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Home My WebLink About186 Mid-Tech Drive Grading & Drainage Plan3 0 ;4 GRADING AND DRAINAGE NOTES: 1. THE PROJECT ELEVATIONS ARE BASED ON ASSUMED DATUM. 2 DEBRIS STUMPS EXCESS, AND UNSUITABLE MATERIALS LS FROM THE CLEARING &DEMOLITION OPERATIONS SHALL BE REMOVED FROM THE SITE AND DISPOSED OF IN A LEGAL MANNER BY THE CONTRACTOR 3. DISTURBED AREAS SHALL BE PROTECTED AT ALL TIMES TO CONTROL SEDIMENT TRANSPORT BEYOND THE LIMIT of WORK. 4. DISTURBED AREAS SHALL BE TREATED WITH WATER DURING EXCAVATION, OR APPROVED ALTERNATIVE, TO CONTROL THE DUST. 5. THE SITE SUBCONTRACTOR SHALL PROVIDE ALL EXCAVATION, BACKFILL AND COMPACTION NECESSARY TO ACHIEVE H THE FINISH GRADES SHOWN ON THE PLANS AND FOR INSTAL CATION OF PAVING STORMWATER MANAGEMENT AND ALL UTILITIES TIES INTERIOR AND EXTERIOR). EXISTING PAVING EDGES SHALL BE SAW CUT TO CREATE A CLEAN EDGE WHERE IT IS TO BE TIED INTO NEW PAVING, OR WHERE ASPHALT IS REMOVED ADJACENT TO ASPHALT WHICH IS TO REMAIN. BROKEN OR UNSTABLE PAVEMENT SHALL BE REMOVED AND SUBBASE REPLACED WITH SUITABLE COMPACTED MATERIAL PER PAVEMENT SECTION DETAIL HEREIN. ANY SAWCUT LINES SHOWN ON THE PLANS ARE APPROXIMATE ONLY. THE EXACT EDGE OF SAWCUT SHALL BE DETERMINED BY THE CONTRACTOR IN THE FIELD TO PROPERLY BLEND TO THE SURROUNDING GRADES. PROPOSED ASPHALT SHALL BE PROPERLY BUTTED AND BLENDED TO SURROUNDING ASPHALT WHICH IS TO REMAIN. THE BLENDED TRANSITION BETWEEN PROPOSED AND EXISTING ASPHALT SHALL BE ACCOMPLISHED WITH AN APPROXIMATE 1.5% GRADE UNLESS OTHERWISE IDENTIFIED. THE JOINT SHALL NOT BE ABRUPT. S. ALL PIPE STONE SWALES, CHECK DAMS, AND OTHER DRAINAGE OVERFLOW AND OUTLET AREAS SHALL HAVE RIPRAP EXTENDED FROM THE OUTLET TO THE BOTTOM OF SLOPE WITH A MINIMUM 10 FT X 10 FT RIPRAP LEVEL SPREADER, UNLESS OTHERWISE SPECIFICALLY DETAILED. ALL STONE OUTFALLS SHALL BE PROPERLY SHAPED SO THE RUNOFF IS CONTAINED WITH THE STONE LINING. SEE TYPICAL DETAILS FOR ADDITIONAL INFORMATION. 7. ALL DISTURBED AREAS NOT OTHERWISE TREATED SHALL BE STABILIZED WITH 4" LOAM, SEED, & MULCH. THE CONTRACTOR SHALL BE RESPONSIBLE FOR AREAS UNTIL VEGETATION HAS BEEN PERMANENTLY ESTABLISHED. SLOPES IN EXCESS OF 3:1 AND AREAS THAT SHOW SIGNS OF EROSION FROM CONCENTRATED FLOWS SHALL BE FURTHER STABILIZED WITH EROSION CONTROL BLANKETS (ECB) OF CURLEX DOUBLE NET - CURLEX 11.98 BY AMERICAN EXCELSIOR COMPANY OR EQUAL. