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2018-14094 G (Plans)ro N 1* r7 cb 0 rn 0 N n 0 N m NN c c 0 a° rn 3 v N O I a 0 I 1* a rn c 'v 0 0 0 0 a U / 0 0 i N IL 0 R SPECIAL NOTES: STORMWATER POLLUTION CONTROL BMP NOTES RELATIVE TO CONSTRUCTION ACTIVITIES ABBREVIATION 1. THE FOLLOWING NOTES ARE PROVIDED TO GIVE DIRECTIONS TO THE CONTRACTOR BY THE ENGINEER OF WORK. CONCRETE WASHOUT AC ASPHALTIC CONCRETE PCC PORTLAND CEMENT CONCRETE CONTRACTOR SHALL ESTABLISH AND USE AN ADEQUATELY SIZED CONCRETE ACC ACCESSIBLE PIV POST INDICATOR VALVE 2• THE ENGINEER OF WORK SHALL NOT BE RESPONSIBLE FOR THE CONTRACTOR'S FAILURE TO CARRY OUT WASHOUT AREA TO CONTAIN WASHOUT WASTES ON SITE. IT IS ILLEGAL TO WASH CONCRETE, SLURRY, MORTAR, BFP BACKFLOW PREVENTOR POC POINT OF CONNECTION CONSTRUCTION WORK IN ACCORDANCE WITH THE CONTRACT DOCUMENTS, NOR SHALL THE ENGINEER BE STUCCO, PLASTER AND THE LIKE INTO THE STORMWATER CONVEYANCE SYSTEM OR ANY RECEIVING WATER. BW BOTTOM OF WALL PB PULL BOX REQUIRED TO SUPERVISE CONDUCT OF THE WORK OF THE CONSTRUCTION PROCEDURES AND SAFETY CONTRACTOR SHALL POST A SIGN DESIGNATING THE WASHOUT LOCATION. CL CENTERLINE RIM RIM OF STRUCTURE COVER PROCEDURES FOLLOWED BY THE CONTRACTOR OR SUBCONTRACTORS OR THEIR RESPECTIVE EMPLOYEES OR CO CLEANOUT RW RECYCLED WATER BY ANOTHER PERSON AT THE JOB SITE OTHER THAN THAT OF THE ENGINEER'S EMPLOYEES. CONSTRUCTION SITE ACCESS CONC CONCRETE R/W RIGHT OF WAY A STABILIZED CONSTRUCTION SITE ACCESS SHALL BE PROVIDED FOR VEHICLES EGRESS AND INGRESS TO PREVENT CYD CUBIC YARDS S SEWER 3. THE LOCATIONS OF ANY UNDERGROUND STRUCTURES AS SHOWN ON THESE PLANS HAVE BEEN OBTAINED TRACKING DIRT OFF SITE. THIS SHALL INCLUDE USING MATERIAL SUCH AS 3" CRUSHED ROCK AND /OR CORRUGATED EX EXISTING SCO SEWER CLEANOUT FROM AVAILABLE RECORDS AND ARE SHOWN FOR THE BENEFIT OF THE CONTRACTOR. THE CONTRACTOR STEEL PANELS /PLATES. EOP EDGE OF PAVEMENT SD STORM DRAIN SHALL TAKE ALL NECESSARY PRECAUTIONARY MEASURES TO PROTECT ALL UNDERGROUND OR OVERHEAD FDC FIRE DEPARTMENT CONNECTION SFM SEWER FORCE MAIN STRUCTURES WHETHER SHOWN OR NOT ON THESE DRAWINGS CONSTRUCTION VEHICLES FEE FINISH FLOOR ELEVATION SMH SEWER MANHOLE A SPECIFIC AREA AWAY FROM GUTTERS AND STORM DRAIN SHALL BE DESIGNATED FOR CONSTRUCTION VEHICLES FG FINISH GRADE SWPPP STORM WATER POLLUTION 4. FOR ELECTRONIC FILES OF THE HORIZONTAL CONTROL 0� ONSITE IMPROVEMENTS, CONTRACTOR SHALL PARKING, VEHICLE REFUELING, AND ROUTINE EQUIPMENT MAINTENANCE. ALL MAJOR REPAIRS SHALL BE MADE FH FIRE HYDRANT PREVENTION PLAN OFF -SITE. FL FLOWLINE TB TOP OF BOX CONTACT THE ENGINEER OF WORK AT (619) 787 -5566. EROSION CONTROL FS FIRE SERVICE TB THRUST BLOCK I 5. THE CONTRACTOR SHALL VERIFY THE LOCATION OF AND PROTECT ALL EXISTING IMPROVEMENTS BEFORE AND EROSION CONTROL MUST BE PROVIDED FOR ALL EROSIVE SURFACES. SLOPED SURFACES ESPECIALLY SHALL BE FS FINISH SURFACE TC TOP OF CURB DURING CONSTRUCTION. PROTECTED AGAINST EROSION BY INSTALLING EROSION RESISTANT SURFACES SUCH AS EROSION CONTROL MATS, GB GRADE BREAK TD TRENCH DRAIN ADEQUATE GROUND COVER VEGETATION, AND BONDED FIBER MATRIX. G &O GRIND AND OVERLAY TF TOP OF FOOTING 6. CONTRACTOR SHALL MAKE EXPLORATION EXCAVATIONS AND LOCATE EXISTING UNDERGROUND UTILITIES HH HANDHOLE TG TOP OF GRATE SUFFICIENTLY AHEAD OF CONSTRUCTION TO PERMIT REVISIONS TO PLANS IF REVISIONS ARE NECESSARY NO EXCAVATION AND GRADING ACTIVITIES ARE ALLOWED DURING WET WEATHER. IE INVERT ELEVATION TP TOP OF PIPE BECAUSE OF LOCATION OF EXISTING UTILITIES. IRR IRRIGATION TW TOP OF WALL DIVERSION DIKES SHALL BE CONSTRUCTED TO CHANNEL RUNOFF AROUND THE CONSTRUCTION SITE. CONTRACTOR LF LINEAR FEET TYP TYPICAL 7. CONSTRUCTION CONTRACTOR AGREES THAT IN ACCORDANCE WITH GENERALLY ACCEPTED CONSTRUCTION SHALL PROTECT CHANNELS AGAINST EROSION USING PERMANENT AND TEMPORARY EROSION CONTROL MEASURES. LG LIP OF GUTTER W WATER PRACTICES, CONSTRUCTION CONTRACTOR WILL BE REQUIRED TO ASSUME SOLE AND COMPLETE LOW LIMIT OF WORK WM WATER METER RESPONSIBILITY FOR THE JOB SITE CONDITIONS DURING THE COURSE OF CONSTRUCTION OF THE PROJECT REMOVE EXISTING VEGETATION ONLY WHEN ABSOLUTELY NECESSARY. LARGE PROJECTS SHALL BE CONDUCTED IN P PAVEMENT WV WATER VALVE INCLUDING SAFETY OF ALL PERSONS AND PROPERTY; THAT THIS REQUIREMENT SHALL BE MADE TO APPLY PHASES TO AVOID UNNECESSARY REMOVAL OF THE NATURAL GROUND COVER. DO NOT REMOVE TREES OR SHRUBS UNNECESSARILY; THEY HELP DECREASE EROSION. CONTINUOUSLY AND NOT BE LIMITED TO NORMAL WORKING HOURS, AND CONSTRUCTION CONTRACTOR APN 257 - 020 -27 x \' FURTHER AGREES TO DEFEND, INDEMNIFY AND HOLD DESIGN PROFESSIONAL HARMLESS FROM ANY AND ALL TEMPORARY VEGETATION MUST BE PLANTED ON SLOPES OR WHERE CONSTRUCTION IS NOT IMMEDIATELY PLANNED PROPERTY LIABILITY, REAL OR ALLEGED, IN CONNECTION WITH THE PERFORMANCE OF WORK ON THIS PROJECT, FOR EROSION CONTROL PURPOSES. EROSION SHALL BE PREVENTED BY PLANTING FAST - GROWING ANNUAL AND LINE ' EXCEPTING LIABILITY ARISING FROM THE SOLE NEGLIGENCE OF DESIGN PROFESSIONAL. PERENNIAL GRASSES TO SHIELD AND BIND THE SOIL. I _ SHEET 83 91 10 8. IF ANY EXISTING HARDSCAPE OR LANDSCAPE, INCLUDING STRIPING, INDICATED ON THE APPROVED PLANS IS PLANT PERMANENT VEGETATION AS SOON AS POSSIBLE, ONCE EXCAVATION AND GRADING ACTIVITIES ARE COMPLETE. 17 END 3 4" IP LS415 -� �� - -_ - -, DAMAGED OR REMOVED DURING DEMOLITION OR CONSTRUCTION, IT SHALL BE THE RESPONSIBILITY OF THE 1 END 2" IP RCE2957 CONTRACTOR TO ASSURE THAT IT SHALL BE REPAIRED OR REPLACED IN KIND AND EQUIVALENT SIZE PER WATER USAGE FOR DUST CONTROL SHALL BE MINIMIZED. THE APPROVED PLANS. I I I a i ON-SITE CONSTRUCTION MATERIAL STORAGE STORED MATERIALS SHALL BE CONTAINED IN A SECURE PLACE TO PREVENT SEEPAGE AND SPILLAGE. CONTRACTOR ,,�� I J I SHALL STORE THESE PRODUCTS WHERE THEY WILL STAY DRY OUT OF THE RAIN. CONTRACTOR SHALL PROVIDE 1 I - SECONDARY CONTAINMENT FOR ALL FUEL STORED ON -SITE. ELIMINATE OR REDUCE POLLUTION OF STORMWATER I 1 - - - -- J FROM STOCKPILES KEPT ON -SITE. STOCKPILES MAY INCLUDE SOIL, PARING MATERIALS, ASPHALT CONCRETE, I I 15' WIDE SAN DIEGUITO IRRIGATION AGGREGATE BASE, ETC. STOCKPILES SHALL BE LOCATED AWAY FROM CONCENTRATED STORMWATER STORMWATER 1 RIGHT OF WAY NOTE FLOWS AND STORM DRAIN INLETS. STOCKPILES SHALL BE COVERED OR PROTECTED WITH SOIL STABILIZATION I I DISTRICT EASEMENT RECORDED MEASURES AND PROVIDED WITH A TEMPORARY SEDIMENT BARRIER AROUND THE PERIMETER AT ALL TIMES. I I 1 6/10/1966 AS FILE /PAGE NO. 96007 OWNER IS TO OBTAIN A CONSTRUCTION PERMIT FROM THE ENGINEERING DIVISION AT LEAST 1 ' 48 HOURS PRIOR TO WORKING IN THE PUBLIC RIGHT OF WAY. FAILURE TO DO SO WILL TRAINING I RESULT IN ISSUANCE OF A STOP WORK NOTICE AND DOUBLE PERMIT FEES. IT IS THE CONTRACTORS' EMPLOYEES WHO PERFORM CONSTRUCTION IN THE CITY OF ENCINITAS SHALL BE TRAINED TO BE I a RESPONSIBILITY OF THE OWNER TO KNOW WHERE HIS /HER PROPERTY LINE IS. FAMILIAR WITH THE CITY OF ENCINITAS STORMWATER POLLUTION CONTROL REQUIREMENTS. THESE BMP NOTES SHALL I 1 BE AVAILABLE TO EVERYONE WORKING ON SITE. THE PROPERTY OWNER(S) AND THE PRIME CONTRACTOR MUST 1 DRAINAGE NOTE INFORM SUBCONTRACTORS ABOUT STORMWATER REQUIREMENTS AND THEIR OWN RESPONSIBILITIES. 1 ! 1 NO CONCENTRATED DRAINAGE FLOWS ARE PERMITTED OVER ADJACENT PROPERTY LINES. WASTE MANAGEMENT i PROPERTY NE WATER IS TO DRAIN AWAY FROM STRUCTURES FOR A MINIMUM OF 5 FEET AT 2 PERCENT CONTRACTOR SHALL BE RESPONSIBLE FOR PROPERLY DISPOSING OF ALL WASTE AND UNUSED CONSTRUCTION PROPERTY-- - AND BE CONVEYED TO AN APPROVED DRAINAGE FACILITY. MATERIALS. DUMPING OF UNUSED OR WASTE PRODUCTS ON THE GROUND, WHERE WATER CAN CARRY THEM INTO LINE THE CONVEYANCE SYSTEM IS STRICTLY PROHIBITED. UTILITY NOTE NO SEEPAGE FROM ANY DUMPSTER SHALL BE DISCHARGED INTO STORMWATER. BERMS /DIKES SHALL BE PLACED 1'S 15' EASEMENT FOR ROAD AND INCIDENTAL ALL UTILITIES SERVING THIS SITE SHALL BE INSTALLED UNDERGROUND. AROUND ALL DUMPSTERS TO DIVERT THE NATURAL STORM RUNOFF. DUMPSITES SHALL BE CHECKED FREQUENTLY I FOR LEAKS. DUMPSTER LIDS SHALL REMAIN CLOSED AT ALL TIMES. DUMPSTERS WITHOUT LIDS SHALL BE PLACED I PURPOSES IN THE DOCUMENT RECORDED WITHIN STRUCTURES WITH IMPERVIOUS ROOFING OR COVERED WITH TARPS IN ORDER TO AVOID RAIN CONTACT WITH (�I APRIL 19, 1963 AS INSTRUMENT NO. 146817 NOTIFICATIONS ANY TRASH MATERIAL. Q0 1. THE EXISTENCE AND LOCATION OF UNDERGROUND UTILITY PIPES AND STRUCTURES SHOWN 1 ON THESE PLANS WERE OBTAINED BY A SEARCH OF AVAILABLE RECORDS. TO THE BEST OF MANY CONSTRUCTION MATERIALS, INCLUDING SOLVENTS, WATER -BASED PAINTS, VEHICLE FLUIDS, BROKEN ASPHALT OUR KNOWLEDGE THERE ARE NO EXISTING UTILITIES EXCEPT AS SHOWN ON THESE PLANS, AND CONCRETE, WOOD, AND CLEARED VEGETATION CAN BE RECYCLED. NON- RECYCLABLE MATERIALS MUST BE 0 HOWEVER: THE CONTRACTOR IS REQUIRED TO TAKE DUE PRECAUTIONARY MEASURES TO TAKEN TO AN APPROPRIATE LANDFILL OR DISPOSED OF AS HAZARDOUS WASTE. FOR INFORMATION ON DISPOSAL OF f� PROTECT ANY EXISTING UTILITIES OR STRUCTURES LOCATED AT THE WORK SITE. IT IS THE HAZARDOUS MATERIAL, CALL THE