING GAS LINE • • • • • • • • • • • • • • • • • • • • • • EXISTING WATER LINE • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • EXISTING SEWER LINE • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • EXISTING STROM DRAIN EXISTING OVEHEAD LINE · • • • • • • • • • • • • • • • • • • • • • • • • • • • • • CHAIN LINK FENCE • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • WOOD FENCE · • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • EXISTING CONTOUR • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • EXISTING POWER POLE • • · · • • · • • • · • · • · · • • • • • • EXISTING FIRE HYDRANT • • • • • • • • • • • • • • • • • • • • • • • • EXISTING CURB INLET · • • • • • • • • • • • • EXISTING CONCRETE · • • • • • • • • • • • • • • • • • • EXISTING PAYERS EXISTING ROLLED CURB· • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • EXISTING RETAINING WALL • • • • • • • • • • • • • • • • • • • • • • • • PROPOSED CONCRETE PROPOSED DRIVEWAY (PER IMPROVEMENT PLAN) PROPOSED GRAv1EL SWALE · · · · · · · · · · · · · · · · · · · · PROPOSED SIDEWALK PROPOSED ROLLED CURB & GUTTER _ (PE~ IMP~O~MEN.T_ PLAN) PROPOSED LANDSCAPE · · · (~EE SHEET · 3) · · · · · · · PROPOSED CUT SLOPE • • • • • • • • • • • • • • • • • • • • • • • • PROPOSED 6" AREA DRAIN PROPOSED 12"X1 2'" CATCH BASIN • • • PROPOSED 4" -6" PVC STORM DRAII'} • • X 43A G w s SD OE . . . -0 ;o ___..{45)~ • ~ [ill I • I ' I : : : : : I :1 --- 0 ■ ---SD--- PROPOSED CURB OULET ..... (PER . IMP.ROVEMENT_ PLAN) =I._Oc.__ __ __.l PROPOSED TRENCH DRAIN········ •• • •• •• rnn;;zza PROPOSED RETAINING WALL ·· · · • · • · • · • • · • · · • · · • • · QUANTITY 482 SF 110 SF 3 EA 1 EA 77 LF 1 EA 34 LF ALL STANDARD DRA'MNGS ARE SAN DIEGO REGIONAL STANDARD DRA'MNGS (SDRSD) UNLESS NOTED OTHERWISE: • CITY OF CARLSBAD STANDARD ** CARLSBAD MUNICIPAL WATER DISTRICT STANDARD DRAWING ••• SDRSD AS MODIFIED BY CITY OF CARLSBAD "AS B U I LT" POST-CONSTRUCTION BMP TABLE STORM WATER REQUIRE.MEN TS THAT APPLY: ~ STANDARD STORMWATER REQUIREMENTS lJ PRIORITY PROJECT REQUIREMENTS EXE.MPT FROM TRASH CAPTURE? [>(] YES □ NO EXEMPT FROM HYDROMODIFICA TION? ~ YES □ NO RC[___ EXP. ___ _ DATE REVIEWED BY: INSPECTOR DATE t---+---1--------------+---+---1-----l---~I SH1ET I CITY OF CARLSBAD I SH S TS I :==::::::'...:::::=::::E:::N::::G::::IN::::E::::E::::R::::IN:::::G:::::::DE:::P=A:::R::::T:::M:::EN::::T:::::::=::::::...':::::====: f---t---+----------------+--~~-+---1---1 GRADING PLANS FOR: YAMANAKA RESIDENCE l----t---+----------------+--~~-+---1---1 ;=GR=2=0=2=5=-=0=01=6======T~IT'::"L:":E::::S~H:'::"E'::':E::::T=========; APPROVED: TIMOTHY 0 . CARROLL PRINCIPAL ENGINEER RCE 55381 EXPIRES 12/31 /26 DATE /1\ DATE INITIAL ENGINEER OF WORK REVISION DESCRIPTION DATE INI TI AL DATE INITIAL OTHER APPROVAL CITY APPROVAL CHKD BY: __ _ RVWD BY: __ _ PROJECT NO. DRAWING NO. CDP 2024-0033 553-5A JS N/A JS Docusign Envelope ID: 976CD144-31A1-4DB0-AB00-AAB6DD89309B 5/13/2026 N70°21'10 " E 136.84' N70°21'10 " E 131.84' N19 ° 3 8 ' 5 0 " W 65 . 0 0 ' N24 ° 0 2 ' 5 0 " W 65. 