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HomeMy WebLinkAboutDWG 526-4A; PD 2020-0027; 3481 SEACREST DR & 3470 CHARTER OAKS DR; 01-04exp 3/31/202112/15/2020DocuSign Envelope ID: FBE8B402-4EB1-47A5-B883-61E8F1D96C4912/24/2020GRADING NOTES (IN ADDITION TO THE REQUIREMENTS OF CHAPTER 15.16 OF THE CARLSBAD MUNICIPAL CODE.) 1. THIS PLAN SUPERSEDES ALL OTHER PLANS PREV/OUSL 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 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 CERT/FICA TE 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 $1,000,000.00 FOR EACH OCCURRANCE OF LIABILITY. THE INSURANCE COMPANY WRITING THE POLICY MUST HA VE A RA TING 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. 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. 7. 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. 8. ORIGINAL ORA WINGS SHALL BECOME THE PROPERTY OF THE CITY UPON BEING SIGNED BY THE CITY ENGINEER. 9. THE ORIGINAL ORA WING SHALL BE REVISED TO REFLECT AS-BUILT CONDITIONS BY THE ENGINEER-OF-WORK PRIOR TO FINAL ACCEPTANCE OF THE WORK BY THE CITY. 10. ACCESS FOR FIRE AND OTHER EMERGENCY VEHICLES SHALL BE MAINTAINED TO THE PROJECT SITE AT ALL TIMES DURING CONSTRUCTION. 11. 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 STA TE OF CALIFORNIA, PR/NC/PALLY DOING BUSINESS IN THE FIELD OF APPLIED SOILS MECHANICS. THE SOILS REPORT WILL BE SUBMITTED TO THE CITY ENGINEERING INSPECTOR WITHIN TWO WORKING DA Y.S OF THE COMPLETION OF FIELD TESTS. 12. A SOILS COMPACTION REPORT AND COMPLIANCE VER/FICA TION 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 PR/NC/PALLY 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 SPECIF/CATIONS AND THE " EARTHWORK SPECIF/CATIONS " ATTACHED TO THE PRELIMINARY SOILS INVEST/GA TION. DAILY FIELD COMPACTION REPORTS WILL BE SUBMITTED TO THE PROJECT INSPECTOR. 13. A PRFCONSmUCTION MEETING SHA/ I BF HFI D A I THF SITE PRIOR TO THF B[GINNING Of WORK AND SHAii Bf ATTfNQfO BY All RfPRfSfNTADVES RESPONSIBLE FOR CONSTRUCTION, INSPECTION, SUPERVISION, TESTING AND ALL OTHER ASFFCTS Of THF WORK. THE CONTRACTOR SHALL REQUEST A PRECONSTRUCTION MEETING BY CALLING THE INSPECTION LINE AT (760) 438-3891 AT LEAST FIVE(5) WORKING DA Y.S PRIOR TO STARTING CONSTRUCTION. THE CONTRACTOR WILL THEN 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. 14. ALL INSFFCTION REQUESTS OTHER THAN fOR PRFCONSmUCTION MEETING WILL BF MADE BY CAI I ING THF FNGINFFRING 24 HOIIR INSFFCTION RfQllFST I INF AT (760) 438-3891. INSPECTION REQUEST MUST BE REC£/VED PRIOR TO 2: 00 P.M. ON THE 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 DA Y.S LATER. 15. 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, STA TE AND FEDERAL SAFETY AND HEAL TH STANDARDS, LAWS AND REGULATIONS. 16. 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 THF Pl AN VARIES FROM THF SHORING SY$TFM 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. 17. NO BLASTING SHALL BE PERFORMED UNTIL A VALID BLASTING PERMIT HAS BEEN OBTAINED FROM THE CITY OF CARLSBAD. SUBMIT APPL/CATION FOR BLASTING PERMIT WELL IN ADVANCE OF THE SCHEDULING OF BLASTING OPERATIONS. 18. 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. 19. 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 ASSOC/A TED 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 HOUDA Y.S. (A UST OF CITY HOLIDA Y.S IS AVAILABLE AT THE ENGINEERING DEPARTMENT COUNTER.) 20. ALL OFF-SITE HAUL ROUTES SHALL BE SUBMITTED BY THE CONTRACTOR TO THE CITY ENGINEER FOR APPROVAL TWO FULL WORKING DAYS PRIOR TO BEGINNING OF WORK. 21. IMPORT MATER/AL SHALL BE OBTAINED FROM, AND WASTE MATERIAL SHALL BE DEPOSITED AT. A SITE APPROVED BY THE CITY ENGINEER. THF CONmACTOR SHALL BF RFSFONSIBLF FOR ANY DEBRIS OR DAMAGE OCCURRING ALONG THF HAUL ROUTES OR ADJACENT STREETS AS A RESULT OF THE GRADING OPERATION. 