HAZARDOUS WASTE HOTLINE TOLL FREE AT (800) 714 -1195. FOR INFORMATION CONTRACTOR'S RESPONSIBILITY TO CONTACT THE FOLLOWING OWNERS OF SAID UTILITIES OR ON LANDFILLS AND TO ORDER DUMPSTERS CALL EDCO AT (760) 436 -4151. ; STRUCTURES PRIOR TO ANY EXCAVATION, FOR VERIFICATION AND LOCATION OF UTILITIES AND m; APN 256-340-31 NOTIFICATION OF COMMENCEMENT OF WORK: POLLUTANTS SHALL BE KEPT OFF EXPOSED SURFACES. PLACE TRASH CANS AND RECYCLING RECEPTACLES AROUND --------------------- - - - - -- 1 A. SEWERS - CSD /ESD - (760)- 633 -2770 LWD 760 -753 -0155 THE SITE. T) 1 B. GAS & ELECTRIC - SDGE - (760)- 438 -6200 N 1 -1 C. WATER - SAN DIEGUITO WATER DISTRICT -1- 800 - 227 -2600 PORTABLE TOILETS MUST BE IN GOOD WORKING ORDER AND CHECKED FREQUENTLY FOR LEAKS. CONTRACTOR SHALL I _ PROVIDE SECONDARY CONTAINMENT AND LOCATE PORTABLE TOILETS AWAY FROM STORMDRAIN INLETS ON PERVIOUS D. TELEPHONE - SBC BELL - (760)- 489 -3411 AN EASEMENT FOR WATER PIPELINES AND E. CABLE TV - COX COMMUNICATIONS - (760)- 806 -9809 X -2233 SURFACES. I INCIDENTAL PURPOSES, RECORDED JULY 31, SHEET 3, 59 6s 1 I a 12 j IJ 1985 AS INSTRUMENT NO. 85- 274415 OF ALL CONSTRUCTION DEBRIS SHALL BE KEPT AWAY FROM THE STREET, GUTTER, AND STORMDRAIN. CONTRACTOR I C 2. CONTRACTOR SHALL NOTIFY THE CITY ENGINEER'S OFFICE 48 HOURS PRIOR TO BEGINNING Q OFFICIAL RECORDS. MUST ROUTINELY CHECK AND CLEAN UP MATERIAL THAT MAY HAVE TRAVELED AWAY FROM CONSTRUCTION SITE ANY WORK ON THIS PROJECT. PHONE: (760)- 633 -2770. FOR MORE INFORMATION ON STORMWATER POLLUTION CONTROL MEASURES AND REQUIREMENTS PLEASE CONTACT 3. THE CONTRACTOR SHALL GIVE 24 HOURS NOTICE ON CALLS FOR INSPECTION. PHONE: THE ENGINEERING DEPARTMENT, CITY OF ENCINITAS AT (760) 633 -2770. (760)633 -2770. ALL WORK PERFORMED WITHOUT BENEFIT OF INSPECTION WILL BE SUBJECT TO I REJECTION AND REMOVAL. EROSION CONTROL STORMWATER POLLUTION CONTROL POST CONSTRUCTION BMP /IMP NOTES 1. IN CASE EMERGENCY WORK IS REQUIRED, CONTACT JOHN SCHMITZ AT (760) 315 -3055, 1. FOR STORM WATER POLLUTION CONTROL PURPOSES, ALL RUNOFF FROM ALL IMPERVIOUS SURFACES INCLUDING 24 HOURS A DAY. ROOF DRAINS SHALL DISCHARGE ONTO GRASS AND LANDSCAPE AREAS PRIOR TO COLLECTION AND DISCHARGE ONTO I J. I I THE STREET AND /OR INTO THE PUBLIC STORM DRAIN SYSTEM. 2. EQUIPMENT AND WORKERS FOR EMERGENCY WORK SHALL BE MADE AVAILABLE AT ALL 1 TIMES DURING THE RAINY SEASON (OCTOBER 1 TO APRIL 15). ALL NECESSARY MATERIALS 2. GRASS AND LANDSCAPE AREAS DESIGNATED FOR STORM WATER POLLUTION CONTROL SHALL NOT BE MODIFIED ° SHALL BE STOCKPILED ON SITE ON OCTOBER 1 AT CONVENIENT LOCATIONS TO FACILITATE WITHOUT A PERMIT FROM THE CITY. RAPID CONSTRUCTION OF TEMPORARY EROSION CONTROL MEASURES WHEN RAIN IS IMMINENT. 3. ALL IMPERVIOUS AREAS WITHIN THE SITE SHALL DRAIN TO APPROVED BMP /IMP FACILITIES AND /OR TO TURF OR I 3. DEVICES SHOWN ON PLANS SHALL NOT BE MOVED OR MODIFIED WITHOUT THE APPROVAL LANDSCAPED AREAS WITH ADEQUATE GROUNDCOVER PRIOR TO DISCHARGE FROM THE SITE. ALL IMPERVIOUS AREAS OF THE ENGINEERING INSPECTOR. MUST SLOPE TOWARD THE APPROVED BMP /IMP FACILITY AND /OR THE TURF /LANDSCAPED AREAS. 4. THE CONTRACTOR SHALL RESTORE ALL EROSION CONTROL DEVICES TO WORKING ORDER TO 4. NO DRAINS SHALL BE INSTALLED IN HARDSCAPE, DRIVEWAYS, OR ANY OTHER IMPERVIOUS AREA UNLESS THE 1 PROPERTY NE THE SATISFACTION OF THE CITY ENGINEER AFTER EACH RUN -OFF PRODUCING RAINFALL. FLOW FROM THE DRAIN DISCHARGES TO AN ADEQUATE IMP /BMP. � 5. THE CONTRACTOR SHALL INSTALL ADDITIONAL EROSION CONTROL MEASURES AS MAY BE 5. DRIVEWAYS SHALL HAVE A MINIMUM 2% CROSS SLOPE TOWARD THE IMP /BMP AREA OR HAVE ANOTHER END L D RCE2266 SO'49'55 "W 650.74' -_- -' REQUIRED BY THE CITY ENGINEER DUE TO AN INCOMPLETE GRADING OPERATION OR APPROVED DRAINAGE SYSTEM THAT IS DESIGNED TO COLLECT RUNOFF AND DISCHARGE IT TO AN ADEQUATE UNFORESEEN CIRCUMSTANCES WHICH MAY ARISE. IMP /BMP. END 3 4" IP RCE27 6. THE CONTRACTOR SHALL BE RESPONSIBLE AND SHALL TAKE NECESSARY PRECAUTIONS TO i LJ III PREVENT PUBLIC TRESPASS ONTO AREAS THAT ARE UNSAFE OR ARE POTENTIALLY UNSAFE. 6. ALL STORMWATER IMP /BMP FACILITIES SHOWN HEREON SHALL NOT BE MODIFIED OR ALTERED WITHOUT A PERMIT i I z II FROM THE CITY. I APN 256- 340 -41 Q III 7. ALL EROSION CONTROL MEASURES PROVIDED PER THE APPROVED GRADING PLAN SHALL BE I I I I INCORPORATED HEREON. 7. THE INSTALLATION OF ADDITIONAL IMPERVIOUS SURFACES NOT SHOWN ON THIS PLAN MAY REQUIRE THAT THIS f PLAN BE REVISED OR THAT A SEPARATE ENGINEERING PERMIT BE OBTAINED. 8. GRADED AREAS AROUND THE PROJECT PERIMETER MUST DRAIN AWAY FROM THE FACE OF I I I � II SLOPE AT THE CONCLUSION OF EACH WORK DAY. 8. ALL EXISTING AND PROPOSED TRASH ENCLOSURES SHALL BE FITTED TO COMPLY WITH STORM WATER BEST I I i I Z I I III Q0 MANAGEMENT PRACTICE REQUIREMENTS. THE TRASH ENCLOSURES SHALL HAVE AN IMPERVIOUS, NON- COMBUSTIBLE 1 I x I 1 9. ALL REMOVABLE PROTECTIVE DEVICES SHOWN SHALL BE IN PLACE AT THE END OF EACH ROOF THAT WILL NOT ALLOW RAIN WATER TO ENTER THE ENCLOSURE. THE ENCLOSURE SHALL BE LOCKABLE AND j I %< 11 CSI LOCKED WHEN NOT IN USE. A BERM SHALL BE INSTALLED AT ALL OPENINGS TO HOLD IN ANY LIQUIDS THAT I Q WORKING DAY WHEN THE FIVE (5) DAY RAIN PROBABILITY FORECAST EXCEEDS FORTY ESCAPE FROM THE DUMPSTER AND TO PREVENT ANY FLOW OF STORM WATER THROUGH THE TRASH ENCLOSURE 1 $ (f) II PERCENT (40 %). SILT AND OTHER DEBRIS SHALL BE REMOVED AFTER EACH RAINFALL. AREA. THE BERM CAN BE CONSTRUCTED WIDE AND FLAT TO ALLOW ROLLING OF THE DUMPSTER IN AND OUT. THE ( I ® I z ENCLOSURE SHALL BE SELF CONTAINED OR MAY HAVE A DRAIN THAT DISCHARGES THROUGH AN ADEQUATELY SIZED I OIL/ GREASE SEPARATOR AND IS THEN FILTERED THROUGH A CITY - APPROVED HYDROCARBON FILTER AND i � i _ _ _ i 3I i Q DISCHARGED INTO THE PUBLIC SANITARY SEWER SYSTEM, NOT TO PLANTERS OR THE STORM DRAIN SYSTEM. A SEPARATE BUILDING PERMIT MAY BE REQUIRED FOR THIS STRUCTURE. KEY MAP " =6c' NOTES AND KEY MAP CHANGE NO. DESCRIPTION APPROVED DATE BENCHMARK AS -BUILT APPROVALS DESIGNED BY: DRAWN Bv: CHECKED BY: W BW JP ENGINEERING DIVISION APPROVALS CITY OF ENCINITAS - DEVELOPMENT SERVICES DEPARTMENT DRAWING NO. INT. DATE PLANS PREPARED UNDER SUPERVISION OF RECOMMENDED: APPROV GRADING PLAN FOR: FIELD SURVEY CONDUCTED BY COUNTY OF PUBLIC WORKS DATE: jl51 ADMINISTRATION AND HORTICULTURE BUILDINGS SAN DIEGO USING THE CONTINUOUSLY -1 h JOHN PRINCE, P.E. DATE - -- COUNTY OF SAN DIEGO DEPARTMENT OF PARKS AND RECREATION 14094 -G OPERATING REFERENCE STATION (CORS) PLANNING JES OWENS DWAR J. IM ER AND THE NGS GEOID MODEL'GEOID09'. R.C.E. NO.: C72279_ CITY ENGI ER 311 SAXONY LANE -APN 256 - 340 -31 -00 DATUM: NAVD88 REVIEWER CITY ENGINEER DATE INSPECTOR P H PRIN E, P.E. EXP.: 6/30/20 ____. DATE D E 'LO PLANNING CASE NO: 16 -147 CDP SHEET 2 OF 4 6 r to 0 rn 0 N 04 O 0 N 0 N c 0 0 C 0 a V) It 0 I c� N E CL CL Vv GROUND PA V, � 15' PARKING Zdriwr7i 24' DRIVE AISLE 15' PARKING SITE SECTION N. T. S. 1 10' PLANTER N r Y O PER SEPARATE PERMIT P/L TIN 21 o+ c 0 0 0 °a i N CHANGE NO 0 0 [ f 15" 36 "X36" OVERFLOW w TG 216.58 INLET PER PLAN (Q100) a. NTH ORIFICE PLATE N PER DETAIL THIS SHEET CLEANOUT 2" 0 2' °° ABOVE INLET. w 10" MAX LOCATION PER PLAN. 12" SURFACE " 27" z z z 0 a maw 9.42' PROPOSED BLDG PER SEPARATE PERMIT FFE = 220.0 PAD = 219.25 " PONDING ° :d °Q 8 215. 3" _ TW 217.25 MULCH (Q100) 12 " MIN - EX GROUND VARIES 213.9 - 214.9± . I -- -� 12" MIN C PROPOSED GRAVITY WALL TYPE C PER " SDRSD C -9 12" MIN BW ELEV PER PLA 12" STORM DRAT PIPE PER PLAN 6" PERFORATE SUBDRAIN PER PLAN :AVATE 12 —IN .ANNED .R, PER VnONS. PE SITE SECTION (BMP 1) N.T.S. � za v.., _ WALL LENGTH ►- 12" FIG 219.5 2' BEY WALL IN 'f0 °WALL / d ° a DETAIL 9 ON SHEET 7— °° a ° e a� ®a 2' , PER DETAIL 9 ON SHEET 7 ( ° 4.:4 PE . d C PER d a d a s. )RSD C -9 ° VARIES d — III— — 1' MIN 216.5± ° 12" MIN XISTING FILL 12" STORM PIPE PER PLAN SITE SECTION N.T.S. 5.1 DESCRIPTION APPROVED DATE BENCHMARK FIELD SURVEY CONDUCTED BY COUNTY OF SAN DIEGO USING THE CONTINUOUSLY OPERATING REFERENCE STATION (CORS) AND THE NGS GEOID MODEL'GEOID09'. DATUM:NAVD88 I ;Tel 901--1 1tIe] FFE = 220.0 PAD = 219.25 << III —III UILDING AND FOOTING III II III,; PER SEPARATE PERMIT _°REMOVE EX FILL SOILS TO EXPOSE VERY OLD PARALIC DEPOSITS OR TORREY SANDSTONE, EXTENDING LATERALLY OUT 5 —FT FROM BUILDING FOOTPRINT, PER GEOTECHNICAL RECOMMENDATIONS. BACKFILL TO PAD OR FINISH GRADES. — FOOTING PER SEPARATE PERMIT AS -BUILT APPROVALS PUBLIC WORI JOHN PRINCE, P.E. DATE PLANNING REVIEWER CITY ENGINEER DATE INSPECTOR D 4 IS DEWALKI 2' ® 11.8' -- 2 ISIDEWALKI y i • N.T.S. 46.1 ' FEE = 225.0 PAD = 224.25 d ;III , ; ,III , , ,III III1 I I1 I I1 11- EMOVE EX FILL SOILS TO EXPOSE VERY OLD PARALIC DEPOSITS OR FILL TORREY SANDSTONE, EXTENDING LATERALLY OUT 5 —FT FROM BUILDING FOOTPRINT, PER GEOTECHNICAL RECOMMENDATIONS. BACKFILL TO PAD OR FINISH GRADES. PWALq 8 - e' ° WATER LINE WATER LINE _ -III- EMOVE EX FILL SOILS TO EXPOSE VERY OLD PARALIC DEPOSITS OR TORREY SANDSTONE, EXTENDING LATERALLY OUT 5 —FT FROM UNDER PAVEMENT, OVEREXCAVATE EX FILL BUILDING FOOTPRINT, PER GEOTECHNICAL RECOMMENDATIONS. SOILS TO DEPTH OF 12 —IN BELOW THE XISTING BACKFILL TO PAD OR FINISH GRADES. EXISTING OR PLANNED GRADE, WHICHEVER IS FILL LOWER, PER GEOTECHNICAL RECOMMENDATIONS. 