2 0 CDP 2024-0033 DEMO PLAN SCALE: 1" = 10' ~ 16---Jo D:\DRA'MNG FILES\TITLE St£ETS\GRADING TITLE SHEET.DIG RE't1SE0:03/20/25 \ \ \ / \ £ I \Ex. FIRE ~YD RANT EX. SEWER LATERAL.~~, TO REMAIN EX. 18" CMP (CIPP) SO PER DWG# 463-7C \ EX. BACK OF ROLLED CURB -------------- ' , I ' . \ D • ' \ ______,,.-- --\A L.l A \ 44 84"1 ' \ \ -~~'cl \ \ -<l \ A /j, \ \ \ I £ \ I I \ I I I \ \ \ \ \ \ --------- \ -------\-- 45, GR D I ' \ I .. D ~ ' 45.s GN ' I I \ \ I ' I . ~ ~ Ir-.\ ' ' ' " ,, EX . D ' I ' <o ,,. I 'I FENCE & GATE ,, ' TO REMOVE ; ' ' Gl''ti 46.21 '\s D AS METER LOCATED) I I ' CIVIL ENGINEER ING Consulting Services P.O . BOX 2158 VALLEY CENTER, CA 9 2082 PHONE: (760) 235 -11 76 FAX : (866) 3 13 -8908 ~ ' EX. PAVERS TO BE REMOVED , AREA \ • 't ( ~· A j,:1 "'-·_t,. ·_ • / " • D ' o• \► \ \ \ .9' F £_'\'i. cd"'cl'~ ~~_s~~;;~ EX. PLANT \ \ \ \ "AS B U I LT" RCE __ _ EXP ____ _ DATE REVIEWED BY: INSPECTOR DATE 1----+---+--------------t------i-----t-----t------ilsiETI. _c_rT_Y_O_F __ c_A_R_l.S_B_A_D_ISH5TSI _ ENGINEERING DEPARTMENT DEMOLITION SHEET FOR: YAMANAKA RESIDENCE 1-----+---f-----------------+---+---t---t---J :CG=R=2=0=25=-=0=0=1=6=====D=E=M=O=L=IT=IO=N==S=H=:"E='E=:',T~,:,:=;=:===~~~ APPROVED: TIMOTHY 0. CARROLL PRINCIPAL ENGINEER RCE 55381 EXPIRES 12/31 /26 DA lE 1 DATE INITIAL DATE INITIAL DATE INITIAL CHKD BY: __ _ PROJECT NO. DRAWING NO. ENGINEER OF WORK REVISION DESCRIPTION OTHER APPROVAL CITY APPROVAL RVWD BY: __ _ 553-SA JS JS Docusign Envelope ID: 976CD144-31A1-4DB0-AB00-AAB6DD89309B 5/13/2026 N70°21'10 " E 136.84' N70°21'10 " E 131.84' N1 9 ° 3 8 ' 5 0 " W 65. 0 0 ' N24 ° 0 2 ' 5 0 " W 65. 2 0 GARAGE FF:46.40 PAD:45.90 PROPOSED 2-STORY RESIDENCE 2,541.9 SF FF:46.40 PAD:45.90 1 CRUSHED ROCK SWALE A A C C D D B B CDP 2024-0033 \ \ "' 0 / EX. SEWER LATERAL TO REMAIN \ \ I EX. 18" CMP (CIPP) SD PER DWG# 463-7C \ \Ex. FIRE ~YD RANT EX. BACK OF ROLLED CURB REFER TO DWG NO. 553-5 FOR OFFSITE PUBLIC IMPROVEMENTS CONSTRUCTION NOTES ~ -% OJ PROPOSED 2.5' WIDE CRUSHED ROCK SWALE PER DETAIL 1 ON THIS (!] PROPOSED GRAVEL WALKWAY (PER LANDSCAPE PLANS) @] PROPOSED CRUSHED ROCK (PER LANDSCAPE PLANS) IT] PROPOSED 5.5" CONCRETE DRIVEWAY ~ PROPOSED CONCRETE STEP PADS / [!] PROPOSED ARTIFICIAL TURF LANDSCAPE (PER LANDSCIIPE PLANS) (!] PROPOSED 5.5" THICKNESS CONCRETE SLAB [!] PROPOSED STOOD / STEP STAIR (PER ARCHITECTURAL PLANS) ~ REMOVE EXISTING PLANTERS & REPLACE WITH CONCRETE ~ PROPOSED BARK MULCH (PER LANDSCAPE PLANS) [ill EXISTING WOODEN FENCE TO BE REMOVED (NEIGHBOR TO PROVIDE AUTHORIZATION PRIOR TO REMOVAL) ~ PROPOSED DECOMPOSED GRANITE (PER LANDSCAPE PLANS) ~ PROPOSED STEEL EDGER {PER LANDSCAPE PLANS) ~ PROPOSED 12"X12" CATCH BASIN ~ PROPOSED 4" PVC STORM DRAIN @ 0.5% MIN ~ PROPOSED 1" WATER SERVICE AND 1• METER (PER PUBLIC IMPROVEMENT) ~ PROPOSED 6" AREA DRAIN PER NSD 600 OR EQUAL ~ PROPOSED 4-6" CONCRETE STEPS ~ PROPOSED 6" SD CLEANOUT ~ PROPOSED 6" PVC STORM DRAIN @ 0.5% MIN r.;;i PROPOSED NDS TRENCH DRAIN 'MTH TRAFFIC GRADE GRATE, ~ 6" WIDE X 2" DEEP, DURA SLOPE CHANNEL DRAIN SKU /I DS-097 ~ PROPOSED 3' RETAINING WALL PER SDRSD C-03 D:\DRA'MNG FILES\TITLE St£ETS\GRADING TITLE SHEET.DIG RE't1SE0:03/20/25 ----------- \ \ \ FOR R/W ,, · ---, ___ ' ----------- ----------- PATIO COVER ON TOP OF WALL \ @ sDG&E EASEMENT i F GUY POLES AND/OR ANCHORS JO' REC. 06-01-1956 IN BK. 6124, PG. 176, O.R. 19' AS DOC. NO. 76243 ~(I •70 • •. \< . . · . •.. • : •if._'odfj i • .