22. BRUSH SHALL BE REMOVED ONLY WITHIN THE AREA TO BE GRADED. NO TREES ARE TO BE REMOVED UNLESS SPECIF/CALLY NOTED ON THE PLAN. 23. 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. 24. 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. 25. 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. 26. ALL SLOPES SHALL BE /RR/GA TED, STABILIZED, PLANTED AND/OR HYDROSEEDED WITHIN TEN (10) DA Y.S OF THE TIME WHEN EACH SLOPE IS BROUGHT TO GRADE AS SHOWN ON THE APPROVED GRADING PLANS. 27. 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. ____ , AND/OR AS DIRECTED BY THE CITY ENGINEER OR PLANNING DIRECTOR. D:\DRAWING FILES\1111...E Sl-1EETS\GRADING Tl11...E SHEET.DWG REVISED:02/15/17 28. THE OWNER/APPLICANT SHALL INSURE THAT ALL CONTRACTORS SHALL COORDINATE THE WORK OF THESE GRADING PLANS WITH THAT SHOWN ON BOTH THE LANDSCAPE AND /RR/GA TION PLANS AND THE IMPROVEMENT PLANS AS REQUIRED FOR THIS WORK IN ACCORDANCE WITH THE LANDSCAPE MANUAL TIME REQUIREMENTS. 29. WHERE AN EXISTING PIPE UN[ IS TO BE ABANDONED AS A RE.SULT 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 Cl TY ENGINEER. 30. THE CONTRACTOR SHALL VERIFY THE LOCATION OF ALL EXISTING FACILITIES ( ABOVE GROUND AND UNDER GROUND ) WITHIN THE PROJECT SITE SUFFICIENTLY AHEAD OF GRADING TO PERMIT THE REVISION OF THE GRADING PLANS IF IT /5 FOUND THAT THE ACTUAL LOCATIONS ARE IN CONFLICT WITH THE PROPOSED WORK. 31. THE CONTRACTOR SHALL NOTIFY AFFECTED UTILITY COMPANIES (SEE BELOW) AT LEAST 2 FULL WORKING DA Y.S PRIOR TO STARTING GRADING NEAR THEIR FACILITIES AND SHALL COORDINATE THE WORK WITH A COMPANY REPRESENTATIVE. UNDERGROUND SERVICE ALERT (DIG ALERT) SDG&E 811 (800)411-7343 (619)237-2787 (800)227-2600 (619)262-1122 (760 )434-2980 (760)438-2722 (760)633-2650 (760)753-0155 (760)744-0460 (760)753-6466 AT&T SPECTRUM CABLE COX COMMUN/CATIONS CITY OF CARLSBAD(STREETS & STORM DRAIN) "CITY OF CARLSBAD(SEWER, WATER & RECLAIMED WATER) "SAN DIE.GU/TO WATER DISTRICT 'LEUCADIA WASTEWATER DISTRICT *VALLEC/TOS WATER DISTRICT *OLIVENHAIN WATER DISTRICT "BUENA SAN/TA TION DISTRICT (760)726-1340 x/330 *AS APPROPRIATE 32. 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.BJ CARLSBAD MUNICIPAL CODE. 8. PRIOR TO COMPLETION OF GRADING WORK THE FOLLOWING REPORTS MUST BE SUBMITTED TO THE CITY ENGINEER VIA THE PROJECT INSPECTOR PER SECTION 15.16.120 OF THE CARLSBAD MUNICIPAL CODE: (1) FINAL REPORT BY SUPERVISING GRADING ENGINEER STA TING ALL GRADING /S COMPLETE. ALL EROSION CONTROL, SLOPE PLANTING AND /RR/GA TION 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. 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. (5) PERMANENT STRUCTURAL BMP INSTALLATION CERTIFICATE. (6) PERMITTED WALL FINAL INSPECTION REPORT. 33. 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. 34. 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. "DECLARATION OF RESPONSIBLE CHARGE" I HEREBY DECLARE THAT I AM THE ENGINEER OF WORK FOR THIS PROJECT, THAT I HA VE 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 ORA WINGS AND SPECIF/CATIONS CITY OF CARLSBAD DOES NOT RELIEVE ME, AS ENGINEER OF WORK, RESPONSIBILITIES FOR PROJECT DESIGN. FIRM: TRIAD/HOLMES ASSOC/A TES ADDRESS: 549 OLD MAMMOTH ROAD CITY, STATE: MAMMOTH LAKES CALIFORNIA TELEPHONE: {760) 934-7588 BY: THOMAS A. PLA TZ (NAME OF ENGINEER) DATE: 12/11/2020 R.C.E. N0.:...,4cc1""03."'9"---------------REGISTRA TION EXP/RATION DA TE: _3=t'.~:J~1~t".