0 ��III1111111�11� ; ,II PLATE 3" (TYF JTS (TYP) 0 C NOTE: ORIFICE & FLANGE CONNEC11ON TO CONCRETE SHALL BE FILLED WITH 30 DUROMETER NEOPRENE RING FLOW CONTROL ORIFICE PLATE N.T.S. WHERE A CUT /FILL TRANSITION LINE EXTENDS BENEATH A \PROP PROPOSED STRUCTURE, THE CUT PORTION SHALL BE UNDERCUT TO A DEPTH OF 2 FEET BELOW AND 5 —FT BEYOND PROPOSED SEWER LA FOUNDATION OR TO A DEPTH ONE —THIRD OR MORE OF THE DEEPEST FILL DEPTH BENEATCH STRUCTURE, WHICHEVER GREATER, AND THEN FILLED, PER GEOTECHNICAL RECOMMENDATIONS. SITE SECTION N.T.S. — ORIFICE PLATE: MIN. SQUARE DIMENSIONS 1' GREATER THAN PIPE DIAMETER. HOT DIP GALVANIZE PLATE AFTER HOLES HAVE BEEN DRILLED INFLOW PIPE - ORIFACE DIAMETER: BMP 1: 1.5" " BMP 2: 0.75 1/2" MAX BMP SPECIAL INSPECTION NOTE: SPECIAL INSPECTION OF THE BMP FACILITIES BY A LICENSED CIVIL ENGINEER IN THE STATE OF CALIFORNIA IS REQUIRED DURING CONSTRUCTION. PRIOR TO OBTAINING BUILDING OCCUPANCY, AN INSPECTION REPORT SHALL BE SUBMITTED WITH THE FINAL GRADING CERTIFICATION TO THE ENGINEERING DIVISION VERIFYING THE SIZE AND DEPTH OF THE EXCAVATION, GRAVEL AND ENGINEERED SOIL DEPTH AND MATERIAL, STORM DRAIN PIPE, OVERFLOW AND OVERALL FUNCTION OF THE FACILITIES PER THE APPROVED GRADING PLAN. " DIAMETER THE INSPECTION REPORT SHALL INCLUDE ANY PERTINENT INFORMATION INCLUDING MATERIAL HOLE (TYP) RECEIPTS, SURVEY DATA, INSPECTION DATES, ETC. IN ORDER TO DETAIL THE CONSTRUCTION OF THE DRAINAGE FACILITY. SPECIAL INSPECTION REPORT PREPARED BY DATED IS ON FILE WITH THE ENGINEERING DIVISION. UCJIVIVC� 6,: VKHVVIV b7: unCut\CU ter: JP ENGINEERING DIVISION APPROVALS BW BW INT. DATE PLANS PREPARED UNDER SUPERVISION OF RECOMMENDED: DATE: A JESS OW ...NS vv R.C.E. NO.: C72279 ,%� OHN RIN E, P.E. op •� ti of EXP.:6 /30 /20 DATE SITE SECTIONS AND BASIN DETAILS CITY OF ENCINITAS - DEVELOPMENT SERVICES DEPARTMENT DRAWING NO. GRADING PLAN FOR: ADMINISTRATION AND HORTICULTURE BUILDINGS COUNTY OF SAN DIEGO DEPARTMENT OF PARKS AND RECREATION 14094 -C 311 SAXONY LANE -APN 256- 340 -31 -00 PLANNING CASE NO: 16 -147 CDP SHEET 4 ®F 16 Q rn N r O 0 O Of O N LO n O N O N C O C1 C O i O Q 01 C 'O O C9 O O U N 0 O 0 BIOFILTRA BASIN SE, PER SITE D ON SHE a N_ dd M 0 0 rn 0 N n 0 N v N C ° C.0 0 2C v. c 'v v c� s / 0 0 Q 0 N CHANGE NO o 0 N - -_ 0 0 EX ELECTRIC LINE (208.7* APPROX. EX COMM LINE 208.5± APPROX. PROFILE N.T.S. - PROTECT EX TRANSFORMER TW 217.25 - BW 211.25 EG 214.0± MATCH EX BERM IE 211.00 ffCURB ET CFS CFS O EX AC 1 P I I P I I f I I I I I I I I I I I MATCH EX GRADE (FG 236.60 ±) i I 1 1 L ' 13 1 MATCH EX PAVEMENT (P 9.A477 +) t 1 EX AC wwa mm I I I A I I 6 m mom whom I 124.3' — i FINISHED GRADE PER PLAN MATCH EX GRADE 3 �% 8.3 %88 MAY, — _ - -` PLAN - EX AC __ -- -- — SCALE 1 " =5' STORM DRAIN OUTLET SECTION A TYPICAL DRIVEWAY TRANSITION 6 SCALE t " =5' N.T.S. 5 2.5 0 5 10 20 SCALE: 1"=5 DESCRIPTION APPROVED DATE BENCHMARK FIELD SURVEY CONDUCTED BY COUNTY OF -- -- SAN DIEGO USING THE CONTINUOUSLY - - -- OPERATING REFERENCE STATION (CORS) AND THE NGS GEOID MODEL'GEOID09'. DATUM: NAVD88 AS -BUILT APPROVALS UCJIUIVCU 6T: UNIVIV bT: lJt tUr\CU bY: BW W JP INT. DATE PLANS PREPARED UNDER SUPERVISION OF PUBLIC WORKS DATE: $ �S JOHN PRINCE, P.E. DATE PLANNING R.C.E. NO.: C72279 _ REVIEWER CITY ENGINEER DATE OH PRli C P.E. EXP.: 6/30120 1 MATCH EX GRADE 7 I (FG 236.40±) r P � � FINE GRADING AND PAVING PLAN NOTE: ALL ITEMS PER PAVING DETAIL SHEET UNLESS OTHERWISE NOTED CONSTRUCTION NOTES Q PROTECT EX BERM O2 6" CURB PER SDRSD G -01 0 6" CURB AND GUTTER PER SDRSD G -02 ® FLUSH EDGE O5 ADA RAMP WITH HANDRAILS PER SEPARATE PERMIT © STRIPING AND SIGNAGE PER SEPARATE PERMIT @7 SLURRY SEAL FULL ROAD WIDTH AT COMPLETION OF WORK ® TYPICAL DRIVEWAY TRANSITION PER SECTION A ON SHEET 6 O9 PEDESTRIAN CONCRETE PAVEMENT PER DETAIL 2 ON SHEET 7 10 ASPHALT PAVEMENT PER DETAIL 3 ON SHEET 7 11 ASPHALT PAVEMENT SAWCUT TRANSITION PER SDRSD G -11 @ RIBBON GUTTER PER DETAIL 7 ON SHEET 7 @ 12" WIDE PEDESTRIAN CONCRETE PAVEMENT STRIP PER DETAIL 8 ON SHEET 7 14 ROOF DRAIN DOWNSPOUTS PER SEPARATE PERMIT 15 AWNING POSTS PER SEPARATE PERMIT 16 SEGMENTAL WALL PER SHEETS 13, 14, 15, & 16 17 LIGHT POLES AND FOUNDATIONS PER SEPARATE PERMIT 18 ROCK MULCH SWALE PER DETAIL 1 ON SHEET 6 19 BROW DITCH PER SDRSD D -75 ©p CONCRETE TURNDOWN WITH FENCE PER ARCHITECTURAL /STRUCTURAL PLANS MATCH EX PAV ENT (P 233.63±) fike MATCH EX PAVEMEN_ 10 5 0 10 SCALE: 1 " =10' O O ROCK MULCH TO BE SANTA FE COBBLE (SFC) OR EQUAL. VENDOR: SOUTHWEST BOULDER AND STONE OR APPROVED EQUAL. ROCK SIZEM 4" TO 8 ". BACKFILL VOID AREAS TO COVER VIEW OF WEED BARRIER WITH 1" TO 2" SIZE SFC. MINIMUM DEPTH 12" AT CENTER LINE OF SWALE. ROCK SHOULD NOT BE PLACED ON TOP OF FINISH GRADE. OSWALE LIMITS, 18" TO 24" WIDTH. WEED BARRIER. VENDOR: DEWIIT PRODUCTS, MODEL NO., ' I 12 YEAR EARTHTONE FABRIC OR EQUAL. EXTEND FABRIC 1- 6" BEYOND EDGE OF SWALE LIMITS. MINIMUM SLOPE 1% MAINTAIN DRAINAGE AWAY FROM BUILDING WOOD MULCH, AS REQUIRED. ;III, ,III- O AT BASE OF DOWNSPOUTS MAINTAIN CONTINUOUS 12" DEPTH OF ROCK, 2" SQUARE. DETAIL 1 - ROCK MULCH SWALE ENGINEERING DIVISION APPROVALS RE -ENDED APP V 'D- I; / ENS E7DWARD J. IMER AxiCITY NGIN R DATE DA CITY OF ENCINITAS - DEVELOPMENT SERVICES DEPARTMENT DRAWING NO. 3RADING PLAN FOR: ADMINISTRATION AND HORTICULTURE BUILDINGS COUNTY OF SAN DIEGO DEPARTMENT OF PARKS AND RECREATION 14 311 SAXONY LANE -APN 256- 340 -31 -00 PLANNING CASE NO: 16 -147 CDP SHEET 6 OF 1E t a5� O N N I` O A C 6 v' / / C3 Q Q / N Q Q 0 N O H d a a Q 0 0 N O z 0 LO 0 0 N N N N C 0 c� c 2 Q° 3 v 3 I 0 0 1 CL 0 I 0 IL m C 0 c� 0 s 0 0 Q U N 0 0 o_ I trvu wHr TB 16.1 -SF MIN - - STA 10 +02.3 IRR I A PER SHEET 3 240 - U M z w w z 230- M W LO Q W. O a Q � N J F Q J w- rn of Q d �o CD z in N o EXISTING PAVEMENT w U r" z EXISTING _ - UNKNOWN UTILITY pVC pipE N� �Li C 220- PROPOSED SEWER 10 +00 HUM PROFILE WATER LINE SCALE: HORIZONTAL 1 " =20' VERTICAL 1 " =8' PLAN 2D 10 0 0 40 an WATER LINE - -� SCALE: 1"=20' SCALE:: 1"=20' sw 12 +00 12 +67 �\ �\ \ e \ e \ `d \ \ �g \ \ \ i \ \ to w Ld Cn \ \�w Ld �STA 11 +96.87 aSTA 12 +64.14 Ln FH LAT ---- - - - - -- 45' BE -�0 B 24.2-SF MIN TB 34.2 -SF MIN 0 2+69 - -- T7 -- (oo 6 + - - - - -� 11�- - ------ -�\�1Q I TB 13.2 -SF MIN Lu FLANGE ELEVATION 238.1 z (SHALL BE 6 "i1" I= �20 I FROM TOP OF SLAB )r3 1 Q I WATER CONSTRUCTION NOTES O1 INSTALL CONCRETE THRUST BLOCKS PER WAS SD WT -01 O2 SAWCUT EX AC PAVEMENT FOR PROPOSED WATERLINE UTILITY TRENCH PER WAS SD WP -02 O3 INSTALL FIRE HYDRANT PER WAS SD WF -01 WITH BOLLARDS (a)INSTALL GATE VALVE WITH VALVE SUPPORT BLOCK PER WAS SD WV -02 AND WT -02 @ INSTALL 1" METER FOR 1" SERVICE PER WAS SD WS -01 © INSTALL 3/4" METER FOR 1" WATER SERVICE PER WAS SD WS -01 (DINSTALL 1.5" REDUCED PRESSURE BACKFLOW PREVENTION DEVICE PER WAS SD WR -01 ® 1.25" DW BLDG POC PER SEPARATE PERMIT @ STUB FOR IRRIGATION SERVICE PER SEPARATE PERMIT WATER DATA TABLE (PUBLIC) PIPE 6 " -10" C -900, CL305, DR -14 PIPE 2" AND SMALLER SCH -80 # BEARING /DELTA i a NOTE �Ln ' S37'01'01 "W 0.00 Ld Z Q N Iw Ln O 0.00 1- 8.00 in PVC Pipe d - of N W to 8.00 in PVC Pipe +0) -0 - NCO 0.00 o x 6 S37'01'01 "W 0.00 Q00 X 10.0 inch PVC Pipe 9 z Q N -I U- 18.74' 6.00 in PVC Pipe 11 pVC PIPE aF a 0.00 N 4 __ N52'58'59 "W 0.00 16.93' 1 in Copper Pipe Type "K" Soft 13 1¢ 0.00 11.45' 1 in Copper Pipe Type "K" Soft u� N52'59'03 "W 0.00 8.55' w 15 N52'59'03 "W 0.00 z 1.5 in PVC SCH -80 16 S74'1 7'55 "W J 17.99' 1.5 in PVC SCH -80 17 U 0.00 44.40' 1.5 in PVC SCH -80 I~ Q N37'01'01 "E 0.00 21.33' I SCALE: HORIZONTAL 1 " =20' VERTICAL 1 " =8' PLAN 2D 10 0 0 40 an WATER LINE - -� SCALE: 1"=20' SCALE:: 1"=20' sw 12 +00 12 +67 �\ �\ \ e \ e \ `d \ \ �g \ \ \ i \ \ to w Ld Cn \ \�w Ld �STA 11 +96.87 aSTA 12 +64.14 Ln FH LAT ---- - - - - -- 45' BE -�0 B 24.2-SF MIN TB 34.2 -SF MIN 0 2+69 - -- T7 -- (oo 6 + - - - - -� 11�- - ------ -�\�1Q I TB 13.2 -SF MIN Lu FLANGE ELEVATION 238.1 z (SHALL BE 6 "i1" I= �20 I FROM TOP OF SLAB )r3 1 Q I WATER CONSTRUCTION NOTES O1 INSTALL CONCRETE THRUST BLOCKS PER WAS SD WT -01 O2 SAWCUT EX AC PAVEMENT FOR PROPOSED WATERLINE UTILITY TRENCH PER WAS SD WP -02 O3 INSTALL FIRE HYDRANT PER WAS SD WF -01 WITH BOLLARDS (a)INSTALL GATE VALVE WITH VALVE SUPPORT BLOCK PER WAS SD WV -02 AND WT -02 @ INSTALL 1" METER FOR 1" SERVICE PER WAS SD WS -01 © INSTALL 3/4" METER FOR 1" WATER SERVICE PER WAS SD WS -01 (DINSTALL 1.5" REDUCED PRESSURE BACKFLOW PREVENTION DEVICE PER WAS SD WR -01 ® 1.25" DW BLDG POC PER SEPARATE PERMIT @ STUB FOR IRRIGATION SERVICE PER SEPARATE PERMIT WATER DATA TABLE (PUBLIC) PIPE 6 " -10" C -900, CL305, DR -14 PIPE 2" AND SMALLER SCH -80 # BEARING /DELTA RADIUS LENGTH NOTE 1 S37'01'01 "W 0.00 7.00' 8.00 in PVC Pipe 2 S37'01'01 "W 0.00 4.00' 8.00 in PVC Pipe 3 S37'01'01 "W 0.00 4.00' 8.00 in PVC Pipe 4 S37'01'01 "W 0.00 186.54' 8.00 in PVC Pipe 6 S37'01'01 "W 0.00 67.27' 10.0 inch PVC Pipe 9 S52'58'57 "E 0.00 18.74' 6.00 in PVC Pipe 11 S52'58'59 "E 0.00 9.50' 6.00 in PVC Pipe 12 N52'58'59 "W 0.00 16.93' 1 in Copper Pipe Type "K" Soft 13 N52'59'03 "W 0.00 11.45' 1 in Copper Pipe Type "K" Soft 14 N52'59'03 "W 0.00 8.55' 1.5 in PVC SCH -80 15 N52'59'03 "W 0.00 22.69' 1.5 in PVC SCH -80 16 S74'1 7'55 "W 0.00 17.99' 1.5 in PVC SCH -80 17 S26'10'05 "W 0.00 44.40' 1.5 in PVC SCH -80 18 N37'01'01 "E 0.00 21.33' 1.5 in PVC SCH -80 19 S49'54'27 "E 0.00 1.79' 1.5 in PVC SCH -80 WATER PLAN AND PROFILE CHANGE NO. DESCRIPTION APPROVED DATE BENCHMARK AS -BUILT APPROVALS DESIGNED BY: DRAWN BY: CHECKED BY: ENGINEERING DIVISION APPROVALS CITY OF ENCINITAS - DEVELOPMENT SERVICES DEPARTMENT DRAWING NO. BW BW JP FIELD SURVEY CONDUCTED BY COUNTY OF SAN DIEGO USING THE CONTINUOUSLY OPERATING REFERENCE STATION (CORS) AND THE NGS GEOID MODEL'GEOID09'. DATUM: NAVD88 INT. DATE PLANS PREPARED UNDER SUPERVISION OF DATE: IS R.C.E. NO.: C72279 JO PRINC , P.E. EXP.: 6/30/20 RECOMMENDED: APP OV � ti� JESS S EDWARD J. IMMER �/ CITY NGI ER t1 l'1 � 1. 