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO PROVIDE REQUIRED ECS'S AND PROPERLY STABILIZE ALL AREAS OF THE SITE. S. ALL DRAINAGE STRUCTURES AND PIPING SHALL BE DESIGNED AND INSTALLED FOR H-20 LOADING. F_ '' - '' -, * - DRAINAGE EASEMENT ------- -7 DRAINAGE EASEMENT CONSTRUCTION SEQUENCE EXCAVATION/FILL NOTES: OPERA110N/MAINTENANCE PLAN 1. SIDE SLOPES TE TRENCH EXCAVATIONS DEEPER THAN 4 FEET BAXTER NYE 9. CONTRACTOR TO VERIFY IN FIELD, WITH ENGINEER PRESENT, SOIL INFILTRATION RATE AND 1. INSTALL SILT FENCING/HAY BALES 70 ESTABLISH THE LIMIT OF WORK AS SHOWN ON SHOULD BE FLATTENED (AS REQUIRED BY SITE CONDITIONS) TO A7 1. THIS OPERATION AND MAINTENANCE PAN HAI B P RFORM D GROUNDWATER ELEVATION PRIOR TO ORDERING F 0 MATERIALS OR COMMENCEMENTP OF LAN. LEAST 1H:1V OR SUPPORTED WITH TRENCH NCH BOX OR (ASSUMED 8.27 INCHES/HR. INFILTRATION RATE). IF RATE VARIES FROM SIMILAR DEVICE. BY Th �E_RAL ALL WORK SHALL BE PERFORMED SAFELY AND IN ACCORDANCE WITH CONTRACTOR DURING CONSTRUCTION DP RATION AND BY Ti OWNER ONCE T1,F FIFA I ITIFC ENGINEERING & ASSUMPTION OR GROUNDWATER IS PRESENT, SYSTEM MAY HAVE TO BE REDESIGNED AS 2. CONSTRUCT TEMPORARY CONSTRUCTION ENTRANCES AT POINTS OF EGRESS FROM OSHA AND MOSHA REQUIREMENTS. CONTRACTOR SHALL OBTAIN ARE COMPLETED AND PUT IN70 OP RATION: DETERMINED BY THE ENGINEER. ANY MATERIALS ORDERED OR CONSTRUCTION COMMENCED PRIOR THE SITE DURING CONSTRUCTION. TRENCH PERMIT AS REQUIRED. TO THIS OCCURRING IS AT THE CONTRACTORS OWN RISK. 2. PERSONNEL ASSOCIATED WITH THE CONSTRUCTION OF THIS PROJECT SHALL BE INFORMED SURVEYING 3. DISCHARGES FROM DEWATERING OF EXCAVATIONS SHALL NOT BE DIVERTED DIRECTLY 2, AFTER REMOVAL OF TOPSOIL AND INADEQUATE MATERIALS, THAT THE MAINTENANCE OF SILTATION CONTROLS TAKES PRECEDENCE OVER NORMAL 10. UNSUITABLE MATERIALS ENCOUNTERED ADJACENT TO SOIL INFILTRATION LAYERS SHALL BE INTO ANY WETLANDS OR EXISTING STORM DRAINS WITHOUT PRETREATMENT VIA GENERAL FILL SUBGRADE SHOULD BE PROOF -ROLLED WITH A CONSTRUCTION ACTIVITIES. ADJACENT PROPERTIES AND STREETS SHALL BE PROTECTED FROM REMOVED FOR 5 FT AROUND THE INFILTRATION SYSTEMS/FACILITIES AND REPLACED WITH SAND SETTLING BASINS. LOADED 10 -WHEEL TANDEM -AXLE DUMP TRUCK. THE EROSION OR SILTATION CONDITIONS. BORROW