-'2~1 _____ _ SOILS ENGINEER'S CERTIFICATE BY THE OF MY * * /, THOMAS PLATZ , A REGISTERED (CIVIL/ GEO TECHNICAL) ENGINEER OF THE STA TE OF CALIFORNIA, PR/NC/PALLY DOING ( ~----<t::: __ 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 DA TES OF APRIL , 20 20 AND AUGUST , 2020 . TWO COPIES OF THE SOILS REPORT COMPILEJROM THIS STUDY, WITH MY RECOMMENDATIONS, HAS BEEN SUBMITTED T THE OFFIC OF THE CITY ENGINEER. /) SIGNED: ------'"""'--.::._:"->-.=G(__:._..::,_'+;....:::.:c,,.,.~----G.E./P.E. NO.: 41 DATE: 12/11/2020 LICENSE EXP/RATION DA TE: 03/31/2021 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. IF THIS PROJECT/DEVELOPMENT IS SUBJECT TO A STA TE-REGULA TED 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, LA TEST VERSION. Q.L-Y+-.4/ RICHARD FELD SOURCE OF TOPOGRAPHY TOPOGRAPHY SHOWN ON THESE PLANS WAS GENERA TED BY FIFI D SLJfil!EY METHODS FROM INFORMATION GATHERED O-N~7~1!~9 ___ _ 2QY(_O_ BY PASCO IARFT & SUITER TOPOGRAPHY SHOWN HEREON CONFORMS TO NATIONAL MAP ACCURACY STANDARDS. PROJECT LOCATION THIS PROJECT IS LOCATED WITHIN ASSESSORS PARCEL NUMBER(S) 167-122-13-00 & 167-122-03-00 THE CALIFORNIA COORDINATE INDEX OF THIS PROJECT IS: N 33-09-59 82585 E 117-19-.JO 59498 DATE * * INDEX OF SHEETS 1 COVER SHEET 2 GRADING & DRAINAGE PLAN 3 TIER 2 SWPPP TITLE SHEET 4 EROSION CONTROL PLAN LEGAL DESCRIPTION LOTS 83 & 90 OF MAP 4280 PROJECT ADDRESS 3481 SEACREST DR & 3470 CHARTER OAK DR CARLSBAD, CALIFORNIA 92008 DEVELOPER NAME: RICHARD FELD PROJECT SITE ADDRESS: 3481 SEACREST DR, CARLSBAD, CALIFORNIA 92008 PHONE NO.: 760-803-6075 REFERENCE DRAWINGS EARTHWORK QUANTITIES CUT: 129.92 CY FILL: 170.34 CY IMPORT: 40.42 CY EXPORT: 0 CY Rf MEDIAL: 0 CY BENCH MARK DESCR/PTJON: 2. 5" BRASS DISK LOCATION: DRAIN INLET NORTHEAST CORNER GRAND A kf" AND WA 'ititNG TQN s T RECORDED· PT #l,W CL 'iB-7.J0 CARL SBAQ CONTROL ROS 77271 ELEVATION: ..=t..u_ _________ DA TUM: NGVD 29 VICINITY MAP ITY OF OCEANSIDE ?a 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 PLANTING OF PERMANENT LANDSCAPING 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, SPECIF/CATIONS, REQUIREMENTS, RE:SOLUTIONS 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. RESOLUTION NO. N\A DATED. ____ _ CITY OF VISTA 5. THE STANDARD SPECIF/CATIONS FOR PUBLIC WORKS CONSTRUCTION (GREEN BOOK). PACIFIC OCEAN CITY OF ENCINITAS 6. SOILS REPORT AND RECOMMENDATIONS BY SIERRA GEOTECHNICAL SERVICES INC. _____ DA TED 08/17/2020 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 ----~ILL------9. ENVIRONMENTAL APPROVAL DOCUMENTS DA TED L.Y....1""--------10. STORM WATER POLLUTION PREVENTION PLAN PREPARED BY TRIAQ/HOIMFS ASS:OCIATFS DATED l2,IUOJJ2Q WDID NO. __________ _ 11. STORM WATER QUALITY MANAGEMENT PLAN PREPARED BY NA DATED ____ _ 12. CALIFORNIA STORM WATER QUALITY ASSOC/A TION BMP CONSTRUCTION HANDBOOK AND CAL TRANS CONSTRUCTION SITE BMP MANUAL. DESCRIPTION KEYSTONE RETAINING WALL STORM DRAIN CLEANOUT 12"XJ2" DROP INLET 1B''XJB" DROP INLET CONCRETE SWALE 4" STORM DRAIN PIPE LEGEND DWG.NO. SHT 2 SHT 2 SHT 2 SHT 2 SHT 2 SHT 2 SYMBOL QUANTITY I I I I 333 SF l J EA Ill] J EA [g] J EA □ 350 SF ~ 140 LF 6" STORM DRAIN SHT 2 ~ 140 LF PIPE w/SLOPE PROPERTY LINE WOOD FENCE EX CURB DRAIN OUTLET SHT 2 SHT 2 SHT 2 N/A 95 LF J EA STRUCTURAL (POST-CONSTRUCTION) BMP TABLE STORM WATER REQUIREMENTS THAT APPLY: TYPE STANDARD STORMWA TER REQUIREMENTS PRIORITY PROJECT REQUIREMENTS DESCRIPTION OWNERSHIP TOTAL LOT AREA = 1f'i~9 ~~ C8t ~6 TOTAL DISTURBED AREA = '350 SF OT 90 (THIS AREA INCLUDES BUT 15 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 KEYWA YS) TOTAL REPLACED IMPERVIOUS AREA = 0 SF EXEMPT FROM HYDROMODIFICA TION? D YES (SEE SWMP FOR DOCUMENTATION) □ NO MAINTENANCE AGREEMENT SHEET NO. ldAINTENANCE FREQUENCY "AS BUil T" RCE___ EXP. ___ _ DATE REVIEWED BY: 333 SF LOT 83) TOTAL PROPOSED IMPE:RVIOUS AREA =350 SF LOT 90) INSPECTOR DATE