'LO! DATE DATE GRADING PLAN FOR: ADMINISTRATION AND HORTICULTURE BUILDINGS COUNTY OF SAN DIEGO DEPARTMENT OF PARKS AND RECREATION 311 SAXONY LANE - APN 256- 340 -31 -00 PLANNING CASE NO: 16 -147 CDP 14094 -G PUBLIC WORKS JOHN PRINCE, P.E. DATE PLANNING REVIEWER �.� CITY ENGINEER DATE .INSPECTOR SHEET 9 OF 16 �a iv1 C'+4 t? m O N LO n O N N O N C O U' C O O� 3 3 I 0 I IL cID I N 0 O �E d IL o+ 'v 0 0 0 0 U N d' O O M ul 0 rn N N 0 N 0 N c O 0 c 2 rn 3 v w I I CL cID I 0 E La rn c 'v 0 0 0 L) U N O O_ I N O Q Q D a N EROSION CONTROL NOTES PLANTING & IRRIGATION NOTES STORMWATER MANAGE NOTES 1. ALL BUILDING PADS DIKED AND THE DIKES MAINTAINED TO PREVENT ALL PERMANENT AND TEMPORARY EROSION CONTROL PLANTING AND IRRIGATION 1. DURING THE RAINY SEASON THE AMOUNT OF EXPOSED SOIL ALLOWED AT WATER FROM FLOWING G FROM THE PAD UNTIL THE STREETS AND DRIVEWAYS SHALL BE INSTALLED AND MAINTAINED AS REQUIRED BY THE COUNTY OF SAN DIEGO ONE TIME SHALL NOT EXCEED THAT WHICH CAN BE ADEQUATELY ARE PAVED AND WATER CAN FLOW FROM THE PADS WITHOUT CAUSING SATISFACTION OF THE EROSION, OR CONSTRUCT DRAINAGE FACILITIES TO THE LANDSCAPE STANDARDS: PROTECTED BY THE PROPERTY OWNER IN THE EVENT OF A RAINSTORM. COUNTY DEPARTMENT OF PUBLIC WORKS THAT WILL ALLOW WATER TO DRAIN A. HYDROSEEDING SHALL BE APPLIED T0: 125% OF ALL SUPPLIES NEEDED FOR BMP MEASURES SHALL BE RETAINED ON THE JOB SITE IN A MANNER THAT ALLOWS FULL DEPLOYMENT AND FROM THE PAD WITHOUT CAUSING EROSION. 1. ALL SLOPES THAT ARE GRADED 6:1 (HORIZONTAL TO VERTICAL) OR STEEPER COMPLETE INSTALLATION IN 48 HOURS OR LESS OF A FORECAST RAIN. 2. TOPS OF ALL SLOPES TO BE DIKED OR TRENCHED TO PREVENT WATER FROM WHEN THEY ARE: FLOWING OVER THE CREST OF SLOPES. a. THREE FEET OR MORE IN HEIGHT AND ADJACENT TO A PUBLIC WALL OR 2. NO AREA BEING DISTURBED SHALL EXCEED 50 ACRES AT ANY GIVEN TIME STREET; WITHOUT DEMONSTRATING TO THE SAN DIEGO COUNTY DPW DIRECTOR'S 3. MANUFACTURED SLOPES AND PADS SHALL BE ROUNDED VERTICALLY AND SATISFACTION THAT ADEQUATE EROSION AND SEDIMENT CONTROL CAN BE HORIZONTALLY AS APPROPRIATE TO BLEND WITH THE SURROUNDING b. ALL SLOPES 4 FEET OR MORE IN HEIGHT. MAINTAINED. ANY DISTURBED AREA THAT IS NOT ACTIVELY GRADED FOR TOPOGRAPHY. 2. AREAS GRADED FLATTER THAN 6:1 WHEN ANY OF THE FOLLOWING 15 DAYS MUST BE FULLY PROTECTED FROM EROSION. UNTIL ADEQUATE CONDITIONS EXIST: LON -TERM PROTECTIONS ARE INSTALLED, THE DISTURBED AREA SHALL BE 4. AS SOON AS CUTS OR EMBANKMENTS ARE COMPLETED, BUT NOT LATER THAN INCLUDED WHEN CALCULATING THE ACTIVE DISTURBANCE AREA. ALL OCTOBER 1, ALL CUT AND FILL SLOPES SHALL BE STABILIZED WITH A a. NOT SCHEDULED FOR IMPROVEMENTS (CONSTRUCTION OR GENERAL EROSION CONTROL MEASURES SHALL REMAIN INSTALLED AND MAINTAINED HYDROMULCH MIXTURE OR AN EQUAL TREATMENT APPROVED BY THE COUNTY LANDSCAPING) WITHIN 30 DAYS OF ROUGH GRADING. DURING ANY INACTIVE PERIOD. DEPARTMENT OF PUBLIC WORKS BETWEEN OCTOBER 1 AND APRIL 15. B. HYDROSEEDED AREAS SHALL BE IRRIGATED IN ACCORDANCE WITH THE APPROVED SLOPE PROTECTION MEASURES SHALL PROCEED IMMEDIATELY BEHIND FOLLOWING CRITERIA: 3. THE PROPERTY OWNER IS OBLIGATED TO INSURE COMPLIANCE WITH ALL THE EXPOSURE OF CUT SLOPES AND /OR THE CREATION OF EMBANKMENT APPLICABLE STORMWATER REGULATIONS AT ALL TIMES. THE BMP'S (BEST SLOPES. 1. ALL SLOPES THAT ARE GRADED 6:1 OR STEEPER AND THAT ARE: MANAGEMENT PRACTICES) THAT HAVE BEEN INCORPORATED INTO THIS c. THREE TO EIGHT FEET IN HEIGHT SHALL BE IRRIGATED BY HAND PLAN SHALL BE IMPLEMENTED AND MAINTAINED TO EFFECTIVELY PREVENT 5. CATCH BASINS, DESILTING BASINS AND STORM DRAIN SYSTEMS SHALL BE THE POTENTIALLY NEGATIVE IMPACTS OF THIS PROJECT'S CONSTRUCTION INSTALLED TO THE SATISFACTION OF THE COUNTY DEPARTMENT OF PUBLIC WATERING FROM QUICK COUPLERS /HOSE BIBS OR A CONVENTIONAL ACTIVITIES ON STORMWATER QUALITY. THE MAINTENANCE OF THE BMP'S WORKS. SYSTEM OF LOW PRECIPITATION SPRINKLER HEADS PROVIDING 100X COVERAGE. IS THE PERMITTEE'S RESPONSIBILITY, AND FAILURE TO PROPERLY INSTALL 6. SAND BAG CHECK DAMS TO BE PLACED IN A MANNER APPROVED BY THE d. GREATER THAN 8 FEET IN HEIGHT SHALL BE WATERED BY A OR MAINTAIN THE BMP'S MAY RESULT IN ENFORCEMENT ACTION BY THE COUNTY DEPARTMENT OF PUBLIC WORKS IN UNPAVED STREETS WITH CONVENTIONAL SYSTEM OF LOW PRECIPITATION SPRINKLER HEADS COUNTY OF SAN DIEGO OR OTHERS. IF INSTALLED B FAIL, THEY GRADIENTS IN EXCESS OF 2% AND ON OR IN OTHER GRADED OR EXCAVATED PROVIDING 100% COVERAGE. MUST BE REPAIRED OR REPLACED WITH AN ACCEPTABLLE E ALTERNATE AREAS AS REQUIRED BY THE COUNTY DEPARTMENT OF PUBLIC WORKS. WITHIN 24 HOURS, OR AS SOON AS SAFE TO DO S0. 2. AREAS SLOPED LESS THAN 6:1 SHALL BE IRRIGATED AS APPROVED BY THE 7. THE DEVELOPER TO MAINTAIN THE PLANTING AND EROSION CONTROL MEASURES COUNTY ENGINEER, PRIOR TO HYDROSEEDING. THE DEVELOPER SHALL SUBMIT 4. ON PROJECTS OF GREATER THAN 1 ACRE ADD THE FOLLOWING NOTE: A DESCRIBED ABOVE UNTIL RELIEVED OF THE SAME BY THE COUNTY DEPARTMENT A PROPOSED SCHEME TO PROVIDE IRRIGATION TO THE COUNTY ENGINEER. NOTICE OF INTENT (N01) HAS BEEN, OR WILL BE FILED WITH THE STATE OF PUBLIC WORKS. THE DEVELOPER TO REMOVE ALL SOIL INTERCEPTED BY THE PROPOSAL SHALL BE SPECIFIC REGARDING THE NUMBERS AND COSTS WATER RESOURCES CONTROL BOARD ( SWRCB) AND THAT A STORMWATER THE SAND BAGS, CATCH BASINS AND DESILTING BASINS AND KEEP THESE OF THE ELEMENTS OF THE PROPOSED SYSTEM. POLLUTION PREVENTION PLAN ( SWPPP) HAS BEEN OR WILL BE PREPARED FACILITIES CLEAN AND FREE OF SILT AND SAND AS DIRECTED BY THE COUNTY 3. IRRIGATION SHALL MAINTAIN THE MOISTURE LEVEL OF THE SOIL AT THE IN ACCORDANCE WITH THE REQUIREMENTS OF CALIFORNIA GENERAL DEPARTMENT OF PUBLIC WORKS. THE DEVELOPER SHALL REPAIR ANY ERODED OPTIMUM LEVEL FOR THE GROWTH OF THE HYDROSEEDED GROWTH. PERMIT FOR STORMWATER DISCHARGES ASSOCIATED WITH CONSTRUCTION SLOPES AS DIRECTED BY THE COUNTY DEPARTMENT OF PUBLIC WORKS. C. SLOPE HYDROSEEDING MIX SHALL CONSIST OF ALL OF THE FOLLOWING: ACTIVITY (PERMIT NO. CAS000002) FOR ALL OPERATIONS ASSOCIATED (TEMPORARY PAD HYDROSEEDING MIX PER SHEET 14.) WITH THESE PLANS. THE N01 NUMBER ASSIGNED BY SWRCB FOR THIS BMP LEGEND 1. SEED MIX SHALL CONSIST OF NO LESS THAN: PROJECT IS [WDID #] [ALTERNATIVE: NOT YET ASSIGNED, BUT WILL BE PROVIDED BEFORE A PERMIT IS ISSUED], THE PERMITTEE SHALL KEEP A PDS 659 BROW DITCH a. 20 LBS. PER ACRE OF ROSE CLOVER COPY OF THE SWPPP ON SITE AND AVAILABLE FOR REVIEW BY COUNTY. � �> b. 20 LBS. PER ACRE OF ZORRO FESCUE DESILTING R NOTE PDS 659 BERM B c. 3 LBS. PER ACRE OF ESCHSCOLZIA CALIFORNICA -' DIRECTION OF LOT DRAINAGE d. 4 LBS. PER ACRE OF ACHILLEA MILLEFOLIA 1. BIOFILTRATION BASINS SHALL BE EXCAVATED AND USED AS DESILTING BASINS DURING CONSTRUCTION. THE SILT SHALL BE COMPLETELY REMOVED MATERIALS & WASTE MANAGEMENT CONTROL BMPS e. 3 LBS. PER ACRE OF ALYSSUM (CARPET OF SNOW) AND THE B10FILTRATION BASINS COMPLETED ONCE FINAL SITE W­M _-11 MATERIAL DELIVERY & STORAGE f. A LB. PER ACRE OF DIMORPHOLECA STABILIZATION IS ACHIEVED, PRIOR TO OCCUPANCY AND /OR FINAL. SPILL PREVENTION AND CONTROL 9. ITEMS c, d, a AND f OF THIS SUBSECTION MAY BE OMITTED ON EITHER CONCRETE WASTE MANAGEMENT A PUBLIC STREET OR RESIDENTIAL STRUCTURES. TYPICAL B DETAILS SOLID WASTE MANAGEMENT h. ITEM a OF THIS SUBSECTION MUST BE INOCULATED WITH A NITROGEN SANITARY WASTE MANAGEMENT FIXING BACTERIA AND APPLIED DRY EITHER BY DRILLING OR BROADCASTING BEFORE HYDROSEEDING. 1. SET POSTS AND EXCAVATE A 2. STAPLE WIRE FENCING TO WM -6 HAZARDOUS WASTE MANAGEMENT 4 BY 4 IN (10 BY 10 CM) THE POSTS. 