PER MHD M.1.04.0 TYPE B. 4. CLEAR AND GRUB SITE WITHIN THE LIMIT OF WORK. PROOF -ROLLING SHOULD BE PERFORMED AS DIRECTED BY A GEOTECHNICAL ENGINEER. NO FILL SHOULD BE PLACED UNTIL THE 3. INSPECTION AND MAINTENANCE, AS OUTLINED HEREIN, SHALL BE PERFORMED FOUR TIMES Registered Professional Engineers SUBGRADEIS APPROVED WITHIN THE FIRST YEAR OF OPERATION. THENCE, INSPECTIONS AND MAINTENANCE SHALL BE and Land Survers A A GEOTECHNICAL ENGINEER. BORROW 11. CPP -HIGH DENSITY POLYETHYLENE CORRUGATED PIPE WITH SMOOTH INTERIOR WALL TO 5. CONSTRUCT SWM RAIN GARDENS AND INSTALL CATCH BASINS WITH SILT SACKS.. MATERIALSLS FOR FILL OPERATIONS FOR GENERAL SITE GRADING CONDUCTED ON A SEMIANNUAL BASIS (2 TIMES A YR.) AND AFTER ALL LARGE STORMS. AN yo MEET ADS N-12 PIPE SPECIFICATION OR EQUAL. CPP PIPE USE SHALL BE ALLOWED AS NOTED, INSPECTION REPORT SHA SHOULD ME LL BE M ET AASHTO DESIGNATION MAINTAINED. GNATION A-2- D. S. ESTABLISH ROUGH4 CLASS III 0 WITH A DIAMETER UP TO AND INCLUDING 24". BACK FILLING CPP MUST FOLLOW MANUFACTURER'S SUB GRADES FOR PARKING LOT. ( ) R MORE 7S North Street - 3rd Floor GRANULAR AND BE APPROVED BY A GEOTECHNICAL ENGINEER. ALL 4, ACCUMULATED DEBRIS IN CATCH BASINS, RAIN GARDENS AND INFILTRATION CHAMBERS RECOMMENDATIONS AND SPECIAL CARE MUST BE EXERCISED (SEE ADS PRODUCT NOTE 3.115). 7, PERFORM SITE CONSTRUCTION. INSTALL BASE COURSE PAVING AS SOON AS FILLS SHOULD BE CONSTRUCTED IN 8" LOOSE LIFTS AND SHALL BE REMOVED BEFORE IT EXCEEDS Hyannis, Massachusetts 02501 EEDS 12 INCHES IN DEPTH AN PRACTICAL. COMPACTED AS FOLLOWS, UNLESS OTHERWISE NOTED IN PROJECT D DISPOSED OF PROPERLY. 12. ALL PIPE INSTALLATIONS SHALL FOLLOW PROJECT SPECIFICATIONS AND PIPE MANUFACTURER SPECIFICATIONS: I BROKEN OR DAMAGED GAS TRAPS/HOODS SHALL BE IMMEDIATELY REPAIRED OR REPLACED RECOMMENDATIONS. 8. INSPECT AND MAINTAIN EROSION CONTROL MEASURES AFTER RAINFALL EVENTS AND - FILLS SUPPORTING FOUNDATIONS AND FLOOR SLABS, 95% OF TO ENSURE ADEQUATE FUNCTION. Phone - (505) 771-7502 A MINIMUM OF ONCE PER WEEK. ASTM D-1557 (AASHTO T-180) 13. ALL GRADING WORK SHALL BE DONE IN A WORKMANLIKE MANNER ACCOMPLISHED TO CREATE - TOP 24 INCHES OF ROADWAY SUBGRADE AND SUBBASE, 95% OF 5. A VISUAL INSPECTION SHALL BE MADE AT ALL ACCESS MANHOLES, CATCH BASINS, Fax - (505) 771-7522 POSITIVE DRAINAGE AND