~, ... -• • . •• \·· : . . , ...... ·: ~":: · ..... . . . "' ROAD f I 60' . . . ,· . \ 0 % E . \B \ OF RG \ CUB \ I ' JO' 19' 6' ,,. 5' (2%2 (2%), 2% MAX. PL PROJEC SITE II /' -PROP. ND PROP. SID a~oo / CURB RETAINING WALL HOUSE LINE ~ , PACIFIC TELEPHONE AND TELEGRAPH CO. / OR PACIFIC BELL EASEMENT FOR COMMUNICATION STRUCTURES REC. 06-21-1956 IN BK. 6150, PG. 593, D.R. AS DOC. NO. S6419 ~Li;;;) B'-''" co'i'c I' ,,,,,---- :~o~>f-,0---~ / ------- ,. G . 46.15 I I 8 <:,ti ~~t G " , ,,..S /4 - '.\) ~~ --SD --.:::-----,~ EX. RETAINING WALL "~ .• v ( •3 ·•· ~r .• :'( .. •. . . ~ : • "'If, I ,b w· PL NCE BSCURED BY ENSE EGETATION X. 1 S" CMP (CIP ER DWG 463-7C / / -'i//1/1/1111''% \, SCALE: 1" = 10' ,b 52 -------------------------------~---- T 51 50 49 PROP. RESIDENCE PROP. FINISHED SURFACE EX. CHAIN i----15'---i 48 -------'0-------,'----------LINK FENCE ----+---------t---- 47 -----c,:,n,---,-,-,--------l----+-------------------i------------,---- ~OUND 46 ---~-. 1 r --I 45 I / \ 11 l I EX. POOL - \ \ \ SITE DEVELOPMENT NOTES 1. THERE ARE NO SENSITIVE AREAS SUCH AS STEEP HILLSIDES(25% OR GREATER SLOPE) MULTIPLE HABITAT PLANNING AREAS, OR WATER QUALITY SENSITIVE AREAS WITH IN THE PROJECT BOUNDARY. 2. PROPOSED OFF-SITE MINOR GRADING FOR THE NEW DRIVEWAY. 3. EXISTING HOUSE TO BE DEMOLISHED. EXISTING POOL AND DECK TO REMAIN. PUBLIC IMPROVEMENT NOTE IMPROVEMENTS WITHIN PUBLIC RIGHT-OF-WAY TO BE CONSTRUCTED PER PUBLIC IMPROVEMENT PLANS. NOTE, ALL REFERENCES TO PUBLIC IMPROVEMENT PLANS DO NOT IMPLY APPROVAL THEREOF. THESE PLANS AR£. SUBJECT TO CHANGE. EASEMENTS @ SDG&E EASEMENT FOR GUY POLES AND/OR ANCHORS REC. 06-Dl-1956 IN BK. 6124, PG. 176, O.R. AS DOC. NO. 76243 ® PACIFIC TELEPHONE AND TELEGRAPH CO. OR PACIFIC BELL EASEMENT FOR COMMUN/CATTON STRUCTURES REC. 06-21-1956 IN BK. 6150, PG. 59J, O.R. AS DOC. NO. 86419 ONOTTOICU PL 50 3-4" DIA ROCK 6" DEPTH 49 48 PROP. ---------1=='11:::==--!""=====2:Ll=====:::-:j,-l!R~ESIDENCE 47 46 EX. PAVEMENT 45 44 --- 43 PL 7'--1 PROP. RESIDENCE PROP. PROP. FINISHED SURFACE GROUND / PROP RETAINING ---WALL SECTION A-A HORIZONTAL 1"=10' VERTICAL 1 "=4' EX. RET. WALL EX. RET. PROP. CRUSH ROCK SWALE WALL EX. 47 GROUND FF:46.40 EX. GROUND PROP. GARAGE /EX. __/ GROUND 46------::;~~=tt"~~ PROP. CRUSH 4:,-------t--tl±=­ PROP. WALKWAY ROCK SWALE 45,--:t:tt-----\---­ PROP. WALKWAY SECTIONB-B HORIZONTAL 1"=10' VERTICAL 1"=2' SECTIOND-D HORIZONTAL 1 "=10' VERTICAL 1"=2' "AS B U I LT" RCE __ _ EXP ____ _ REVIEWED BY: INSPECTOR DATE DATE EX. ROLLED / EX. AC PAVEMENT/ EX. 2" GAS LINE fl EX. 8" SEKfR LINE___...,.,.,. \ EWALK PROP. ROLLED CURB & GUTTER EX. 6" WATER LINE 44 --------z_,__~=-----t--l -=----=--~------j---~7~-n-3. -- 43 __________ E_X ___ S_P_A _ _7--+------------E-X-.