1. ALL SEED MATERIALS SHALL BE TRANSPORTED TO THE JOBSITE IN TRENCH UPSLOPE FROM AND TEMPORARY RUNOFF CONTROL BMPS UNOPENED CONTAINERS WITH THE CALIFORNIA DEPARTMENT OF FOOD ALONG THE LINE OF POSTS. SS72 PRESERVATION OF EXISTING - ^PEV`^PEV`'' AND AGRICULTURE CERTIFICATION TAG ATTACHED TO, OR PRINTED ON VEGETATION SAID CONTAINERS. FS-S---3-1 BONDED OR STABILIZED FIBER MATRIX ` -M`- M`'' j. NON -PHYTO -TOXIC WETTING AGENTS MAY BE ADDED TO THE HYDROSEED (WINTER) SLURRY AT THE DISCRETION OF THE CONTRACTOR. FS-S---4-1 HYDROSEEDING (SUMMER) `^TSP`^TSP`^ �- 2. TYPE 1 MULCH APPLIED AT THE RATE OF NO LESS THAN 2000 LBS. PER SS -6 SS-8 STRAW OR WOOD MULCH `^ S /W^ S/W ^ ACRE. TYPE 6 MULCH (STRAW) MAY BE SUBSTITUTED, ALL OR PART, FOR �^EBM�^E*BM -` HYDRAULICALLY APPLIED FIBER MATERIAL. WHEN STRAW IS USED IT MUST BE SS -7 PHYSICAL STABILIZATION (WINTER) ANCHORED TO THE SLOPE BY MECHANICALLY PUNCHING NO LESS THAN 50% SS -1 ENERGY DISSIPATOR OF THE STRAW INTO THE SOIL. 4 IN (10 CM) 3. FERTILIZER CONSISTING OF AMMONIUM PHOSPHATE, SULFATE, 16 -20 -0, WITH SC -1 I SILT FENCE 15% SULPHUR APPLIED AT THE RATE OF 500 LBS. PER ACRE. 3. ATTACH THE FILTER FABRIC TO 4. BACKFILL AND COMPACT THE THE WIRE FENCE AND EXTEND IT EXCAVATED SOIL. SC -2 SEDIMENT /DESILTING BASIN {� INTO THE TRENCH. FS-C---5-1 FIBER ROLLS -F -F- 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: SC -6 SC -8 GRAVEL OR SAND BAGS 000cx� a. TRACK WALKING SLOPES STEEPER THAN 6:1 FILTER FABRIC SC -7 STREET SWEEPING AND VACUUMING b. HARROWING AREAS 6:1 OR FLATTER THAT ARE SUFFICIENTLYY FRIABLE. I -- SECTION A -A SHEET FLOW LESS THAN 0.4 HA (1 AC) O Q NOTES: �i1�1.[d�■J�I:��iII�i 150 MM MIN OVERLAP AT ENDS OF SILT FENCE. 1 IDRAIN INLET 1 1 Ix! �- A I r GEOTEXTILE BLANKET f f ILSILT FENCE PER SC -01 PLAN sy O� 1. FOR USE IN AREAS WHERE GRADING HAS BEEN COMPLETED AND FINAL SOIL STABILIZATION AND SEEDING ARE PENDING. 2. NOT APPLICABLE IN PAVED AREAS. 3. NOT APPLICABLE WITH CONCENTRATED FLOWS. rr /� 1-1 111 SUPPLY WATER - SC -1 STORM DRAIN INLET PROTECTION c. RIPPING AREAS THAT WILL NOT BREAK UP USING ITEMS a OR b ABOVE. I III 1 --I-11 11 a I I I� I I I I- TO WASH NS -2 DEWATERING FILTRATION W W 2. CONDITIONING THE SOILS SO THAT IT IS SUITABLE FOR PLANTING BY: /� III' 'III I I WHEELS IF - III . II .. _. II a. ADJUSTING THE SURFACE SOIL MOISTURE TO PROVIDE A DAMP BUT NOT II -11�� NECESSARY v TC -1 I STABILIZED CONSTRUCTION ENTRANCE ® SATURATED SEED BED. IIII�' N FT-2 CONSTRUCTION ROAD STABILIZATION b COVERINGTSALINEFSOILS TOMPROVDED�VIABLEACONDITIONS , O DITIO S� ORCGROWTHR SILT FENCE FT-C---3-1 ENTRANCE / EXIT TIRE WASH NO SCALE 50URCE CONTROL LIMPS 4.2.1 PREVENTION OF ILLICIT DISCHARGES INTO MS4 4.2.2 STORM DRAIN STENCILING OR SIGNAGE 4.2.3 PROTECT OUTDOOR MATERIALS STORAGE AREAS FROM RAINFALL, RUN -ON, RUNOFF, AND WIND' DISPERSAL 4.2.4 PROTECT MATERIALS STORED IN OUTDOOR WORK AREAS FROM RAINFALL, RUN -ON, RUNOFF, AND WIND DISPERSAL 4.2.5 PROTECT TRASH STORAGE AREAS FROM RAINFALL, RUN -ON, RUNOFF, AND WIND DISPERSAL 4.2.6 ADDITIONAL BMPS BASED ON POTENTIAL SOURCES OF RUNOFF POLLUTANTS SITE DESIGN BMPS 4.3.1 MAINTAIN NATURAL DRAINAGE PATHWAYS AND HYDROLOGIC FEATURES 4.3.2 CONSERVE NATURAL AREAS, SOILS, AND VEGETATION 4.3.3 MINIMIZE IMPERVIOUS AREA 4.3.4 MINIMIZE SOIL COMPACTION 4.3.5 IMPERVIOUS AREA DISPERSION 4.3.6 RUNOFF COLLECTION 4.3.7 LANDSCAPING WITH NATIVE OR DROUGHT TOLERANT SPECIES E. HYDROSEEDED 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. PRIOR TO THE ACCEPTANCE OF THE HYDROSEEDED AREAS BY THE COUNTY RESIDENT ENGINEER, A CERTIFICATION REPORT MUST BE SUBMITTED BY A REGISTERED LANDSCAPE ARCHITECT, STATING THAT THE HYDROSEEDING WAS DONE ACCORDING TO THE PROJECT SPECIFICATIONS AND THAT THE GROWTH IS ADEQUATELY ESTABLISHED TO PREVENT EROSION. G. IT IS THE INTENT THAT THE HYDROSEED MIX BE APPLIED NO SOONER THAN JUST BEFORE THE FIRST RAIN IN OCTOBER AND NO LATER THAN JUST AFTER THE SECOND RAIN AFTER THE FIRST RAIN IN OCTOBER. H. ALL DISTURBED SLOPES TO BE HYDROSEEDED UNLESS OTHERWISE NOTED. 1. VEGETATION STABILIZATION (PLANTING OR HYDROSEEDING) MAY BE INSTALLED BETWEEN MAY 1ST AND AUGUST 15TH. SLOPE IRRIGATION MUST BE IN PLACE AND TO BE OPERABLE FOR SLOPES >3'. VEGETATION MUST BE WATERED AND ESTABLISHED PRIOR TO OCTOBER 1ST. THE OWNER SHALL SUPPLEMENT VEGETATION WITH BARK OR MULCH BY OCTOBER 1ST IF VEGETATION ESTABLISHMENT DOES NOT OCCUR BY THAT DATE. EROSION CONTROL MEASURES MUST ALSO BE USED WHILE LANDSCAPING IS BEING ESTABLISHED. ESTABLISHED VEGETATION SHALL HAVE A SUBSURFACE MAT OF INTERTWINED MATURE ROOTS WITH A UNIFORM VEGETATION COVERAGE OF 70% OF THE NATURAL VEGETATIVE COVERAGE OR MORE ON ALL DISTURBED AREAS. J. ALL SLOPES OVER THREE FEET MUST HAVE ESTABLISHED VEGETATIVE COVER PRIOR TO FINAL PERMIT APPROVAL 3 BAGS HIGH MAX.) EXISTING EDGE 2 BAGS HIGH (MIN.) OF PAVEMENT 0 !b NOTE: LOWER BAG ROW TO BE BURIED 6" UNDER GRADE. GRAVEL BAG CHECK DAM NO SCALE SC -6 DRAIN INLET PROTECTION TYPE 1 NO SCALE SC -10 RUNOFF DIVERSION RIDGE NOTE: ALL AREAS OF SIGNIFICANT VEHICLE TRAFFIC (SITE ENTRANCES, ACCESS ROADS, PARKING LOTS, ETC.) SHOULD BE STABILIZED IMMEDIATELY AFTER GRADING TO PREVENT EROSION AND CONTROL DUST. SITE ENTRANCES AND EXITS ARE ESPECIALLY IMPORTANT. USE GRAVEL APPROACHES TO LIMIT TRACKING OF SEDIMENT OFFSITE. STABILIZED CONSTRUCTION ENTRANCE NO SCALE TC -1 USE GRAVEL BAGS, SPILLWAY STRAW BALES OR OTHER NOTE: j' ° APPROVED METHODS TO CHANNELI TO INSTALL FIBER ROLL \y' BASIN ASZREQU REDF ALONG A LEVEL CONTOUR. 0% 0 00 2" - 3" COURSE AGGREGAI1O O ' y (6'° THICK MIN.) � 12 MIN. � RUNOFF DIVERSION RIDGE NOTE: ALL AREAS OF SIGNIFICANT VEHICLE TRAFFIC (SITE ENTRANCES, ACCESS ROADS, PARKING LOTS, ETC.) SHOULD BE STABILIZED IMMEDIATELY AFTER GRADING TO PREVENT EROSION AND CONTROL DUST. SITE ENTRANCES AND EXITS ARE ESPECIALLY IMPORTANT. USE GRAVEL APPROACHES TO LIMIT TRACKING OF SEDIMENT OFFSITE. STABILIZED CONSTRUCTION ENTRANCE NO SCALE TC -1 INTO A STEEPER SLOPE TYPICAL FIBER ROLL INSTALLATION NO SCALE SC -5 SLOPE ;.As E E 19MMX Go E 19MM M WOOD STAKES MAX 1.2 M SPACING ENTRENCHMENT DETAIL NO SCALE SC -5 FIBER ROLL 200 MM MIN ' ..Y NOTE: INSTALL FIBER ROLL ALONG A LEVEL CONTOUR. ' y Fiber rolls y tiL .•. y VERTICAL SPACING '��'i'i'i'i'i'' MEASURED ALONG THE FACE OF THE SLOPE VARIES BETWEEN INSTALL A FIBER ROLL 2.4 M AND 6.0 M SLOPE WHERE IT TRANS INTO A STEEPER SLOPE TYPICAL FIBER ROLL INSTALLATION NO SCALE SC -5 SLOPE ;.As E E 19MMX Go E 19MM M WOOD STAKES MAX 1.2 M SPACING ENTRENCHMENT DETAIL NO SCALE SC -5 FIBER ROLL 200 MM MIN a rn ui M O O) 0 0 N d O N c O C9 c 2 a° v w I N I a I i E m a rn c 'v 0 0 / 0 °a 0 O N O H 0 a / c 0 0 to v 0 0 v d a� W CONCRETE WASHOUT DUMPSTER BMP STOCKPILE PORTABLE TOILETS CONSTRUCTION OFFICE DESILTING BASIN NOTE 1. BIOFILTRATION BASINS SHALL BE EXCAVATED AND USED AS DESILTING BASINS DURING CONSTRUCTION. THE SILT SHALL BE COMPLETELY REMOVED AND THE BIOFILTRATION BASINS COMPLETED ONCE FINAL SITE STABILIZATION IS ACHIEVED, PRIOR TO OCCUPANCY AND /OR FINAL. I� I ADMINISTRATION TYP FEE 225.0 TYP TYP n \\ \ FEE 220.0 HORTICULTURE C_ \ \ tp \\ \\ \ -- - - - -- - - -' \ T \ I \ \ 1 � �I N I I I APN 256- 340 -41 IL INI I I I I I I I ICI I I I I I INI I I I I I I INI I I I PROVIDE INLET PROTECTION PER SC- 6 /SC -8 AT NEAREST DOWNSTREAM INLET APN 256- 340 -43 0 SCALE: 1 " =20' SCALE: 1"=20' .. EROSION CONTROL PLAN CHANGE NO. DESCRIPTION APPROVED DATE BENCHMARK AS -BUILT APPROVALS DesIGNED BY: DRAWN BY: CHECKED BY: ENGINEERING DIVISION APPROVALS CITY OF ENCINITAS - DEVELOPMENT SERVICES DEPARTMENT DRAWING NO. ' BW BW I JP FIELD SURVEY CONDUCTED BY COUNTY OF SAN DIEGO USING THE CONTINUOUSLY OPERATING REFERENCE STATION (CORS) AND THE NGS GEOID MODEL'GEOID09'. DATUM: NAVD88 INT. DATE PLANS PREPARED UNDER SUPERVISION OF DATE: 5 R.C.E. NO.: C72279 HN RIN , P.E. EXP.: 6130120 RECOMMENDED: APP O E ,• % ��� V�-� JES O S EDWARD J. MMER CITY ENGIW ER - 8 %l1 Q Z•t J 7,p /�_ DATE DA E ('— GRADING PLAN FOR: ADMINISTRATION AND HORTICULTURE BUILDINGS COUNTY OF SAN DIEGO DEPARTMENT OF PARKS AND RECREATION 311 SAXONY LANE - APN 256- 340 -31 -00 PLANNING CASE NO: 16 -147 CDP 14094® PUBLIC WORKS JOHN PRINCE, P.E. DATE PLANNING REVIEWER CITY ENGINEER DATE INSPECTOR SHEET 12 OF 16 GENERAL NOTES 1. REFERENCED STANDARDS ASTM C1372 STANDARD SPECIFICATION FOR SEGMENTAL RETAINING WALL UNITS ASTM C140 SAMPLING AND TESTING CONCRETE MASONRY UNITS ASTM C145 SOLID LOAD BEARING CONCRETE MASONRY UNITS ASTM D1557 COMPACTION CHARACTERISTICS OF SOIL USING MODIFIED EFFORT ASTM D3034 PERFORATED PVC DRAINAGE PIPE ICC NO. ESR 2113 FOR KEYSTONE WALLS ASTM D2339 ASTM D3498 ASTM D572 2. MATERIAL DELIVERY, STORAGE, AND HANDLING CONTRACTOR SHALL CHECK MATERIALS UPON DELIVERY TO ASSURE THAT PROPER MATERIALS HAVE BEEN RECEIVED AND ARE NOT DAMAGED. CONTRACTOR SHALL PROTECT MATERIALS FROM DAMAGE DURING STORAGE AND HANDLING AND SHALL PREVENT CONTACT WITH MUD, WET CONCRETE, CHEMICALS, OR ADHESIVES. DAMAGED MATERIAL SHALL NOT BE INCORPORATED INTO THE RETAINING WALL STRUCTURE. 3. REQUIRED SUBMITTALS A. LIST OF ALL PRODUCTS PROPOSED FOR USE. B. PRODUCT SAMPLES. C. CURRENT MANUFACTURER'S MATERIAL AND INSTALLATION SPECIFICATIONS. 4. QUALITY CONTROL COMPACTION TESTING AND OBSERVATION DURING EARTHWORK OPERATIONS WILL BE PROVIDED BY THE PROJECT GEOTECHNICAL ENGINEER. MATERIALS 5. MASONRY WALL UNITS MASONRY WALL UNITS SHALL BE KEYSTONE UNITS: STANDARD III UNIT MEASURING 18 "W X 18 "D X 8 "H. WALL UNITS SHALL BE MANUFACTURED IN ACCORDANCE WITH ASTM C1262, ASTM C1372 AND ASTM C140. WALL UNIT CONCRETE SHALL HAVE A MINIMUM 28 DAY COMPRESSIVE STRENGTH OF 3,000 PSI AND SHALL HAVE A MAXIMUM MOISTURE ABSORPTION OF 6 TO 8 %. 