l---l----+------------+---+---+--+-----l I SH1EET I CITY OF CARLSBAD I SHE4ETS I ENGINEERING DEPARTMENT ;:;G:;;R::AD:;::;;:IN;:::G'...:::;;P:;:LAN::::;:S;:::::::;;F;:;O:;;R=: =========-===~ 3481 SEACREST DRIVE CARLSBAD, CALIFVRNIA 92008 DA TE INITIAL ENGINEER OF WORK REVISION DESCRIPTION & 3470 CHARTER OAK DRIVE CARLSBAD, CALIFVRNIA 92008 GR2020-0021 APPROVED: t;.., lru-r6ll fur CITY ENGINEER OWN BY: .,.s,.s~_ DATE INITIAL DATE INITIAL CHKD BY: cjZ.G O1HER APPROVAL CITY APPROVAL RVWD BY: :JZ.0 TITLE SHEET JASON S. GELDERT RCE 63912 EXPIRES 9 30 22 DATE PROJECT NO. PD2020-0027 DRAWING NO. 526-4A 5"TD6"TD14"TP6"TP18"TP12"TD12"TD10"TD12"TD6"TCXXXXXX X X X XEXISTING RESIDENCE SHED DRIVE ENTRY BRICK PATIO SOLAR HEATING PANEL POOLDECKDECK PATIOEXISTING RESIDENCE EXISTING RESIDENCE DRIVE ENTRYEXISTING RESIDENCE GARAGE RDBBQGARAGEPINE TREE LYING ON SLOPE XXXXXXX X X X X XXXX(E) DRAIN OUTLETDRIVEENTRYDRAIN OUTLETRDRD317317316315310 310310305305300300295295290290285285283283280280 315TC=278.83FL=278.51TC=278.84FL=278.52TC=278.91TC=278.96TC=279.07TC=279.09TC=279.21FL=278.92FL=278.56FL=278.64FL=278.76FL=278.84 PUBLIC UTILITIES EASEMENT PERDOC. BK 7886, PG 418 & DOC. BK7903, PG 45LOT 83 OFMAP 4280LOT 82LOT 84LOT 89LOT 91SEACREST DRIVECHARTER OAK DRIVELLA LINERECORD MAP LINE HILL CRESTCIRCLEN 66°45'22" E 123.00' (N 66°27'00" E 123.00' R1)N 66°45'22" E 122.71' (N 66°27'00" E 122.71' R1)N 23°14'38" W 100.00' (N 23°33'00" W 100.00' R1)96.63'N 66°45'22" E 122.70' (N 66°27'00" E 122.71' R1)N 66°45'22" E 122.70' (N 66°27'00" E 122.71' R2)N 66°45'22" E 123.00' (N 66°27'00" E 123.00' R1)N 23°14'38" W 100.00' (N 23°33'00" W 100.00' R1)N 23°14'38" W 96.63' (N 23°33'00" W 96.63' CF R1 & R2)N 23°14'38" W 100.00' (N 23°33'00" W 100.00' R1)17.31'13.94'LOT 90 OFMAP 4280PUBLIC UTILITY EASEMENT DEDICATED ANDACCEPTED ON THE MAP OF SEACREST ESTATES UNIT NO 2, MAP NO 4280 & QUITCLAIMEDPER DOC NO. 79-0587096"TCXXXXX X X X X X X X X X X X EXISTING RESIDENCE SHED DRIVE ENTRY BRICK PATIO SOLAR HEATING PANEL GARAGEPINE TREE LYING ON SLOPE XXXXXXXXXXXXXX X X X X X X X X XXXXX(E) DRAIN OUTLETDRIVEENTRYDRAIN OUTLET3 0 5305300300295295290290285285283283280280Thomas A. 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JO TG) 'I I I I @CONNECT TO NEl 12" X 12" PRECAST CONC DI INSTALL 2-3" SDR 35 PVC CURB OUTLET DRAIN PIPES TO CURB FL OUTLET EL l'5 (278.88 INV)",_'?:-__ ~-1 ~ H= J. 33,286. 00 TW 284.00 BW H=2.00' n I I " I 286. 00 TW 10 I 284.00 BW H=2.00' I 5 10 20 ( IN FEET ) 1 inch = 10 ft. 4" STRAIGHT SIDED COMPAC CAP UNIT 40 (j) CONCRETE SWALE NTS BACKFILL COMPACTED ~ 90% A-A' WRITTEN PERMISSION TO GRADE ~=====+===~r'"-=====:::::;:j--1 -~ON ADJACENT PROPERTY KEYSTONE STANDARD UNITr__-ti:_1~---+---REQUIRED BEFORE WORK BLOCK WALL MIRAGRID 2XT (TYP) FUTURE SLOPE TO BE STABILIZED WITH LANDSCAPING BY OWNERS EDGE OF SOLAR PANELS 305 -,--------------+----,,L-------~ 305 REMOVE PL 3' VERTICAL UNSUITABLE MATERIAL STEP 300 ,-------1-+.-el'r--~?::LlrF:l::::::~E]X/~S~TlN'{!G~=--I-300 SLOPE -~~=d..1------!tWL....f.F,2[~;{1=.lLl/l!.R~'E::....__---I-295 295 290 285 l-----t---2' VERTICAL STEP 2: 2 STEP BENCHES {UNLESS SPECIFIED} EMBEDDED GEOGRID 290 285 4.6' BOTTOM LA YER 280 -l-------l,L~l------1-__p.-----1-----2. 8' TOP LA YER ----1-280 KEYSTONE BLOCK RETAIN; WALL 1.9' MIN EMBEDDED CEOCRID EXISTING GRADE LEVELING PAD 6" OF GRANULAR FILL (SAND, GRAVEL, OR ½" TO ¾" CRUSHED STONE) COMPACTED TO 95% 7' (])KEYSTONE 5-BLOCK WALL DETAIL NTS ...___ 4" PERF PVC DRAIN PIPE GEOGRID IS TO BE PLACED ON LEVEL BACKFILL AND EXTENDED -....