ELIMINATE ANY PUDDLING OR PONDING. WHERE NOT OTHERWISE NOTED S. REMOVE SEDIMENT BUILDUP AT EROSION CONTROL DEVICES AS NEEDED. ASTM D-1557 (AASHTO T-180) LEACHING CHAMBERS, PIPES AND DRAINAGE CHANNELS FOR THE ENTIRE STORM DRAINAGE OR DEFINED ON THE PLAN, ALL CUT AND FILL SHALL BE BLENDED TO DAYLIGHT AT EXISTING SYSTEM. THE GENERAL CONDITION OF THESE STRUCTURES SHOULD BE REVIEWED AND WWW.bOxter-nye.COm GRADE WITH A 3:1 SLOPE. REDISTRIBUTE MATERIAL OVER SITE IN CONFORMANCE WITH EARTHWORK -RETAINING WALLS AND FILLS WITHIN ROADWAY (BELOW TOP 24 ACCUMULATED DEBRIS SHALL BE REMOVED. THE CONDITION OF ALL OUTLETS SHALL BE SPECIFICATIONS. INCHES OF SUBGRADE AND SUBBASE), 92% OF ASTM D-1557 NOTED AND A DESCRIPTION OF THE DRAINAGE STRUCTURES SHALL BE INCLUDED IN THE 14. THE CONTRACTOR SHALL NOTIFY THE ENGINEER WITH ANY GRADE ISSUES OR QUESTIONS 10. ONCE ALL DRAINAGE STRUCTURES ARE INSTALLED, INSTALL FILTER FABRIC AND (AASHTO T-180) REPORT. DELETERIOUS MATERIALS SHALL BE REMOVED FROM THESE STRUCTURES AND THE STAMP S T A M P PRIOR TO PERFORMING THE FINISH GRADING WORK. STONE OR HAY BALES AROUND ALL NEW STRUCTURES AND MAINTAIN THEM UNTIL - FILLS IN GREEN SPACE, 90% OF ASTM D-1557 LES,(AASHTOTA T-180) DRAINAGE CHANNELS IN ORDER FOR THE SYSTEM TO FUNCTION PROPERLY. PAVEMENT IS IN PLACE AND VEGETATION IS ESTABLISHED. ALL OUT FALLS SHALL BE -FILLS UNDER AND AROUND STRUCTURES, MANHOLES, TANKS, 15. STORMWATER MANAGEMENT FACILITIES SHALL BE PROTECTED FROM SEDIMENT AND SILTATION STABILIZED WITH STONE PROTECTION AS REQUIRED. VAULTS, ETC. AND PIPE EMBEDMENT (BEDDING, HAUNCHING AND S. ALL OUTLETS, DRAINING SWALES, AND SLOPES SHALL BE KEPT STABILIZED. ANY EROSION OF kA SHALL O REPAIRED IMMEDIATELY. .a AT ALL TIMES. JUST PRIOR TO COMPLETION, THE SITE SUBCONTRACTOR SHALL PERFORM A FINAL INITIAL BACK FILL), 95% OF ASTM D-1557 (AASHTO T-180) � MATTHEW �yG INSPECTION AND CLEANING OF THE STORM WATER MANAGEMENT SYSTEM. ALL SEDIMENT AND 11. ALL CUT AND FILL SLOPES SHALL BE TEMPORARILY STABILIZED WITH TOP SOIL, � m �y s SILTATION SHALL BE REMOVED FROM THE BASINS, FOREBAYS, ETC. AND THESE AREAS SHALL BE SEED AND MULCH OR CURLEX AS REQUIRED IF CONSTRUCTION ACTIVITY CEASES ON L I ICI I 1 NOTES 7. ACCUMULATED SEDIMENT SHALL BE REMOVED FROM THE SWM FACILITES BEFORE IT '�� D SHAPED TO FINAL CONTOURS AND ELEVATION PER THE