-G-RO_U_N_D_J_,_ ____ _,l 1 _\ ___ _ 42 -------------------------------------,~---t---+-----1-------------r----t--t-----r------ilsiETl~C-IT_Y_O_F __ c_A_R_l.S_B_A_D_lsH5TSI _ ENGINEERING DEPARTMENT EL ARBOL DRIVE CIVIL ENG IN EERI NG Consulting Services P.O. BOX 215S VA LLEY CENTER, CA 920S2 PHONE: (760) 23 5-1176 FAX : (866) 3 13-8908 41 I \ \ 40 SECTIONC-C HORIZONTAL 1"=10' VERTICAL 1 "= 4' f---+---+----------------+---t----+----t------t 1 DATE INITIAL DATE INITIAL DATE INITIAL ENGINEER OF WORK REVISION DESCRIPTION OTHER APPROVAL CITY APPROVAL GRADING PLANS FOR: YAMANAKA RESIDENCE GR2025-0016 GRADING & DRAINAGE PLAN APPROVED: TIMOTHY 0. CARROLL PRINCIPAL ENGINEER RCE 55381 EXPIRES 12/31 /26 DA lE CHKD BY: PROJECT NO, DRAWING NO. --- RVWD BY: __ _ 553--SA JS JS Docusign Envelope ID: 976CD144-31A1-4DB0-AB00-AAB6DD89309B 5/13/2026 CDP 2024-0033 TIER 2 CITY STORM WATER POLLUTION PREVENTION PLAN {TIER 2 SWPPP) BEST MANAGEMENT PRACTICES (BMP) SELECTION TABLE LEGEND STORM WATER POLLUTION PREVENTION NOTES Erosion Control Sediment Control BMPs Tracking Non-Storm Water Waste Management and Materials BMPs Control BMPs Management BMPs Pollution Control BMPs GENERAL SITE MANAGEMENT REQUIREMENTS THE FOLLOWING GENERAL SITE MANAGEMENT REQUIREMENTS SHALL BE ADHERED TO THROUGHOUT THE DURATION OF THE CONSTRUCTION WORK (YEAR ROUND). I. IN CASE EMERGENCY WORK IS REQUIRED, CONTACT: MARK YAMANAKA FROM OWNER AT (PHONE Nri.) 760 525 9523 2. DEVICES SHOWN ON CITY APPROl/£D PLANS SHALL NOT BE MOVED OR MODIFIED WITHOUT THE APPROVAL OF THE CITY INSPECTOR. 3. ALL EROSION CONTROL DEVICES SHALL BE RESTORED TO WORKING ORDER TO THE SATISFACTION OF THE CITY ENGINEER AFTER EACH RAIN EVENT. 4. ADDITIONAL EROSION CONTROL MEASURES MAY BE REQUIRED DUE TO INCOMPLETE GRADING OR UNFORSEEN CIRCUMSTANCES. 5. THE CONTRACTOR SHALL BE RESPONSIBLE FOR AND TAKE NECESSARY PRECAUTIONS TO PREVENT PUBLIC TRESPASS ONTO AREAS WHERE IMPOUNDED WATERS CREA TE 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 BMP PROTECTIVE DEVICES SHALL BE IN PLACE AT THE END OF EACH WORKING DAY AND WHEN THREE (3) DAY RAIN PROBABILITY FORECAST EXCEEDS FORTY PERCENT (40%). SILT AND OTHER DEBRIS SHALL BE REMOl/£D AFTER EACH RAIN EVENT. 8. ALL GRAVEL BAGS SHALL CONTAIN 3/4 INCH MINIMUM AGGREGATE. 9. .Af.L INACTIVE AREAS MUST BE PROTECTED WITH THE APPROPRIATE EROSION CONTROL BMPs AS DESCRIBED IN THE STORM WATER POLLUTION PREVENTION PLAN. THIS INCLUDES ALL BUILDING PADS, UNFINISHED ROADS, ANO SLOPES. THE ABILITY TO INSTALL BMPs IN A PROMPT MANNER IS f!IIlI SUfflCIENT; BMPs MUST BE INSTALLED FOR THESE AREAS. 10. PERIMETER PROTECTION AND SEDIMENT CONTROL BMPs WILL BE UPGRADED, IF NECESSARY, TO PROVIDE SUfflCIENT PROTECTION FROM RUNOFF DURING RAIN EVENTS. II. ADEQUATE SEDIMENT CONTROL BMPs MUST BE INSTALLED AND MAINTAINED. 12. ADEQUATE BMPs TO CONTROL OFFS/TE SEDIMENT TRACKING MUST BE INSTALLED AND MAINTAINED. 