__OVER THE FIBERGLASS PINS PLACE NEXT UNIT. PULL GRID TAUGHT AND BACKFILL. STAKE AS REQUIRED STRUCTURAL (POST-CONSTRUCTION) BMP TABLE STORM WATER REQUIREMENTS IHA T APPLY: EXEMPT FROM HYDROMODIFICA TION? CONNECT TO EXISTING ------~--~---------=~~--~--~---------------~:!It,--. RAIN OUTLET: CONTRACTOR·--------W STANDARD STORM WATER REQUIREMENTS □ PRIORITY PROJECT REQUIREMENTS □ YES (SEE SWMP FOR DOCUMENTATION) D NO EXISTING CONDITIONS POST SLOPE FAILURE 1 "-20' 4" STRAIGHT SIDED COMPAC CAP UNIT KEYSTONE STANDARD UNIT MIRAGRID 2XT (TYP) BLOCK WALL --.r EXISTING GRADE BACKFILL COMPACTED -:::=:-----mTo 90% --------Jf-----4' ----1-----1 LEVELING PAD 6" OF GRANULAR FILL (SAND, GRAVEL, OR ½" TO ¾" CRUSHED STONE) COMPACTED TO 95% (])KEYSTONE 4-BLOCK WALL DETAIL NTS 4" PERF PVC DRAIN PIPE GEOGRID IS TO BE PLACED ON LEVEL BACKFILL AND EXTENDED -....__,OVER THE FIBERGLASS PINS. PLACE NEXT UNIT. PULL GRID TAUGHT AND BACKFILL. STAKE AS REQUIRED SHALL OBTAIN CITY RIGHT OF WAY PERM! T PRIOR TO COMMENCING WORK IN CITY'S ----------· RIGHT-OF-WA y==~-=--,==~~==-~ \_ -PROPOSED GRADING & DRAINAGE PLAN STANDARD UNIT X ---' 7"-10' 4" CAP UNIT 8" ~-UNIT FACE 7KEYSTONE STANDARD UNIT \c../ ISOMETRIC NTS 0+00 0+10 0+20 0+30 0+40 TYPE DESCRIPTION OWNERSIIlP MAINTENANCE AGREEMENT SHEET NO. MAINTENANCE FREQUENCY I '-+ GRADING BENCH STEP DETAIL AND SLOPE PROFILE 7"-10' 0 ( J 0 0 o· ·o 18" CONSTRUCTION NOTES ?l'-oFESS/s ~#5 A...,< X I"",\ CONSTRUCT CONCRETE SWALE PER DETAIL HEREON. !' ~ ..,..-' -\.!._/ ~ NO. c ♦11>J11 '" S 0 CONSTRUCT KEYSTONE RETAINING WALL PER MANUFACTURERS SPECIF/CATIONS AND DETAIL * * HEREON. '\~ CIIOL 'r!P;'.,. 0 REPLACE EXIST 4" PVC PIPE w/6" SDR 35 PVC PIPE Q:' cAL\'i 0 INSTALL 18" X 18" DROP INLET (12" X 12" WHERE NOTED). ~4--~ 0 WS,AU sn C'-EAN au, PER DEW, H<REON. © INSTALL 4" SDR 35 PVC NON PERFORATED PIPE OR EQUAL VALUE CONNECT TO RETAINING WALL 4" PERF PVC COLLECTION DRAIN PIPE KEYSTONE STANDARD UNIT NTS DA TE INITIAL DATE INITIAL DATE INITIAL REVISION DESCRIPTION ENGINEER OF WORK OTHER APPROVAL CITY APPROVAL "AS BUILT" RCE___ EXP, ___ _ DATE REVIEWED BY: INSPECTOR DATE I S2ET I CITY OF CARLSBAD I SH4TS I ENGINEERING DEPARTMENT GRADING PLANS FOR: 3481 SEACREST DRIVE CARLSBAD, CAIJFORNIA 92008 & 3470 CHARTER OAK DmVE CARLSBAD, CAIJFORNIA 92008 GR2020-0021 GRADING PLAN ~~p~b1f~r JASON S. GELDERT CITY ENGINEER RCE 63912 EXPIRES 9/30122 DATE OWN BY: ss PROJECT NO. DRAWING NO. CHKD BY: '¥-G RVWO BY: '¥-G PD2020-0027 526-4A I 12/15/202012/15/2020DocuSign Envelope ID: FBE8B402-4EB1-47A5-B883-61E8F1D96C4912/24/2020TIER 2 CITY STORM WATER POLLUTION PREVENTION PLAN (TIER 2 SWPPP) I PROJECT SITE STORM WATER POLLUTION PREVENTION NOTES GENERAL SITE MANAGEMENT REQUIREMENTS THE FOLLOWING GENERAL SITE MANAGEMENT REQUIREMENTS SHALL BE ADHERED TO THROUGHOUT THE DURATION OF THE CONSTRUCTION WORK (Y£AR ROUND). 1. IN CASE EMERGENCY WORK IS REQUIRED, CONTACT: PET£ AZAR FROM.·AZAR BUILDERS AT (TEL.NO.} (61~/ ,52J-6202 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 PROOUCING RAINFALL. 4. THE CONTRACTOR SHALL INSTALL ADDITIONAL EROSION CONTROL MEASURES AS MAY BE REQUIRED BY THE CITY ENGINEER DUE TO UNCOMPLETED GRADING OPERATIONS OR UNFORSEEN CIRCUMSTANCES WHICH MAY ARIS£ 5. THE CONTRACTOR SHALL BE RESPONSIBLE AND SHALL 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 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 HA VE 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 sumctENT PROTECTION FROM RUNOFF DURING RAIN EVENTS. 11. ADEQUATE SEDIMENT CONTROL BMPs MUST BE INSTALLED AND MAINTAINED. 12. ADEQUATE BMPs TO CONTROL OFFS/TE SEDIMENT TRACKING MUST BE INSTALLED AND MAIN TA/NED. 13. A MINIMUM OF 125% OF THE MATERIAL NEEDED TOO 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 STAB/LIZA TION OR ESTABLISHED VEGETATION STAB/LIZA TION BMPs ARE NOT CONSIDERED TO BE "EXPOSED" FOR PURPOSES OF THIS REQUIREMENT. 