PLANS. ALL REPAIRS SHALL BE MADE AS SAID SLOPES FOR A PERIOD OF 14 DAYS OR GREATER. ALL SLOPES SHALL BE EXCEEDS 1 IN DEPTH, OR AT LEAST ONCE EVERY 5 YEARS. BASIN SLOPES SHALL BE �� EDDY . NECESSARY TO THE SATISFACTION OF THE ENGINEER PRIOR TO PLACING FINAL TOPSOIL, MULCH, PERMANENTLY STABILIZED AS REQUIRED IMMEDIATELY UPON COMPLETION OF FINAL 1• S,CAUTION,MAINTAINED WITH A GRASS STAND OF AT LEAST 3". GRASS SHALL BE MOWED AT LEAST 4d: THE CONTRACTOR SHALL CONTACT DIG SAFE (AT '' No.CIVIL 43431B3 r VEGETATION, SEEDING, ETC. GRADING. 1 -888 -DIG -SAFE) AND UTILITY COMPANIES TO LOCATE ALL EXISTING TWICE A YEAR AND CLIPPINGS SHALL NOT BE LEFT IN BASIN. ANY TREES OR OTHER WOODY UTILITIES, AT LEAST 72 HOURS PRIOR TO THE START OF CONSTRUCTION. VEGETATION GROWING IN EMBANKMENTS OR NEAR CONTROL STRUCTURE SHALL BE REMOVED. #�o ��CISTi=.�� 15. TYPICAL CURB REVEAL IS TO BE 6 INCHES (FOR VERTICAL FACE) UNLESS OTHERWISE NOTED 12. PROVIDE SILT FENCE FOR BIORETENTION/INFILTRATION PROTECTION. INFILTRATION THE CONTRACTOR SHALL DETERMINE THE EXACT LOCATION, BOTH FSS 'll BY TOP OF CURB (TOC) AND BOTTOM OF CURB (BOC) ELEVATIONS. WHERE THESE ARE NOTED AREAS SHALL BE PROTECTED AT ALL TIMES FROM CONSTRUCTION TRAFFIC AND HORIZONTALLY AND VERTICALLY, OF ALL EXISTING UTILITIES BEFORE THE 8. THE FOLLOWING MINIMUM INFORMATION SHALL BE RECORDED: NA THE CONTRACTOR SHALL REVIEW TO PROVIDE REQUIRED REVEALS AND THEN PROPERLY TAPER SEDIMENT DURING CONSTRUCTION. START OF ANY WORK. THE LOCATION OF EXISTING UNDERGROUND t DATE OF INSPECTION THE CURB AND FINISH GRADE BACK TO THE TYPICAL 6 INCH REVEAL IF TOC OR BOC LABELS SYSTEMS, INFRASTRUCTURE, UTILITIES, CONDUITS AND LINES ARE SHOWN ' GENERAL CONDITION OF THE ENTRE SYSTEM ARE NOT SHOWN, ALL SPOT ELEVATIONS ARE BOTTOM OF CURB WHEN ADJACENT TO A CURB 13. COMPLETE FINISH GRADING AND STABILIZATON OF SITE. PLACE FINAL PAVING IN AN APPROXIMATE WAY ONLY, MAY NOT BE LIMITED TO THOSE SHOWN * CORRECTIVE MAINTENANCE ACTIONS TAKEN TO ENSURE ADEQUATE FUNCTION AND CON U L T A N T FACE. COURSE. HEREIN AND HAVE NOT BEEN INDEPENDENTLY VERIFIED BY THE OWNER, MEN PERFORMED. THE ENGINEER, OR ITS REPRESENTATIVE. THE CONTRACTOR AGREES TO * A COPY OF THESE INSPECTION REPORTS SHALL BE FURNISHED TO THE PLANNING 17. ANY DEWATERING OPERATION WHEN REQUIRED AS PART OF THE CONSTRUCTION PROCESS 