13. ALL CONSTRUCTION SITES ARE TO MAINTAIN EMERGENCY STOCKPILES OF BMPs ONSITE THROUGHOUT THE YEAR. BMPs MUST BE STOCKPILED AT VARIO/JS LOCATIONS THROUGHOUT THE SITE FOR THE DURATION OF THE PROJECT. THE FOLLOWING INCLUDES A PARTIAL LIST OF THE QUANTITIES AND TYPES OF BMPs THAT MUST BE STOCKPILED FOR EMERGENCY DEPLOYMENT. THESE QUANTITIES ARE IN ADDITION TO THE AMOUNT OF MATERIALS THAT ARE REQUIRED TO BE INSTALLED ACCORDING TO THE SWPPP OR EROSION CONTROL PLAN: SILT FENCE 25% ROCK BAGS 125% FIBER ROLLS 50% TRACKING CONTROL 25% OTHER BMPs DETERMINED AS NEEDED 14. THE OWNER/DEVELOPER/CONTRACTOR MUST HA VE AN APPROVED SWPPP ANO BE ABLE TO DEPLOY STANDBY BMPs TO PROTECT THE EXPOSED PORTIONS OF THE SITE WITHIN 48 HRS OF A PREDICTED STORM EVENT (A PREDICTED STORM EVENT IS DEFINED AS A 50% CHANCE OF RAIN WITHIN A 2-DA Y NATIONAL l+E"A THER SERVICE FORECAST). 15. DEPLOYMENT OF PHYSICAL OR VEGETATION EROSION CONTROL BMPs MUST COMMENCE AS SOON AS SLOPES ARE COMPLETED. THE PROJECT PROPONENT MAY NOT RELY ON THE ABILITY TO DEPLOY STANDBY BMP MATERIALS TO PREVENT EROSION OF SLOPES THAT HA VE 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 COMPLETED. 1Z 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 SUfflCIENT. BMPs NEED TO BE INSTALLED IN THESE AREAS. 18. ALL TREATMENT CONTROL BMPs MUST BE INSPECTED l+E"EKL Y AND PRIOR TO A FORECASTED RAIN EVENT OF 50% OR GREATER. IN ADDITION, TREATMENT CONTROL BMPs MUST BE INSPECTED AND/OR SERVICED PRIOR TO OCTOBER 1 OF EACH YEAR. VERIFICATION OF THESE INSPECTIONS WILL BE PROVIDED TO THE CITY UPON REQUEST. 19. IF SELECTED BMP FAILS DURING A RAIN EVENT, IT MUST BE REPAIRED OR REPLACED AS SOON AS POSS/BL£ 20. ALL CONSTRUCTION WORKERS, INCLUDING SUB-CONTRACTORS, MUST BE TRAINED ON THE IMPORTANCE OF STORM WATER POLLUTION PREVENTION AND BMP MAINTENANCE PRIOR TO COMMENCING CONSTRUCTION BETWEEN AUGUST 1 AND OCTOBER 1 OF EACH YEAR. TRAINING RECORDS MUST BE RETAINED WITHIN THE SWPPP AND AVAILABLE UPON REQUEST. 21. THE CITY RESERVES THE RIGHT TO TEMPORARILY STOP WORK ON ANY CONSTRUCTION SITE THAT MAY HAVE THE POTENTIAL TO DISCHARGE DURING A RAIN EVENT DUE TO LACK OF BMPs, PROXIMITY TO AN ENVIRONMENTALLY SENSITIVE AREA, PREVIOUS COMPLIANCE ISSUES, AMOUNT AND DURATION OF RAIN EXPECTED, AND/OR ANY OTHER STORM WATER COMPLIANCE ISSUE EACH SITE WILL BE EVALUATED ON A CASE BY CASE BASIS TO DETERMINE IF A TEMPORARY STOP WORK IS NECESSARY. RAIN EVENT PLANNING NOTES 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 l+E"A THER 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 l+E"ATHER 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 UM/TED 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 STAB/LIZA TION OR ESTABLISHED VEGETATION STABILIZATION BMPS AS DETERMINED BY THE CITY OF CARLSBAD ARE NOT CONSIDERED TO BE "EXPOSED" FOR THE PURPOSES OF "l+E"A THER TRIGGERED ACTION PLAN~ AN ADEQUATE SOURCE OF EQUIPMENT AND WORKERS SHALL BE AVAILABLE FOR DEPLOYMENT OF "l+E"A THER TRIGGERED BMPS~ EROSION CONTROL H'rDRQSEEQ/NG. PLAN UNG AND [RR/GA TJON I. ALL PERMANENT AND TEMPORARY EROSION CONTROL PLANTING AND /RR/GA TION SHALL BE INSTALLED AND MAINTAINED AS REQUIRED IN THE crrr's ENGINEERING STANDARDS AND LANDSCAPE MANUAL, CASQA AND THE FOLLOWING: A. SLOPES 6: I OR STEEPER REQUIRING EROSION CONTROL MEASURES AS SPECIFIED HEREIN SHALL BE TREATED WITH ONE OF THE FOLLOWING PLANTING STANDARDS: a. STANDARD I -COVER CROP /AND EROSION CONTROL MA mNG COVER CROP SHALL BE A SEED MIX TYPICALLY MADE UP OF QUICK GERMINATING AND FAST COVERING GRASSES, CLOVERS, AND/OR