6. CONNECTING PINS WALL UNIT CONNECTING PINS SHALL BE 2' DIAMETER NON - CORROSIVE FIBERGLASS RODS WITH A MINIMUM FLEXURAL STRENGTH OF 128,000 PSI SHORT BEAM SHEAR OF 6,400 PSI. 7. CAP ADHESIVE CAP ADHESIVE SHALL BE SRW VOC RETAINING WALL AND PAVER ADHESIVE OR APPROVED EQUIVALENT CONFORMING TO ASTM D2339, ASTM D572 AND ASTM D3498. 8. LEVELING PAD LEVELING PAD MATERIAL SHALL BE 4' MINUS CRUSHED ROCK OR CRUSHED RECYCLED MATERIAL. 9. UNIT FILL UNIT DRAINAGE FILL SHALL CONSIST OF CLEAN 1" (25 MM) MINUS CRUSHED STONE OR CRUSHED GRAVEL MEETING THE FOLLOWING GRADATION TESTED IN ACCORDANCE WITH ASTM D-422: SIEVE SIZE PERCENT PASSING n 1" (25 mm) 100 4' (19 mm) 75-100 a No. 4 (4.75 mm) 0-10 00 No. 50 (300um) 0-5 LO 10.A. REINFORCED BACKFILL 0 rn REINFORCED BACKFILL SHALL BE FREE OF DEBRIS AND MEET THE FOLLOWING GRADATION N TESTED IN ACCORDANCE WITH ASTM D-422: 0 C SIEVE SIZE PERCENT PASSING 0 2 inch (50 mm) 100 3/4 -inch (19 mm) 100 -75 No. 40 (425 um) 0 -60 N No. 200 (75 um) 0 -35 0 PLASTICTY INDEX(PI) <20 and LIQUID LIMIT <40 per ASTM D-4318 0 0 10.B. NO -FINES CONCRETE BACKFILL 0 a q CEMENT - PORTLAND CEMENT, TYPE I OR II PER ASTM C150 3 AGGREGATE - NO. 57 OR NO. 8 STONE OR EQUIVALENT PER ASTM C33 AGGREGATE /CEMENT RATIO - APPROX. 6:1 BY WEIGHT WATER /CEMENT RATIO - 0.35 TO 0.45 BY WEIGHT .N IN -PLACE VOID RATIO - 20 - 30% ® IN -PLACE UNIT WEIGHT = 110 TO 130 PCF ° • COMPRESSIVE STRENGTH - 2,000 PSI NOMINALLY @ 28 DAYS c 0 THE ACTUAL "NO- FINES" CONCRETE MIX DESIGN WILL BE DETERMINED BY THE SUPPLIER a- BASED ON LOCAL MATERIALS AND BATCHING EXPERIENCE. THE PROPER WATER /CEMENT o RATIO IS A FUNCTION OF COMPLETELY COATING ALL AGGREGATE IN THE MIXING PROCESS WHILE CREATING THE PROPER CONSISTENCY OF THE MATERIAL FOR PLACEMENT j PURPOSES BY BEING NEITHER TOO WET OR TOO DRY. 0 11. GEOSYNTHETIC REINFORCEMENT (GSR) (IF REQUIRED) cn GSR SHALL BE POLYMER COATED WOVEN POLYESTER FABRICATED FOR EARTH REINFORCEMENT. GSR SHALL BE TENSAR TPG60, TPG80, TPG130 & TPG205. j SUBSTITUTE EQUIVALENT GSRS SHALL BE APPROVED BY THE ENGINEER. A HIGHER d STRENGTH GSR OF THE SAME MANUFACTURER MAY BE SUBSTITUTED WITHOUT o CL QUESTION. 12. DRAINPIPE c a� o DRAIN PIPE SHALL BE 4" PERF SDR 35 PVC OR TRIPLE WALL OR EQUAL DRAIN INSERTED INTO DRAIN- SLEEVE FILTERSOCK, ENCASED IN 1" MINUS CRUSHED ROCK. LOCATE DRAINS o AS LOW AS POSSIBLE AND EITHER DAYLIGHT OR CONNECT TO SITE STORM DRAIN SYSTEM 0 13. FILTER FABRIC m o FOR WALLS DESIGNED WITH STANDARD III UNITS, A MINIMUM 4.0 OUNCE FILTER FABRIC °' GEOTEXTILE SEPARATOR (MIRAFI 140NC, TERRATEX N04.5 OR EQUIVALENT SHALL BE USED j TO CONTAIN THE DRAINAGE FILL WITHIN THE KEYSTONE UNIT ALLOWING PLACEMENT OF 0 SELECT BACKFILL FIRST FOLLOWED BY THE DRAINAGE FILL WITHIN THE UNITS. THIS 0 METHOD SHALL NOT BE USED WITH WALLS DESIGN WITH COMPAC II UNITS ONLY. KEY,'�`�r"`F ONE RETAINING WALL PLAN EXECUTION 14. EXCAVATION CONTRACTOR SHALL EXCAVATE TO THE LINES AND GRADES SHOWN ON THE CONSTRUCTION DRAWINGS. CONTRACTOR SHALL BE CAREFUL NOT TO DISTURB EMBANKMENT MATERIALS BEYOND LINES SHOWN. 15. FOUNDATION SOIL PREPARATION BOTAN CAL GAR1)EN,,j,,�l'.,_._l'l._,l EXCAVATED FOUNDATION SHALL BE OBSERVED AND APPROVED BY THE SOILS ENGINEER TO CONFIRM THAT THE ACTUAL FOUNDATION SOIL CONDITIONS ARE CONSISTENT WITH CONDITIONS ASSUMED FOR DESIGN AND IDENTIFIED IN THE REFERENCED GEOTECHNICAL REPORTS. UNACCEPTABLE FOUNDATION SOILS SHALL BE REMOVED AND REPLACED WITH APPROVED COMPACTED BACKFILL MATERIAL. FOUNDATION SOIL SHALL BE PROOF ROLLED PRIOR TO FILL AND GSR PLACEMENT. 16. LEVELING PAD INSTALLATION LEVELING PAD MATERIALS SHALL CONSIST OF WELL GRADED ROCK (4" MAX SIZE), 6" MIN THICKNESS ON COMPACTED ENGINEERED FILL. DIMENSIONS SHOWN ON CONSTRUCTION DRAWINGS. FINISHED LEVELING PAD SHALL HAVE A SMOOTH LEVEL SURFACE TO PROVIDE COMPLETE SUPPORT THE FIRST COURSE OF RETAINING WALL UNITS. 17. WALL UNIT INSTALLATION THE FIRST COURSE OF CONCRETE WALL UNITS SHALL BE CHECKED FOR LEVELNESS AND ALIGNMENT AND TO ENSURE THAT UNITS ARE IN FULL CONTACT WITH LEVELING PAD. UNITS SHALL BE PLACED SIDE BY SIDE FOR FULL LENGTH OF WALL. ALIGNMENT MAY BE ACCOMPLISHED BY MEANS OF A STRING LINE OR AN OFFSET FROM BASELINE. INSTALL FIBERGLASS CONNECTING PINS. CONTRACTOR MAY STACK KEYSTONE UNITS VERTICALLY IN ROWS BETWEEN GSR LAYERS, BUT NO MORE THAN 3 KEYSTONE UNITS BEFORE FILLING WITH UNIT FILL MATERIAL. FILL ALL VOIDS WITH UNIT FILL MATERIAL. SINCE THE UNIT FILL IS A DRAINAGE MATERIAL AND SELF COMPACTING, NO COMPACTION IS REQUIRED. SWEEP ALL EXCESS MATERIAL FROM TOP OF UNITS AND INSTALL NEXT COURSE(S). ENSURE WALL UNITS OF EACH COURSE ARE COMPLETELY FILLED WITH UNIT FILL MATERIAL AND THAT THE BACKFILL HAS BEEN PLACED AND COMPACTED PRIOR TO PROCEEDING TO NEXT COURSE(S). ENSURE THAT CONNECTING PINS PROTRUDE A MINIMUM OF V. INTO NEXT COURSE. TWO PINS ARE REQUIRED PER UNIT. PULL UPPER UNIT FORWARD TOWARD THE WALL FACE, AGAINST PINS PROTRUDING FROM THE LOWER COURSE TO ACHIEVE CORRECT UNIT SETBACK SHOWN ON THE CONSTRUCTION DRAWINGS, WHERE THE WALL CHANGES ELEVATION, UNITS SHALL BE STEPPED WITH GRADE OR TURNED INTO THE EMBANKMENT WITH A CONVEX RETURN END. PROVIDE LEVELING PAD FOR UNITS IN AREA OF CONVEX RETURN END. EVERY COURSE OF WALL UNITS SHOULD BE CHECKED FOR LEVELNESS WITH MINOR SHIMMING DONE EVERY COURSE OR TWO, OR AS NEEDED TO INSURE THAT THE UNITS REMAIN TRUE TO DESIGN BATTER. SHIMMING MATERIAL SHOULD BE SOMEWHAT FLEXIBLE, SUCH AS 1/4" NYLON ROPE, TO COMPRESS SLIGHTLY AND DISTRIBUTE LOAD EVENLY WHILE AVOIDING HARD MATERIALS WHICH CAN CREATE LOAD CONCENTRATION POINTS. 18. CAP INSTALLATION CONSTRUCTION ADHESIVE SHALL BE USED TO PROVIDE PERMANENT CONNECTION OF CAPS TO WALL UNITS. APPLY ADHESIVE TO TOP SURFACE OF LOWER COURSE PRIOR TO PLACING CAP UNIT INTO POSITION. PLACE KEYSTONE CAP UNITS OVER CONNECTING PINS PROJECTING FROM UNITS BELOW. PULL FORWARD TO CORRECT SETBACK POSITION. BACKFILL AND COMPACT TO FINISH GRADE. 19. GSR INSTALLATION (IF REQUIRED) GSR SHALL BE PLACED AT THE LOCATIONS AND ELEVATIONS SHOWN ON THE CONSTRUCTION DRAWINGS OR AS DIRECTED BY THE ENGINEER. GSR SHALL BE ORIENTED WITH THE HIGH STRENGTH DIRECTION (ROLL DIRECTION) PERPENDICULAR TO THE RETAINING WALL ALIGNMENT. CORRECT ORIENTATION OF THE GSR SHALL BE VERIFIED BY THE CONTRACTOR. THE GSR SHALL BE LAID HORIZONTALLY ON COMPACTED BACKFILL AND CONNECTED TO THE CONCRETE WALL UNITS BY HOOKING GSR OVER CONNECTING PINS. GSR SHALL BE PULLED TAUT AND ANCHORED WITH SOIL STAPLES OR NAILS 60.C. EACH WAY TO MAINTAIN TAUTNESS DURING BACKFILL AND COMPACTION. FOLLOW MANUFACTURER GUIDELINES REGARDING OVERLAP REQUIREMENTS. 20. BACKFILL PLACEMENT BACKFILL MATERIAL SHALL BE PLACED IN 8" - 12" LIFTS, AS COORDINATED WITH THE GEOTECHNICAL ENGINEER AND COMPACTED TO MINIMUM 90% OF MAXIMUM DRY DENSITY DETERMINED PER ASTM D1557. MOISTURE CONTENT OF BACKFILL SHOULD BE AT OR SLIGHTLY ABOVE OPTIMUM MOISTURE CONTENT. ONLY HAND - OPERATED COMPACTION EQUIPMENT SHALL BE ALLOWED WITHIN T OF THE FACE OF THE RETAINING WALL UNITS AND ANY NUCLEAR COMPACTION TESTING SHALL NOT BE PERFORMED WITHIN THIS ZONE WHERE INCONSISTENT RESULTS WILL OCCUR. BACKFILL SHALL BE PLACED FROM THE WALL REARWARD INTO THE EMBANKMENT TO ENSURE THAT THE GSR REMAINS TAUT. BACKFILL SHALL BE LEVEL SUCH THAT ANY SHALLOW DEPRESSIONS AND HUMPS DO NOT EXCEED 6" IN DEPTH OR HEIGHT. BACKFILL SHALL BE PLACED, SPREAD AND COMPACTED IN SUCH A MANNER TO MINIMIZE THE DEVELOPMENT OF SLACK OR LOSS OF PRE - TENSION OF THE GSR. TRACKED CONSTRUCTION EQUIPMENT SHALL NOT BE OPERATED DIRECTLY ON THE GSR. A MINIMUM UNCOMPACTED BACKFILL THICKNESS OF 6" IS REQUIRED PRIOR TO OPERATION OF TRACKED VEHICLES OVER THE GSR. TURNING OF TRACKED VEHICLES SHALL BE KEPT TO A MINIMUM TO PREVENT TRACKS FROM DISPLACING THE FILL AND DAMAGING THE GSR. RUBBER -TIRED EQUIPMENT MAY PASS OVER GSR REINFORCEMENT AT SLOW SPEEDS, LESS THAN 10 MPH. AVOID SUDDEN BRAKING AND SHARP TURNING. 20.A. NO -FINES CONCRETE BACKFILL PLACEMENT BACKFILL THE WALL WITH NO -FINES CONCRETE. ALL VOIDS INSIDE AND BETWEEN THE UNITS MUST ALSO BE FILLED. THE VERTICAL HEIGHT OF ANY POUR OF NO -FINES CONCRETE IS LIMITED TO 6 COURSES (4'). "NO- FINES" CONCRETE SPECIFICATION "NO FINES" CONCRETE IS A PERMEABLE CONCRETE MASS THAT IS MADE BY ELIMINATING THE FINE AGGREGATE COMPONENT IN CONCRETE WHICH CREATES A SIGNIFICANT VOID STRUCTURE WITHIN THE CONCRETE. THE MATERIAL IS PLACED IN A SEMI - LIQUID STATE AND ALLOWED TO HARDEN IN PLACE WITH MINIMAL COMPACTION AND PLACEMENT WORK AS REQUIRED TO LEVEL MATERIAL AND FILL ALL VOIDS. "NO FINES" CONCRETE SHALL CONSIST OF PORTLAND CEMENT, WATER AND 3/8" - 3/4" COARSE AGGREGATE. FLY ASH MAY ALSO BE USED AS PART OF THE MIX DESIGN AS REQUIRED. THE CONCRETE SHALL BE MIXED BY MACHINE AND THE QUANTITY OF WATER USED SHALL NOT EXCEED THAT REQUIRED TO COMPLETELY COAT ALL THE AGGREGATE PARTICLE WITHOUT FORMING EXCESSIVE GROUT. CHANGE NO. DESCRIPTION APPROVED I DATE I BENCHMARK FIELD SURVEY CONDUCTED BY COUNTY OF SAN DIEGO USING THE CONTINUOUSLY OPERATING REFERENCE STATION (CORS) AND THE NGS GEOID MODEL'GEOID09'. DATUM:NAVD88 SCOPE OF WORK TWO KEYSTONE RETAINING WALLS RETAINING ON QUAIL GARDENS DRIVE IN THE CITY OF ENCINITAS, CALIFORNIA. WALL NO. LINEAR FEET SQUARE FEET 1 96 400 2 32 90 SPECIAL INSPECTION SHOULD BE PERFORMED BY THE ONSITE REPRESENTATIVE OF THE PROJECT'S GEOTECHNICAL FIRM STATEMENT OF SPECIAL INSPECTION (PER ESR -2113 SECTION 4.3) SPECIAL INSPECTION MUST BE PROVIDED IN ACCORDANCE WITH 2015 AND 2012 IBC SECTIONS 1705.1.1, 1705.4 AND 1705.6 (2009 IBC SECTIONS 1704.15, 1704.5 AND 1704.7). THE INSPECTOR'S RESPONSIBILITIES INCLUDE VERIFYING THE FOLLOWING: 1. THE MODULAR CONCRETE UNIT DIMENSIONS. 