14. REMOVE SEDIMENT FROM ALL DRAINAGE STRUCTURES, DRAIN MANHOLES, PIPES BE FULLY RESPONSIBLE FOR ANY AND ALL DAMAGES WHICH MIGHT BE BOARD UPON REQUEST. SHALL ENSURE ALL DEWATERING OCCURS THROUGH A PROPER DEWATERING BASIN (STONE, AFTER COMPLETION OF CONSTRUCTION. REMOVE AND REGRADE TEMPORARY BERMS, OCCASIONED BY THE CONTRACTOR'S FAILURE TO LOCATE SAID SYSTEMS, FILTER FABRIC AND HAYBALES OR OTHER ACCEPTABLE MEANS) PRIOR TO DISCHARGE FROM THE SWALES, CHECK DAMS, ETC. STABILIZE DISTURBED AREAS. INFRASTRUCTURE AND UTILITIES EXACTLY. IF ELEVATION INFORMATION �• MAINTENANCE OF THE STORMWATER MANAGEMENT FACILITY SHALL BE IN ACCORDANCE SITE. DIFFERS FROM PLAN INFORMATION, THE CONTRACTOR SHALL NOTIFY THE NTH THE EXECUTED INSPECTION AND MAINTENANCE AGREEMENT FOR PRIVATE STORMWATER 15. CLEAN OUT ALL SEDIMENT FROM SWM FACILITIES AND OUTLET STRUCTURES. ENGINEER IMMEDIATELY FOR POSSIBLE REDESIGN. AT UTILITY CROSSINGS, MANAGEMENT FACILITES AND SHALL BE THE RESPONSIBILITY OF THE OWNER AND THE REGRADE TO CONTOURS PER DESIGN. INSTALL FINAL RAIN GARDEN CROSS SECTION VERIFY IN FIELD THE LOCATION AND INVERTS OF WATER, ELECTRIC, GAS, ASSIGNEES. CONSULTANT MATERIALS. STABILIZE ALL SLOPES AS REQUIRED. TELEPHONE &DATA/COMM AND RELOCATE IF CONFLICTING WITH PROPOSED THE CONTRACTOR MUST NOTIFY THE BUILDING DEPARTMENT AND THE PLANNING BOARD ABBREMATKM PROPOSED INVERTS PER THE ENGINEERS DIRECTION. THE CONTRACTOR ENGINEER AT LEAST TWO (2) DAYS PRIOR TO THE START OF CONSTRUCTION. BOO BOTTOM OF CURB 15. UPON ESTABLISHMENT OF PERMANENT GROUND COVER AND APPROVAL BY THE SHALL PRESERVE ALL UNDERGROUND SYSTEMS, INFRASTRUCTURE AND ENGINEER, REMOVE HAY BALES & SILT FENCE. STABILIZE ALL AREAS WHERE HAY UTILITIES AS REQUIRED. BOS BOTTOM OF SLOPE BALES WERE REMOVED. BOW BOTTOM OF WAIL 2. GAS, ELECTRIC, DATA/COM IS SHOWN SCHEMATICALLY HEREON. ALL FF FINISHED FLOOR MAY10N LABOR, WORK, EQUIPMENT AND MATERIALS FOR INSTALLATION OF THESE G8 GRADE BREAK UTILITIES SHALL BE OWNED AND PERFORMED BY THE CONTRACTOR. r1" UTILITIES SHALL BE INSTALLED WITH A MINIMUM COVER OF 3 FEET PREPARED F O R HP HIGH POINT U.O.N. OR OTHERWISE DIRECTED BY THE CONTROLLING UTILITY COMPANY. LP LOW POINT CONTRACTOR TOC TDP or CURB 3. SITE CONTRACTOR TO OWN ALL EXCAVATION, TRENCHING, & BACK Cape Cod 5 Cents Savings Bank .L TOW TOP OF WALL FILLING FOR ALL UTILITIES AND MISCELLANEOUS WORK INCIDENTAL TO P. O. BOX O THE SCOPE OF THE PROJECT ND CONTRACT DOCUMENTS. 