WILDFLOWERS. SUBMIT THE SPECIFIC SEED MIX FOR CITY APPROVAL PRIOR TO APPLICATION. THE COVER CROP SHALL BE APPLIED AT A RATE SUFFICIENT TO PROVIDE 90% COVERAGE WITHIN THIRTY (30) DAYS. THE TYPE OF EROSION CONTROL MATTING SHALL BE AS APPROVED BY THE CITY AND AFFIXED TO THE SLOPE AS RECOMMENDED BY THE MANUFACTURER. ON SLOPES 3 FEET OR LIESS IN VERTICAL HEIGHT WHERE ADJACENT TO PUBLIC WALKS OR STREETS: WHEN PLANTING OCCURS BETWEEN AUGUST 15 AND APRIL 15, EROSION CONTROL MATTING SHALL BE REQUIRED. DURING THE REMAINDER OF THE YEAR, THE COVER CROP AND/OR EROSION CONTROL MATTING MAY BE USED. ON SLOPES GREATER THAN 3 FEET IN HEIGHT, EROSION CONTROL MATTING SHALL BE REQUIRED AND A COVER CROP SHALL NOT BE USED, UNLESS OTHERWISE APPROVED BY THE CITY. b. STANDARD 2 -GROUND COVER X X X X X X X C: C: C: ~ C ,Q .,,, :.:; ~ "' 0 C: "' C: <.> <.> C: .s -2' -0 "' "' ,Q ,Q 0 -... ... "' t: -::,;; .,,, "' ~ "' ... "' ~ ~ ~ .s ~ ~ 0 C: "' .s ·E ~ "' "' "' !s <3 c~ "' g.. " is"' 8 Best Management Practice* "' "' <\el .s Ocj a:, al-~ "' C: "' "' "' "' ~ 0 .s (.) ~ -:g ~ E "' .,,, "' 4E (BMP) Description -2~ "' "' (/J .s ~ "' "' "' a:, 0 C: C: ➔ "' ~ "' 0 " "' C: al~ .,,, :,,.. C <n C: C: ~ "' ~ ID <.> -... 0 0_9 !s "' "" C: c:, C a:, (/J ·-"' c:, ·-r.., "' "' -::,;; c:, "' C: _E -" 0 " "' " ~ "' "' 0 E ~ ~~ ~ ~ 1.-.:ls o,~ :c ... C: :S -~ ~ ts ~ "' "' 'll .c: e "·-0 "' .,,, " ... ·-" ·-"' " <.> 2 ~~ 'R -"' "' .,__ .c ... .c 0 ;; "' C C ... 0 I} -"' ., 0 ... <.> C: 0 0 " "' .Zc ~o ct~ "' ~ L3tS "" " 6 ~ <3 Cf)~ 0 -... ~ C: ict if& a': :r: "' 17; (/J (/J (/J (/J Q (/J _ (/J "' CASQA Designation ➔ -,,, " 0:, a "' -,,, " "' .... " 0:, 0, --.... L{) "' --I I I I I I I I I I I I I I I I I J, J, r.., r.., r.., r.., r.., r.., bi bi bi bi bi bi bi bi ~ ~ (/J Construction Ac6vity Lu Lu Lu Lu Lu Lu ;a: ;a: ;a: Grodina/Soil Disturbance X X )C( X Trenchinn /Excavation Stockoilinq X X )C( X Drillinn IBorina Concrete/Asphalt Sawcuttinq Concrete Fla/work X X )C( X Pavinq Conduit/Pioe Installation Stucco/Mortar Work Waste Disoosa/ X X )C( X Staqina/Lay Down Area X X )C( X Eauioment Maintenance and Fuelina Hazardous Substance Use/Storage X X )C( X Dewaterina Site Access Across Dirt X X )C( X Other (/isl): Instructions: 1. Check the box to the left of all applicable construction activity (first column) expected to occur during construction. DESCRIPTION SYMBOL . QUANTITIES. ~ ~ C: .,,, C: " " .,,, E C: 0 E C: ,9-0 " " "' t, "' -"' c,-!!/ 0 C: "' ~ Lu C: ] 4E_ "' ·,:; "' 0 ~ o-.,,, ~ "' C: C: 3:: a; "' ::,;; C: c:, ::, -"' "' "' " "' ~~ "'E "'E "' "' 0 " 1 "" 0 "' .,__ -"' ~-~ ·-"' ~ Qe "' 12 "' " "' :u e t; 0 <.> ~c .,,, 0 " 0 ·-" -:.::::§ ... C: C: C: .c " ~c 0 0 0 ~<3 o_ 0 -b}-8 ell:,;; O 0 ::,;; (/J ::,; (/J :r: ::,;; r..,::,;; 0:, -"' ,,, .... L{) "' 0:, I I I I I I I J, i i i i i i i ;a: SE-I, SILT FENCE 395 LF GRAVEL BAG CCC=> 80 EA SE-6, SE-10, STORM DRAIN INLET PROTECTION @ 4 EA a • TR-I, STABILIZED CONSTRUCTION ENTRANCE 377 SF IW-1, MATERIAL DELIVERY AND STORAGE WM-1 1 EA X X X IW-3, STOCKPILE MANAGEMENT WM-3 I EA X X X IW-5, SOLID WASTE MANAGEMENT WM-5 I EA IW-9, SANITARY/SEPTIC WASTE