14. THE OWNER/DEVELOPER/CONTRACTOR MUST FOLLOW "ff,E'A THER 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-DA Y NATIONAL H,E'A THER 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 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 ALLOH,E'D 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 DA Y.S: THE ABILITY TO INSTALL BMP MATERIALS IN A PROMPT MANNER IS lKll. SUFFICIENT. BMPs NEED TO BE INSTALLED IN THESE AREAS. 18. BMPs MUST BE STOCKPILED AT VARIOUS LOCATION THROUGHOUT THE PROJECT SITE THROUGHOUT THE Y£AR. WHENEVER THERE IS A 40% CHANCE OR CREA TER OF A RAIN WITHIN A THREE (3) DAY FORECAST, THE INSPECTOR WILL VERIFY THAT BMPs ARE ADEQUATELY STOCKPILED. BMPs MUST BE STOCKPILED AND READY FDR 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 CREA TER 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 IND/CA TES 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 EMPLOY£ES MUST BE TRAINED ON THE IMPORTANCE OF STORM WATER POLLUTION PREVENTION AND BMP MAINTENANCE. WEATHER TRIGGERED ACTION PLAN 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 H,E'A THER SERVICE}, IN ADDITION TO BMPs IMPLEMENTED Y£AR-ROUND INCLUDING PERIMETER CONTROL, WIND EROSION CONTROL, TRACKING, NON-STORM WATER CONTROL, WASTE MANAGEMENT, AND MATERIALS POLLUTION CONTROL. THE NATIONAL H,E'A THER SERVICE FORECAST SHALL BE MONITORED AND USED BY THE DEVELOPER ON A DAILY BASIS. IF PRECIP/TA TION IS PREDICTED (40% CHANCE OF RAIN), THEN THE NECESSARY WATER POLLUTION CONTROL PRACTICES SHALL BE DEPLOY£D 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 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 "H,E'A THER TRIGGERED ACTION PLAN~ AN ADEQUATE SOURCE OF EQUIPMENT AND WORKERS SHALL BE AVAILABLE FOR DEPLOYMENT OF "H,E'A THER TRIGGERED BMPS~ EROSION CONTROL HYDROSEEDING, PLANTING AND /RR/GA TION 1. ALL PERMANENT AND TEMPORARY EROSION CONTROL PLANTING AND /RR/GA TION SHALL BE INSTALLED AND MAINTAINED AS REQUIRED IN SECTION 212 OF THE STANDARD SPECIF/CATIONS 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 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 HIGHL Y VISIBLE TO THE PUBLIC. c. HA VE ANY SPECIAL CONDITION IDENTIFIED BY THE CITY ENGINEER THAT WARRANTS IMMEDIATE TREATMENT. B HYDROSEEDING AREAS SHALL BE /RR/GA TED 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 /RR/GA TED BY HAND WATERING FROM QUICK COUPLERS/HOSE BIBS OR A CONVENTIONAL SYSTEM OF LOW PRECIPITATION SPRINKLER HEADS PROVIDING 100% COVERAGE. b. CREA TER 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 /RR/GA TED 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, TYPE, AND COSTS OF THE ELEMENTS OF THE PROPOSED SYSTEM. 3 /RR/GA TION SHALL MAINTAIN THE MOISTURE LEVEL OF THE SOIL AT THE OPTIMUM LEVEL FOR THE GRADING 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. Jibs PER ACRE OF E SCHOOL CIA CALIFORNICA d. 4 lbs PER ACRE OF ACH/LLEA MILLEFOLIA e. Jibs PER ACRE OF ALYSSUM (CARPET OF SNOW} f. 1 /2 lb. PER ACRE IF DIMORPHOLECA g. ITEMS c, d, e, AND f OF THIS SUBSECTION MAY BE OMITTED ON 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 BROADCASING BEFORE HYDROSEEDING. i. ALL SEED MA TERIALS SHALL BE TRANSPORTED TO THE JOBS/ TE IN UNOPENED CONTAINERS WITH THE CALIFORNIA DEPARTMENT OF FOOD AND AGRICULTURE CERTIFICATION TAG ATTACHED TO, OR PRINTED ON SAID CONTAINERS. j. NON-PHYTO-TOX/C H,E'mNG AGENTS MAY BE ADDED TO THE HYDROSEED SLURRY AT THE DISCRETION OF THE CONTRACTOR. 