1 Orleans, MA 02653 UP/RISER #,1085/14 UP #,1086/15 UP/TRAN #1086/16 OH'W OHW OHW OHW OHW OH'W OHW OHW OHW OHW$- OHW OHN` OHW - OHW OHW DHt- EKY 011WOHW OHW OHW OHW OH*:OHWN OHW OH4 off OHW--- T E.O.P. C.C.BERM - / _ �z O 377370 I®m��H DRIVE / o BENCHMARK I I WATER GATE ` RIM. EL�100.92 _ X100.3 = E.O.P. C.C.eERM x100.3 = _ _ 4 x100.II= 100.7 - - 1004 w� \ W W W AP_PROXIMA7IN 12WA= GAIN e W IOD OVERFLOW I0',11dDE EL EC TRC EASEMENT (L. C. DO 7214) E EASERIPRAP SWALE ,p X1 PER DETAIL 19 / ° I/ PROVIDE PAVEMENT OVER Y PER NEW SPOT 8 �° ELEVATIONS AND WEDGE IN�TO-.EXISTI 101 RAIN GARDEN FACILITY 1.0100.59 - SF SF 1B6 SF x141 5 PAVEMENT TO MEET ADA G� E REQUIREMENT 101.5-- -- -- T -LAWN AREA PER DETAIL C-153 00.5 0 103 109. I 1 4 E.O.P.-0. x101 b / TOS 101.7 r.': £4:P;;: ;::::. !y O \ CATCH BASIN W 2 02. 10 102 ® \ 101.65 .. A \\ / �O X1 '� AC PLANTED AREA BEEHIVE GRATE S 05 �• x 4�1.n .::',�:::,::. :: , 102.1 0 RIM ELEV=99.69 1 J I \ 12CCP INV OUT=95.9. I 4 34 LF 12" CPP AT 1%- 20 (4 ROWS OF 5) CULTEC 330XLHO H-20 CHAMBERS IN N/F 154 MID -TECH CONDOMINIUM 25.67'W x 31.5'L STONE FIELD L.C. DOC.#438542 (4 STARTER, 12 INTERMEDIATE PARCEL 84/13 AND 4 END UNITS) 12" CPP INV. IN=95.57 x1 TOP OF 51ONE=99.61 BOTTOM OF CHAMBERS=96.57 BOTTOM OF STONE=95.07 WITH (4) ACCESS COVERS, ONE PER ROW 34 LF 12' CPP AT 1% CATCH BASIN W/ BEEHIVE GRATE RIM ELEV=99.69 12' CCP INV OUT PROVIDE INLET PROTECTION ' PER DETAIL #528, TYPICAL FOR ALL CATCH BASINS x100.4 E -WIN I 100.E 1 X100.3 95.0 101.24 / 0 / o° ODED AR � o^ X101.8 x101.1 OVERFLOW RIPRAP SWALE 1001 3" 10055 PER DETAIL X119 RAIN GARDEN A ILITY PER DETAIL 15 100.75 1 5 JCRETE °UCTUR� X101.1 125% 12 109x75 / � /___ 10151 'o x100.2- - 100 - SF SILT FENCE qT - - - - - LIMIT OF W/ORK ` m Z THRESHOLD EL.=102.40 MAINTAIN 12.0% IN ALL DIRECTIONS EXISTING BUILDING #212 102.Ox X02 102.Ox m 1 ACI x101.5 C 101.E 2 4' PVC 64 -1 °1 A H BASIN4ATCH BAS 10, RIM 100.59IM-100. _ 10 - E.O.P. -- /. N/F TOWNQ� YARMOUTH WATER DEPARTMENT x58.7 D D BOOK 4520 PAGE 309 x55.2Z x98.3 x10 \ x10 8 PARCEL 84/15 \ x103.2 X03 104.1 PERMTr REVIEW ONLY - NOT FOR CONSTRUCTION CHMARl, .0 U 1 CATCH BASIN 1 1Q w I- ~ J C-14.0 101.63 v r� CN RIM. EL.=101.05 Y E Of x H.P. I .01.5 i