MANAGEMENT WM-9 1 EA X X X SE-7, STREET SWEEPING SE-7 1 EA X X X X X X X X X X X X ONE HUNDRED (100%) PERCENT OF THE AREA SHALL BE PLANTED WITH A GROUND COVER KNOWN TO HAVE EXCELLENT SOIL BINDING CHARACTERISTICS (PLANTED FROM A MINIMUM SIZE OF FLATTED MATERIAL AND SPACED TO PROVIDE FULL COVERAGE WITHIN ONE YEAR). c. STANDARD 3 -LOW SHRUBS 2. Located along the top of the BMP Table is a list of BMP's wi_th it's corresp:inding California Stormwater Quality Ass~ciation (CASQA) desi9nation number. Choose one or more BMPs you intend to use dunng construction from the /1st. Check the box where the chosen activity row mtersects with the BMP column. LOW SPREADING WOODY SHRUBS (PLANTED FROM A MINIMUM OF 1-GALLON CONTAINERS) SHALL COVER A MINIMUM OF SEVENTY (70%) PERCENT OF THE SLOPE FACE (AT MATURE SIZE). 3. Refer to the CASQA construction handbook for information and details of the chosen BMPs and how to apply them to the project. d. STANDARD 4 -TREES AND/OR LARGE SHRUBS NOTE: TREES AND/OR LARGE SHRUBS SHALL BE (PLANTED FROM A MINIMUM OF 1-GALLON CONTAINERS) INSTALLED AT A MINIMUM RATE OF ONE (1) PLANT PER TWO HUNDRED (200) SQUARE FEET. Construe! sediment barrier ,:ind channel ize runoff to sediment tr opping device Sedimenl \rapping device Crushed oggreg,ate greeter tncn ~­ but smallac than'I 6 ••. B. SLOPES 6: I OR STEEPER AND: a. 3' OR LESS IN VERTICAL HEIGHT AND ADJACENT TO PUBLIC WALKS OR STREET REQUIRE AT A MINIMUM STANDARD 1 (COVER CROP OR EROSION CONTROL MA mNG). b. 3' TO B' IN VERTICAL HEIGHT REQUIRE STANDARD I (EROSION CONTROL MAmNG SHALL BE INSTALLED IN LIEU OF A COVER CROP, 2 AND 3. c. IN EXCESS OF 8' IN VERTICAL HEIGHT REQUIRE STANDARD 1 (EROSION CONTROL MA mNG SHALL BE INSTALLED IN LIEU OF A COVER CROP, 2, J, AND 4. d. REQUIRING PLANTING SHALL BE IRRA TED WITH A PERMANENT, AUTOMATICALLY CONTROLLED, /RR/GA TION SYSTEM COVERING 100% OF THE PLANTED AREA IN CONFORMANCE WITH THE CITY'S SLOPE /RR/GA TION STANDARDS. C. AREAS GRADED FLA TT£R THAN 6: I REQUIRE A COVER CROP PER STANDARD I WITH ONE OF MORE OF THE FOLLOWING CONDITIONS.· a. SHEET GRADED PADS NOT SCHEDULED FOR IMPROVEMENTS WITHIN 6 MONTHS OF COMPLETION OF ROUGH GRADING. b. A POTENTIAL EROSION PROBLEM AS DETERMINED BY THE CITY. c. IDENTIFIED BY THE CITY AS HIGHLY VISIBLE AREAS TO THE PUBLIC OR HA VE SPECIAL CONDITIONS THAT WARRANT IMMEDIATE TREATMENT. 2. ALL SLOPES SHALL HA VE /RR/GA TION INSTALLED AND BE STABILIZED, PLANTED AND/OR HYDROSEEDED WITHIN TEN (10) DAYS OF THE TIME WHEN £ill:f SLOPE IS BROUGHT TO GRADE AS SHOWN ON THE APPROVED GRADING PLANS. 3. SHOULD GERM/NATION OF HYDROSEEDED SLOPES FAIL TO PROVIDE EFFICIENT COVERAGE OF GRADING SLOPES (90% COVERAGE) PRIOR TO OCTOBER I, THE SLOPES SHALL BE STABILIZED BY AN APPROPRIATE EROSION CONTROL MA mNG MATERIAL APPROVED BY THE PUBLIC WORKS INSPECTOR. 4. LANDSCAPING SHALL BE ACCOMPLISHED ON ALL SLOPES AND PADS AS REQUIRED BY THE CITY OF CARLSBAD LANDSCAPE MANUAL, THE LANDSCAPING PLANS FOR THIS PROJECT OR AS DIRECTED BY THE CITY ENGINEER OR CITY PLANNER. 5. 