2. KEYSTONE UNIT IDENTIFICATION COMPLIANCE WITH ASTM C1372, INCLUDING COMPRESSIVE STRENGTH AND WATER ABSORPTION, AS DESCRIBED IN SECTION 3.1 OF ESR -2113. 3. EXCAVATION FOR FOUNDATION, SUBGRADE CONDITION PRIOR TO LEVELING PAD PLACEMENT. 4. FOUNDATION PREPARATION: SOIL TYPE, CLASSIFICATION, SHEAR STRENGTH PARAMETERS AND COMPACTION FOR SUBGRADE. 5. OBSERVE PLACEMENT & SEATING OF GRAVEL LEVELING PAD. 6. KEYSTONE UNIT PLACEMENT, INCLUDING PLACEMENT OF ALIGNMENT PINS (SEE DRAWING, ACTUAL BATTER BY SURVEY OR CIVIL). 7. GEOSYNTHETIC REINFORCEMENT TYPE AND PLACEMENT. 8. BACKFILL PLACEMENT AND COMPACTION: SOIL TYPE, CLASSIFICATION, SHEAR STRENGTH PARAMETERS AND COMPACTION FOR BACKFILL. 9. COMPACTION OF BACKFILL TO 90% OF MAXIMUM DRY DENSITY PER ASTM D1557. 10. SOIL TYPE TO MEET MINIMUM DESIGN REQUIREMENTS. 11. DRAINAGE PROVISIONS, INCLUDING SUB -DRAIN PLACEMENT. 12. SPECIAL INSPECTION SHALL BE PERFORMED ON A CONTINUOUS BASIS. 13. PROVIDE REPORT AT THE COMPLETION OF WALL(S). DESIGN PARAMETERS FOR KEYSTONE WALL DESIGN MINIMUM SOIL PROPERTIES: FOUNDATION SOIL: RETAINED SOIL: REINFORCED SOIL: (D= 320 (D = 320 (D = 320 y =120 PCF y =120 PCF y =120 PCF c =0PSF c =0PSF c =0PSF SEISMIC DESIGN PGAM = 0.483g. SPECIAL INSPECTION REPORT PREPARED BY DATED ON FILE WITH ENGINEERING DIVISION RECOMMENDATIONS • THE KEYSTONE WALLS SHALL BE CONSTRUCTED WITH FULL SPECIAL INSPECTION ACCORDING TO THE MANUFACTURERS SPECIFICATIONS AND RECOMMENDED PROCEDURES FOR INSTALLATION OF KEYSTONE BLOCKS, FIBERGLASS PINS, AND GSR REINFORCEMENT. . THE TEMPORARY EXCAVATION BACK -CUT, GRADING, GROUND IMPROVEMENTS, SUB- DRAIN, AND SURFACE DRAINAGE SYSTEM FOR THE KEYSTONE WALLS SHALL BE PER THE PROJECT SOILS AND CIVIL ENGINEER'S RECOMMENDATIONS. • SOILS ENGINEER SHALL REVIEW THE DESIGN PARAMETERS USED HEREIN FOR CONFORMANCE WITH THEIR RECOMMENDATIONS. • GLOBAL STABILITY HAS NOT BEEN ANALYZED BY OUR FIRM. IF NECESSARY, GLOBAL STABILITY SHOULD BE PERFORMED BY THE PROJECT SOILS ENGINEER AS RECOMMENDED IN SECTION 12.4 OF THE NCMA MANUAL. WALLS SHOULD NOT BE CONSTRUCTED WITHOUT THE APPROVAL OF THE PROJECT SOILS ENGINEER. • KEYSTONE RETAINING WALL WILL BE CERTIFIED BY EITHER THE ENGINEER OF WORK,GEOTECHNICAL ENGINEER OF RECORD OR THE SPECIAL INSPECTOR AS BEING CONSTRUCTED PER THE MANUFACTURER'S RECOMMENDATIONS PRIVATE ENGINEER'S NOTICE TO CONTRACTORS THE CONTRACTOR IS REQUIRED TO TAKE ALL PRECAUTIONARY MEASURES TO PROTECT THE UTILITIES ON SITE, AND ANY OTHER LINES OR STRUCTURES NOT SHOWN ON THESE PLANS, AND IS RESPONSIBLE FOR THE PROTECTION OF AND ANY DAMAGE TO THESE LINES OR STRUCTURES. CONSTRUCTION CONTRACTOR AGREES THAT IN ACCORDANCE WITH GENERALLY ACCEPTED CONSTRUCTION PRACTICES, CONSTRUCTION CONTRACTOR WILL BE REQUIRED TO ASSUME SOLE AND COMPLETE RESPONSIBILITY FOR JOB SITE CONDITIONS DURING THE COURSE OF CONSTRUCTION OF THIS PROJECT, INCLUDING SAFETY OF ALL PERSONS AND PROPERTY; THAT THIS REQUIREMENT SHALL APPLY CONTINUOUSLY AND NOT BE LIMITED TO NORMAL WORKING HOURS, AND CONSTRUCTION CONTRACTOR FURTHER AGREES TO DEFEND, INDEMNIFY, AND HOLD THE DESIGN PROFESSIONAL HARMLESS FROM ANY AND ALL LIABILITY, REAL OR ALLEGED, IN CONNECTION WITH THE PERFORMANCE OF WORK ON THIS PROJECT. THE CONTRACTOR SHALL BE RESPONSIBLE TO REPORT DISCREPANCIES IN PLANS AND /OR FIELD CONDITIONS IMMEDIATELY TO THE DESIGN ENGINEER FOR RESOLUTION PRIOR TO CONSTRUCTION, AND SHALL BE RESPONSIBLE FOR DISCREPANCIES NOT SO REPORTED AND RESOLVED. AS -BUILT APPROVALS DATE CITY ENGINEER DATE PLANNING REVIEWER INSPECTOR u N 33538 n r P. 630 -2020 `r \F CIVIL \�o/ OF CND INT. DATE PLANS PREPARED UNDER SUPERVIS OF DATE -f L / R.C.E. NO.: 33538 NICK SERVIN, P.E. EXP.: 6/30/20 SEGMENTAL RETAINING WALL PRECAUTIONS THE AREA BEHIND THE WALL CONTAINS GEOGRID REINFORCING MATERIAL (REINFORCED ZONE) THAT IS THE STRUCTURAL COMPONENT OF THE WALL SYSTEM. UNDER NO CIRCUMSTANCES ARE YOU TO EXCAVATE OR DRILL THROUGH, OR DAMAGE THE FABRIC IN ANY WAY. IF IT BECOMES NECESSARY TO DO SO, PLEASE CONSULT YOUR CIVIL AND /OR DESIGN ENGINEER TO EVALUATE THE STRUCTURAL IMPACT. THERE IS A SUB -DRAIN LINE AT THE BASE OF THE WALL. IT WILL BE STUBBED OUT FOR FINAL CONNECTION BY OTHERS. TO INSURE PROPER DRAINAGE, ENSURE THAT ALL CONNECTIONS ARE MADE IMMEDIATELY AFTER THE COMPLETION OF THE WALL. NO STANDING WATER SHOULD BE LEFT TO ACCUMULATE OR LEACH INTO THE REINFORCED ZONE ABOVE THE WALL. PADS OR SLOPES ABOVE THE WALL ARE TO DRAIN AWAY FROM THE WALL AND ANY REQUIRED'V' DITCHES INSTALLED IMMEDIATELY AFTER WALL INSTALLATION IS COMPLETE. NO STANDING OR RUNNING WATER SHOULD BE ALLOWED TO FLOW NEAR THE SLOPE ADJACENT TO THE GRAVEL BASE.(BOTTOM) ANY KNOWN SUBTERRANEAN WATER SHOULD BE INTERCEPTED AND DIVERTED AWAY FROM REINFORCED ZONE AND BASE. ANY'V' DITCH ABOVE THE WALL SHOULD BE DESIGNED OF SUFFICIENT SIZE TO REMOVE ALL SURFACE WATER AND AVOID THE FLOW OF WATER OVER THE TOP OF THE WALL. OVERFLOW CAN CAUSE EROSION AT THE BASE OF THE WALL THAT MAY UNDERMINE IT. ANY LANDSCAPE WATERING AND ADDITIONAL SURFACE DRAINAGE IN THE REINFORCED ZONE SHOULD BE DESIGNED IN CONJUNCTION WITH THE GEOTECHNICAL ENGINEER AND LIMIT WATER FROM PERCOLATING INTO THE REINFORCED ZONE. THIS SEGMENTAL WALL BLOCK IS CONSTRUCTED OVER A GRAVEL BASE. ALL SURFACE WATER RUN -OFF OR SLOPES MUST BE DIVERTED AWAY FROM THE BASE OF WALL TO PREVENT PONDING AND UNDERMINING THE BASE. ALL UTILITY LINE AND SANITARY CONSTRUCTION SHOULD BE AVOIDED WITHIN THE REINFORCED ZONE. ANY LINES CONSTRUCTED BEHIND THE GRID ZONE SHOULD BE COMPACTED TO 90 % +. DO NOT OPERATE HEAVY EQUIPMENT WITHIN 3 FEET FROM THE TOP OF WALL. THE SURCHARGE FROM THE EQUIPMENT WEIGHT CAN PUSH THE WALL OUT. ANY REPAIRS ARE THE RESPONSIBILITY OF THE OWNER. ALL COMPACTED FILL MATERIAL WILL SETTLE OR CONSOLIDATE OVER TIME. SEGMENTAL WALLS REQUIRE COMPACTED FILL MATERIAL. ALL FOUNDATIONAL MATERIALS BELOW THE BLOCK AND GRID ZONE MUST BE TESTED PRIOR TO WALL CONSTRUCTION TO ENSURE PRIOR CONSOLIDATION AND COMPACTION OF THE FOUNDATIONAL MATERIALS. THERE IS AN ALLOWABLE VARIANCE OF +/- 6" IN THE WALL FACE DURING INSTALLATION AND THE SETTLEMENT PERIOD. SEGMENTAL RETAINING WALLS ARE FLEXIBLE (NOT RIGID AS ARE CMU WALLS). ALL STRUCTURES SUCH AS TRASH ENCLOSURES, PAVEMENT, CURBS, ETC., SHOULD BE DESIGNED TO HANDLE SOME GROUND MOVEMENT IF THEY ARE NEAR THE WALL. PLEASE CONSULT YOUR DESIGN ENGINEER FOR FURTHER DETAILS. PRIOR TO CONSTRUCTION A HARD COPY SHALL BE SIGNED AND LEFT WITH THE ONSITE HILLSIDE COMPANIES REPRESENTATIVE. REFERENCES: KEYSTONE RETAINING WALL SYSTEMS, INC. 2011, KEYSTONE DESIGN MANUAL AND KEYWALL OPERATING GUIDE. KEYSTONE RETAINING WALL SYSTEMS, INC., KEYWALL, VERSION 3.7.2 BUILD 10, 2012. NATIONAL CONCRETE MASONRY ASSOCIATION, DESIGN MANUAL FOR SEGMENTAL RETAINING WALLS, SECOND EDITION. 2016 CALIFORNIA BUILDING CODE, (CBC 2016) DELANE ENGINEERING, GRADING PLANS FOR SAN DIEGO BOTANICAL GARDENS, CAD FILE RECEIVED JANUARY 29, 2019. NINYO & MOORE, GEOTECHNICAL EVALUATION, SAN DIEGO BOTANIC GARDEN, 230 QUAIL GARDENS DRIVE, ENCINITAS, CA, PROJECT NO. 108112001, DATED MARCH 15, 2016. NINYO & MOORE, GEOTECHNICAL EVALUATION UPDATE, SAN DIEGO BOTANIC GARDEN IMPROVEMENTS PROJECT, 230 QUAIL GARDENS DRIVE, ENCINITAS, CA, PROJECT NO. 108685001, DATED NOVEMBER 14, 2018. ICC ICC ESR -2113: REPORT FOR KEYSTONE RETAINING WALL SYSTEMS, REVISED OCTOBER, 2017. NOTE: REFER TO GRADING PLANS PREPARED BY DELANE ENGINEERING FOR FINISHED GRADE ELEVATIONS AND WALL LOCATION. THE WALL BOTTOM ELEVATION IS BASED ON FINISHED GRADE ELEVATION PLUS EMBEDMENT REQUIRED FOR THE WALL ANY DISCREPANCY IN WALL ELEVATIONS SHOULD BE BROUGHT TO OUR ATTENTION. DRAWING . Old CITY OF ENCINITAS - DEVELOPMENT SERVICES DEPARTMENT 3RADING PLAN FOR: SAN DIEGO BOTANIC GARDENS COUNTY OF SAN DIEGO DEPARTMENT OF PARKS AND RECREATION 311 SAXONY LANE - APN 256- 340 -31 -00 KEYSTONE WALL NOTES PLANNING CASE NO: 16 -147 CDP kv LL Z J J DRAVVIING N ®o (7 Z a 66 0 0 N W O r O N N O N G O U c O O 4 rn 3 v ti c rn �N O c vi O IL Lo C) m N 0 a N v c N N N 'v= O d N C N O O U �C O O m Ln O O) N Li d O I I U Place Additional Pieces of GSR When Angle Exceeds 200 Overlapping GSR Is Acceptable 71 `r Cap Unit Elevation ..18, . Cap Unit Plan 3 -Plane Split Cap Unit Option I' Dimensions 8 Availability Will Vary by Region GSR Installation on Curves NO SCALE Standard III Elevation BaWill and Extended Over the Fiberglass Pins, Place Next Unit. Standard 111 Plan Pull GSR Taught and Bartell. Stake as required Standard III Unit GSR & Pin Connection Proposed Building M W ED CO 0 N C TW 229.00 0 H Keystone Cap Unit o Cap Unit Secured with o Kapseal Adhesive or equal 0 o' Near Vertical Batter a Front Pin Alignment on 3 v 18" Deep Unit Drainage Fill Extends to Filter Fabric behind Block for Entire Length & Height of Wall. (3/4" Crushed Rock or Stoney --- See Drainage Detail C 0 a LO Standard III Unit 0 rn iN s FG 224.41 - - -� 4" Compacted Crushed Stone or Recycled Material Leveling Pad 0 6" Minimum Thickness ED 0 t� a 0 v o 0 A 0 4 m E Q(CHANGE NO. I DESCRIPTION i U may tau outslae oT connecting cores In aaaltlonal units above, if this occurs re -drill new pin holes as needed using a 5/8 inch masonry bit and realign units and /or use Keystone KapSeal adhesive (or approved equal) to secure units together. 