2 TYPE 1 MULCH APPLIED AT THE RA TE OF NO LESS HAN 2000 lbs PER ACRE. TYPE 6 MULCH (STRAW) MAY BE SUBSTITUTED, WHEN STRAW IS USED, IT MUST BE ANCHORED TO THE SLOPE BY MEGHAN/CALLY PUNCHING NO LESS THAN 50% IF THE STRAW INTO THE SOIL. 3 FERTILIZER CONSISTING OF AMMONIUM PHOSPHATE SULFA TE, 16-20-0 WI TH 15% SULPHUR APPLIED A T THE RA TE OF 500 lbs. PER ACRE. D AREAS TO BE HYDROSEEDED SHALL BE PREPARED PRIOR TO HYDROSEEDING: 1 ROUGHENING THE SURFACE TO BE PLANTED BY ANY OR A COMB/NATION OF: a. TRACK WALKING SLOPES STEEPER THAN 6: 1. b. HARROWING AREAS 6: 1 OR FLA TTER THA T ARE sumc!EN TL Y FRIABLE. 2 AREAS GRADED FLATTER THAN 6: 1 WHEN ANY OF THE FOLLOWING CONDITIONS EXIST: a. ADJUSTING THE SURFACE SOIL MOISTURE TO PROVIDE A DAMP BIT NOT SATURATED SEED BED. b. THE ADDITION OF SOIL AMENDMENT5, 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. 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 I:t,J;H 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 1, THE SLOPES SHALL BE STABILIZED BY AN APPROPRIATE EROSION CONTROL MA TT/NG 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 OF PLANNING DIRECTOR. 5. THE OWNER/APPLICANT SHALL ENSURE THAT ALL CONTRACTORS SHALL COORDINATE THE WORK OF THIS CONSTRUCTION SWPPP SHOWN ON ANY GRADING PLANS, LANDSCAPE AND /RR/GA TION PLANS, AND IMPROVEMENT PLANS AS REQUIRED FOR THIS PROJECT WORK. CITY OF OCEANSIDE HIGHWI Y, 7B Best Management Practice• (BMP) Description ➔ CASQA Designation ➔ Construction Activity Grading/Soil Disturbance Trench inn /Excavation Stockoilinq Drilfinn /Borina Concrete/Asphalt Sawcuttinq Concrete Fla/work Pavinq Conduit/Pioe Installation Stucco/Mortar Work Waste Disoosal Staqina/Lay Down Area Eauioment Maintenance and Fuelina Hazardous Substance Use/Storaqe Dewaterinq Site Access Across Dirt Other Oist ): Instructions: BEST MANAGEMENT PRACTICES (BMP) SELECTION TABLE X X X Erosion Control BMPs ~ r-.... co O') ~ ~ ~ ~ X X X X X SedimentControlBMPs -""1"1:f-Lr)~ ~ ~ ~ ~ ~ X X X X X X X X Tracking Control BMPs -I ~ Non-Stonn Water Management BMPs Waste Management and Materials PolluUon Control BMPs 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 (CASOA) designation number. 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. Choose one 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 * * QUANTITY 86 LF 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 A VOID THE MOB/LIZA TION OF POLLUTANTS SUCH AS SEDIMENT AND TO A VOID THE EXPOSURE OF STORM WATER TO CONSTRUCTION RELATED POLLUTANTS; AND (2) ADHERE TO, AND PACIFIC OCEAN SE-5, FIBER ROLL SE-6, GRAVEL BAG CONCRETE BROW DITCH EC-4 HYDROSEED = 32 EACH AT ALL TIMES, COMPLY WITH THIS CITY APPROVED TIER 2 CONSTRUCTION SWPPP THROUGHOUT THE DURATION OF THE CONSTRUCTION ACTIVITIES UNTIL THE CONSTRUCTION WORK IS COMPLETE AND SIGNED OFF BY THE CITY OF CARLSBAD. RICHARD FELD OWNER(S)/ OWNER'S AGENT NAME (PRINT) DATE 740 SF (u-YW OWNER(S}/ OWNER'S AGENT NAME (S/GNA TURE} DATE VICINITY MAP SHEET INDEX: SHEET 3: TITLE SHEET SHEET 4: EROSION CONTROL PLANS APN; 167-122-13-00 & 167-122-03-00 SITE ADDRESS: 3470 CHARTER OAK DRIVE & 3481 SEACREST DRIVE CARLSBAD, CAIJFORNIA 92008 AREA OF DISTURBANCE AREA OF DISTURBANCE --'1~8'-'7-"0__ S.F. (THIS AREA INCLUDES BUT IS NOT LIMIT.ED TO OFF-SITE WORK INCLUDING PUBLIC IMPROVEMENTS AND TEMPORARY DISTURBANCE SUCH AS VEHICLE AND EQUIPMENT STAGING AREAS, CONSTRUCT/ON WORKER FOOT TRAFFIC, SOIL/GRAVEL PILES, UTILITY TRENCHES, BACKFILL CUTS AND SLOPE KEYWA YS} CONSTRUCTION THREAT: CONSTRUCTION THREAT TO STORM WATER QUALITY (CHECK BOX}: ~ HIGH □ MEDIUM OWNER/APPLICANT: NAME.· RICHARD FELD ADDRESS: 3481 SEACREST DR, CARLSBAD, CALIFORNIA 92008 TELEPHONE NO.: 760-803-6075 EMERGENCY CONTACT: NAME.