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. FILTER FABRIC CIVIL ENGINEER ING Consulting Services P.O. BOX 2158 VALLEY CENTER , CA 92082 PHONE: (760) 235 -1 176 FAX: (866) 313-8908 '----............, FU ter fabric ~aich :'.:;i:isti'ng1 ~rode / Corn,gated ,steel panels A B I ,4• I or moJ1: -all owed by ·slte 10/ min or cii:i r-oq uirod to. 1:u:r.omodoit:il!!! an ticipated troff lo, wt, iome,er is gre,cter. i 2" Min, u"1le,a9 ot h.erw•lse specified by o solls, engineer SEC TION B-8 Nl!S Or-iglnol rqdc Cn.u:liled (lggregate gr<'>a ter trnon :3" but !imcller lhon 6". -rConiug<lte d eteel ?Onela Clrigim:il grqile SQ' frpical (i l Length ~hould be e.1d-emde.d ti;;, 12 tim~~ ilia diamstar ol lhe lmgest f;:Of75.truclio1r1 vehicle 1ire. 12• Min, uni "ss otherwise specified by o s,aHs engin111er Filter fobri c (2) On :5intill :s,1:te-~ lengtli ~i;:.uld be lhe mu.l'iiBMlrii ulk1'f!!'tid b)' ~ire. PLAN NTS STABILIZED CONSTRUCTION ENTRANCE/EXIT TC-1 I GRAVELBAGS (2 HIGH) ARE STACKED TIGHTLY SILT FENCE "'-::: CATCH BASIN NOT TO SCALE TYPICAL CATCH BASIN PROTECTION DETAIL SE-10 NOT TO SCALE NAME OF PREPARER: MARCO A. LIMON, P.E. , OSD, QSP QUALIFICATION OF PREPARER· CERTIFICATE # 1276 ADDRESS: CIVIL ENGINEERING CONSUL TING SERVICES P.O. BOX 2158 VALLEY CENTER, CA 92082 PHONE NO.: (760) 235-1176 56710 SIGNATUR£ R.C.£./C£RT. NO. 06/30/27 UC. EXP. DAT£ 11/20/25 DAT£ SILT FENCE FABRIC DETAIL A 1.0' MINIMUM (TYPICAL) I 2 BAGS HIGH (TYPICAL) """" '"""' D GRAVEL BAG DETAIL SE-6 NOT TO SCALE G~P B~TVJE£N BA GS ACT5 A5 SPIU WA l' THFr'ff LAYERS Or GRAVc.l aAC5 WITH £NfJ.', ()VFRI_APP£D SE7BACK VARIES SLOPE L _ci SILT FENCE-~ FABRIC SEE DETAIL A • SECTION 2• X 2" WOOD STAKE TAMPED BACKFILL SILT FENCE SE-1 NOT TO SCALE 2" X 2" WOOD STAKE • ~ FABRIC SECTION B STAKE B FABRIC SECTION A JOINING SECTION DETAIL (TOP VIEW) 2• X 2• WOOD STAKE FABRIC ENO STAKE DETAIL (TOP VIEW) INSPECTOR DATE I sH4EET I. _c_ir_Y_o_F __ c_A_R_L_s_B_A_D~ I sH5Ts I _ ENGINEERING DEPARTMENT GRADING PLANS FOR: YAMANAKA RESIDENCE GR2025-0016 CITY TIER 2 SWPPP TITLE SHEET APPROVED: TIMOTHY 0. CARROLL PRINCIPAL ENGINEER RCE 55381 EXPIRES 12/31 /26 DATE CHKD BY: I PROJECT NO. I DRAWING NO. RVWD BY: 553-SA JS JS Docusign Envelope ID: 976CD144-31A1-4DB0-AB00-AAB6DD89309B 5/13/2026 N70°21'10 " E 136.84' N70°21'10 " E 131.84' N1 9 ° 3 8 ' 5 0 " W 65. 0 0 ' N24 ° 0 2 ' 5 0 " W 65. 2 0 PROPOSED 2-STORY RESIDENCE FF:46.40 PAD:45.90 CDP 2024-0033 / \\ I I I , \ I \ 0 ~ EX. \ ✓ ~ "· :><-;,,--____ ' ' '\, SEWER LATERAL TO REMAIN EX. 18" CMP (CIPP) SD PER DWG# 463-7C CIVIL ENG INEERING Consulting Services P.O. BOX 2 158 VALLEY CENTER, CA 92082 PHO NE: (7 60) 2 35 -1 17 6 FAX: (866) 3 13 -8908 \ EX. BACK_/ OF ROLLED , CURB \' \ \ \ \ I I '" \ G \ \ \ \ \ \ ., ,, ,,p-c- ,_,;<·, \ ~ SE-1 ·;-.:·:.,· .. ·,J·--·~· ~, ....... ,>.:·"·. 'c . ~--a ' \ ,. \ \ \ SCALE: 1" = 10' ~ 5 0 16 Jo ~ CITY OF CARLSBAD I SHEETS I L__2_J ENGINEERING DEPARTMENT 5 GRADING PLANS FOR: YAMANAKA RESIDENCE GR2025-0016 EROSION CONTROL & BMP PLAN APPROVED: TIMOTHY 0. CARROLL PRINCIPAL ENGINEER RCE 55381 EXPIRES 12/31 /26 DA lE CHKD BY: --- RVWD BY: __ I PROJECT NO. DRAWING NO. . 553-5A JS JS Docusign Envelope ID: 976CD144-31A1-4DB0-AB00-AAB6DD89309B 5/13/2026