0. GSR reinforcement is to be taut and anchored approx. 6' O.C. ±2' each way with soil staples or nails. *NOTE: SUBDRAIN OUTLET ELEVATIONS AND LOCATIONS SHOULD BE VERIFIED BY AND COORDINATED WITH THE PROJECT'S CIVIL AND SOILS ENGINEERS. ANY STORM DRAIN SYSTEMS AND /OR TIE -IN LOCATIONS NEED TO BE DISCUSSED WITH HILLSIDE BEFORE WALL CONSTRUCTION. CONNECTION TO BE PERFORMED BY OTHERS. HILLSIDE COMPANIES IS NOT RESPONSIBLE FOR ANY DISCREPANCIES BETWEEN THE GRADING PLAN, FIELD CONDITIONS AND THESE SEGMENTAL RETAINING WALL PLANS. ANY DISCREPANCIES SHOULD BE BROUGHT TO HILLSIDE'S ATTENTION AS SOON AS POSSIBLE SO THAT A RESOLUTION CAN BE FOUND. ENGINEERING AND /OR CONSTRUCTION FEES MAY APPLY TO CHANGES DUE TO THESE DISCREPANCIES. DRAINAGE & UTILITIES IN THE GSR ZONE SOME UTILITY LATERALS AND DRAINAGE PIPES ARE ALLOWED IN THE GSR ZONE BUT MUST BE COORDINATED AND INSTALLED DURING CONSTRUCTION OF THE RETAINING WALLS. IF GSR IS ENCOUNTERED DURING ANY EXCAVATIONS, EXCAVATION MUST STOP IMMEDIATELY AND THE CONTRACTOR MUST BE CONSULTED TO MITIGATE AND /OR REPAIR ANY DAMAGE, WITH 8" CAP TOP OF DITCH IS POURED WITH A 4" MORTAR CAP ABOVE STANDARD UNIT. A _ THE UPPER MOST GSR REINFORCEMENT MAY BE CUT THROUGH DURING DITCH EXCAVATION Brow Ditch Section Reinforced Soil (p = 32e y = 120 pcf •� Tpncar TF NO SCALE 7.0' Length - -- Min. 4.0 oz Filter Fabric —•— Tensar TPG60 7.0' Length . -- Compact to 90% Min. per ASTM D1557 Unit O Drainage Q Fill Q A geotextile separator shall be used to contain the drainage fill within the WITH 4" CAP TOP OF DITCH IS Select Keystone U POURED AGAINST STANDARD UNIT. ` Granular select aIIDWIng placement Of Backfill select backfill first followed by the \ \tt drainage fill within the units. This contained drainage zone limits the infiltration of fines into the wall Q Geotextile subdrain. I Separator I �t5 �1��11 Retained Soil (D = 32" y = 120 pcf -{ 18" Deep Drainage Zone Drainage Detail C Unit Drainage Fill with Geotextile Separator NO SCALE I I _ 4" PERF SDR 35 PVC OR TRIPLE WALL DRAIN INSERTED INTO FILTER 11 =I I I= 111 =11 i =_ SOCK, ENCASED IN 2" CRUSHED ROCK BEHIND BLOCK. LOCATE Foundation Soil I1!'1i I DRAINS AS LOW AS POSSIBLE BUT OUTLET PIPES MUST BE ALLOWED = - 0 p III— TO DAYLIGHT UNLESS CONNECTING TO A STORM DRAIN SYSTEM. y = 120 pcf I =111_ c = 0 2sf TYPICAL GEOSYNTHETIC REINFORCED SECTION I 311 1 @ STA 10 +31.50 Typical Section for Case 1 (see profile for GSR length and locations) Standard III Units - Front Pins (See Sheet 16) APPROVED DATE BENCHMARK FIELD SURVEY CONDUCTED BY COUNTY OF SAN DIEGO USING THE CONTINUOUSLY -- OPERATING REFERENCE STATION (CORS) AND THE NGS GEOID MODEL'GEOID09'. DATUM' NA 1" =2' AS -BUILT APPROVALS DATE VD88 CITY ENGINEER DATE PLANNING REVIEWER INSPECTOR 'u No 33538 nn r Exp. rr30 -2020 a Base Levelina Pad Notes: 1. The leveling pad is to be constructed of crushed stone 23he base foundation is to be approved by the site geotechnical engineer prior to placement of the leveling pad. Standard III Unit Width: 18" *Depth: 18" Height: 8" *Weight: 106 Ibs Cap Unit Width: 18" *Depth: 10 1/2" Height: 4" *'Weight: 45 Ibs m Excavation Limits IiI 7. IN , 6" Crushed Rock Leveling Pad Standard III Unit/Base Pad Isometric Section View * Dimensions & Weight May Vary by Region ti" crusnea Kock or J 8" or 16" Recycled Material Step Leveling Pad (4" Minus) Elevation Note: NO SCALE 1. The leveling pad is to be constructed of crushed stone. 1" x 5-41" Fiberglass Pins r- Front Face Section Leveling Pad Detail NO SCALE TW 220. Keystone Cap Unit Cap Unit Secured with\ Kapseal Adhesive or equal INT. DATE PLANS PREPARED UNDER SUPERVIS N OF DATE: 4 4 �� R.C.E. NO.: 33538 NICKS RVIN, P.E. EXP.: 6/30/20 Near Vertical Batter F Front Pin Alignment FG 218 3:1 Slope Max, BW 217.67,,�� 4" Compacted Crushed Stone or Recycled Material I II Leveling Pad MI II- 6" Minimum Thickness L J I Unit Face F� - i waellon Still Typical Planting Limits Section 4xDla -2(24) 1 4x(Dla 1+Dla.2) /2(18) 4xDla 1(12) {I la r 3 x DA 2 (18) (t la I -- — - -'- l ,..eti'n Dla - ' Dia — � l Dia. 1 N , w Dla 1 (3 Dla) (3 Dla.) Z of - or f �,{ p 1 6 1 C0 • �p -� - ' rr I rO- 01 r- -a -0. � rA -- - r + - Z Ei O D n b b .j`- R ] ..y°U R 2} � l.d r e A' A U; D k21J � . N_ ,!-E j N lr1-y 5 ndard 111 Unit 5.67' Foundation Soil (p = 32e y = 120 pcf c = 0 Dsf 111 =� 11 GSR Soil Reinforcement Typical Planting Limits Plan NO SCALE roposed building Unit Drainage Fill (3/4" Crushed Rock or Stone) Min. 24" from Face of Wall -I � (n I I Retained Soil —III— (D = 32e Min. 4.0 oz Filter Fabric A I I y - 120 pcf 11-111— I 9, • 4" PERF SDR 35 PVC OR TRIPLE WALL DRAIN INSERTED INTO FILTER -� SOCK, ENCASED IN 4" CRUSHED ROCK BEHIND BLOCK. LOCATE U DRAINS AS LOW AS POSSIBLE BUT OUTLET PIPES MUST BE ALLOWED Z TO DAYLIGHT UNLESS CONNECTING TO A STORM DRAIN SYSTEM. TYPICAL GRAVITY SECTION Wall 2 @ STA 10 +04.50 Typical Section for Case 2 Standard III Units - Front Pins (See Sheet 16) ENGINEERING DIVISION APPROVALS RECD MENDED: APP VE JESS OWENS WARD J. MER B /14 �M CITY NGIN � DATE DAT_ 1 " =2' CITY OF ENCINITAS - DEVELOPMENT SERVICES DEPARTMENT GRADING PLAN FOR: SAN DIEGO BOTANIC GARDENS 1 COUNTY OF SAN DIEGO DEPARTMENT OF PARKS AND RECREATION 311 SAXONY LANE -APN 256- 340 -31 -00 SECTIONS & DETAILS PLANNING CASE NO: 16 -147 CDP 230 225 I 220 10 +00 10 +10 10 +20 10 +30 4 O U 10 +50 10 +40 10 +50 10 +60 � r — I - ---1 p— — Ii— I �r) iiffixt. 10 +80 L_ ayout Line at Face of Wall 6 3 0 6 12 18 SCALE: 1" = 6' APPROVED DATE BENCHMARK AS -BUILT APPROVALS FIELD SURVEY CONDUCTED BY COUNTY OF SAN DIEGO USING THE CONTINUOUSLY OPERATING REFERENCE STATION (CORS) AND THE NGS GEOID MODEL'GEOID09'. DATUM:NAVD88 CITY ENGINEER m DATE 10 +90 O C) J rnQ 0 Q z � W 220 215 of of O Q o� oz Q� I— W C/) iii 10 +00 10 +10 10 +20 0 � J co Q + O C) Q z � W No. 33538 m Exp.6 -30 -2020 * PLANVIEW PROVIDED AS A COURTESY BY DEL ANE ENGINEERING TO SHOW WALL :FoFlv�aF���Q ALIGNMENT ONLY. PLEASE SEE ITS GRADING PLAN FOR DETAILS INFORMATION. INT. DATE PLANS PREPARED UNDER SUPERVO OF DATES 18LIC WORKS PLANNING R.C.E. NO.: 33538 REVIEWER INSPECTOR NICKSERVIN, P.E. EXP.: 6/30/20 ENGINEERING DIVISION APPROVALS RECOMMENDED: J G 01MIA JESS[ OWENS I'l CITY OF ENCINITAS - DEVELOPMENT SERVICES DEPARTMENT GRADING PLAN FOR: SAN DIEGO BOTANIC GARDENS COUNTY OF SAN DIEGO DEPARTMENT OF PARKS AND RECREATION 311 SAXONY LANE -APN 256 - 340 -31 -00 KEYSTONE WALLS 1 & 2 PROFILE PLANNING CASE NO: 16 -147 CDP z 0 U) W W 0 z - d 0 N uo Q ° 0 C) p C, cli T-y ° 0 ° N N p x � a N C ° O p ° a � � o p c o N a o �° p o CO u p ° 9 O C pO i m C ° � pOa d F m CN CN BE Ir o N E U) N f!1 N O a Profile Legend: ° Finished Grade: ......................................... ° Top Grade: _. —rG �TG �TG ®TG .G _ G Tensar TPG60: m Cep Unit: �� o C) 0 Plan Legend: Standard III Unit: GSR Location: ° ° 0 0 v O c m E o CHANGE NO. DESCRIPTION o / ° N / 4 O U 10 +50 10 +40 10 +50 10 +60 � r — I - ---1 p— — Ii— I �r) iiffixt. 10 +80 L_ ayout Line at Face of Wall 6 3 0 6 12 18 SCALE: 1" = 6' APPROVED DATE BENCHMARK AS -BUILT APPROVALS FIELD SURVEY CONDUCTED BY COUNTY OF SAN DIEGO USING THE CONTINUOUSLY OPERATING REFERENCE STATION (CORS) AND THE NGS GEOID MODEL'GEOID09'. DATUM:NAVD88 CITY ENGINEER m DATE 10 +90 O C) J rnQ 0 Q z � W 220 215 of of O Q o� oz Q� I— W C/) iii 10 +00 10 +10 10 +20 0 � J co Q + O C) Q z � W No. 33538 m Exp.6 -30 -2020 * PLANVIEW PROVIDED AS A COURTESY BY DEL ANE ENGINEERING TO SHOW WALL :FoFlv�aF���Q ALIGNMENT ONLY. PLEASE SEE ITS GRADING PLAN FOR DETAILS INFORMATION. INT. DATE PLANS PREPARED UNDER SUPERVO OF DATES 18LIC WORKS PLANNING R.C.E. NO.: 33538 REVIEWER INSPECTOR NICKSERVIN, P.E. EXP.: 6/30/20 ENGINEERING DIVISION APPROVALS RECOMMENDED: J G 01MIA JESS[ OWENS I'l CITY OF ENCINITAS - DEVELOPMENT SERVICES DEPARTMENT GRADING PLAN FOR: SAN DIEGO BOTANIC GARDENS COUNTY OF SAN DIEGO DEPARTMENT OF PARKS AND RECREATION 311 SAXONY LANE -APN 256 - 340 -31 -00 KEYSTONE WALLS 1 & 2 PROFILE PLANNING CASE NO: 16 -147 CDP z 0 U) W W 0