· P£T.E AZAR W/ AZAR BUILDERS ADDRESS: 3939 VOL TA/RE ST, SAN DIEGO, CA 92107 TELEPHONE NO.: (619) 523-6202 -------------------t--i-------t---------------t-----t-----t---t-----1 I SH3EET I CITY OF CARLSBAD I SHE4ETS I ~ ENGINEERING DEPARTMENT 1----1----+-----------------+------<1-----+----+------1 ;::G:::::R::AD:;:;IN~G~P::;:LAN:::::::S::::::::::F:::::O:::::R=: =========-====~ NAME OF PREPARER: THOMAS A. PLATZ QUALIFICAllON OF PREPARER· £NGIN££R OF RECORD ADDRESS: TRIAD/HOLMES ASSOC/AT.ES 549 Q/D MAMMOTH RQAQ MAMMOTH LAKES CALIFORNIA PHONE NO/ (760) 934-7588 ( J~\ ({e,, r:;J R.C.E. 41039 SIGNATURE: ,_.\,__ ) R.C.E:./CE:RT. NO. 3481 SEACREST DRIVE CARLSBAD, CAIJFORNJA 92008 & 3470 CHARTER OAK DRIVE CARLSBAD, CALIFORNIA 92008 >----+-----1------------------+----+---l----f------i 3R2020-0021 STORM WATER POLLUTION PREVENTION COVER * * APPFOVED~-JASON s. GELDERT 1----+-----1-----------------+---+---1----1-----1 TT~•"'~~~~~(L~@~r ____________ -----DA TE INITIAL DATE INITIAL 3/37/21 12/fl/20 ENGINEER OF WORK L/C. E:XP. DATE: DATE: REVISION DESCRIPTION OTHER APPROVAL DATE INITIAL CITY APPROVAL CITY ENGINEER RCE 63912 EXPIRES 9/30/22 DATE DWN BY: ~SC-'"S~_ CHKD BY: :f:-L-RVWD BY: :f:--:G PROJECT NO. PD2020-0027 DRAWING NO. 526-4A 5"TD6"TD14"TP6"TP18"TP12"TD12"TD10"TD12"TD6"TCXXXXXXXXXXXXXXXXXXXXXXXXX X X X X X X X X X X X X XXXXXXXXXXXXXXXXX317317316315310310310305305300300295295290290 285285283283280 280315TC=278.83FL=278.51TC=278.84FL=278.52TC=278.91TC=278.96TC=279.07TC=279.09FL=278.56FL=278.64FL=278.76FL=278.84DocuSign Envelope ID: FBE8B402-4EB1-47A5-B883-61E8F1D96C4912/24/2020* I\ I \ \ 1-"--' 1~6 II* Gravel Bags Storm Drain rnlet Proteqtion I I I I I I I I I I ' I I I I I I ' I I I I I I I I I I I * TIER 2 STORM WATER POLLUTION PREVENTION PLAN (SWPPP) ( I I I I I / / • 0. =7 SE-6 Gravel Bags Storm Drain Inlet Protection I I I I I SE-5 Fiber Rolls * * * * * * \ II / / ,' / I ' ('-). ,' / / / ,' \ / 1 I !1 I , I 1/ I/ / ; -/ / / .1 .' / II / / ,' / / /:/ 01 I ,' / / ,' / _, I / ,' \ / ,' / / [-,,' I I / "-._ I I I I I I '---!--·}/I /,' / / / i /"\.., .. / / / I .' I i I , i'•-1-/ ,' ,' I I / / ,I / I , / I I I , _I I / ' ' ' ' i ', . i " i ,& I I I ' I SE-6 Gravel Bags Storm Drain Inlet Protection I I: I I I I I \ ' ', I I I I ' ---I I I I I I \ EC-4 H ydroseeding _J DESCRIPTION SE-5, FIBER ROLL SE-6, GRAVEL BAG CONCRETE BROW DITCH EC-4 HYDROSEED I I I I ' I I I I I I I I I \ u ' I I I I I ' I ', LEGEND ~ I I I I I I I I I I I I: I/ I I I I I ' I I I I I I I I I I I I I I I I I I <==i ' I I I I I I ' I I I I I ' I I I I I ' I I I I I I ' I I I I I ' I I I I I ' I I I I I I ' I I I I I * I I I I ' I I I I I I ' I I I I SYMBOL = <==i D . I I I I ' I I I I I * <==i • • I SH4EET I CITY OF CARLSBAD I SHEETS I ~--------------------------.J---,-,---------------,-,--,--1-1 ENGINEERING DEPARTMENT 4 NAME OF PREPARER: THOMAS A. PLATZ QUALIFICATION OF PREPARER· ENGINEER OF RECORD ADDRESS: TRIAD/HOLMES ASSOC/A TES 549 QtQ MAMMOTH RQAQ MAMMOTH IAKF,£ CAIIFQRNIA R.C.£ 41039 R.C.£./CERT. NO. >---+----li-------------------+-----+----1-----1--------1 >---+----1i-------------------+-----+----1-----1-------1 GRADING PLANS FOR: 3481 SEACREST DRIVE CARLSBAD, CALIFORNIA 92008 & 34 70 CHARTER OAK DRIVE CARLSBAD, CALIFORNIA 92008 GR2020-0021 STORM WATER POLLUTION PREVENTION PLAN APPROVED: JASON S. GELDERT 1---+----11------------------+---+---1----1------1 t~"'=---C-am~l-! ,..~~r ________________ _ CITY ENGINEER RCE 63912 EXPIRES 9 30 22 DATE DWN BY: ~s-s__ PROJECT NO. DRAWING NO. DATE INITIAL DATE INITIAL DATE INITIAL CHKD BY· :JZ.c: 3/31/21 12/11/20 ENGINEER OF WORK REVISION DESCRIPTION OTHER APPROVAL CITY APPROVAL RVWD BY: :JZ&:: PD2020-0027 526-4A L/C. EXP. DATE DATE i:::::...:..::::JL ___ :.::_~:.::...:....::.=.::.=...::.. ___ .:....: ____ .l.::~:.'.'.::'.:'.'.'.:'.'.'.:...L..::'..'..:...::::::J..=::::::::::::::::::::::==::.:::=========-=====::::.l 1