HomeMy WebLinkAboutC403 - SWPP PLAN (FINAL)FFE = 868.50FFE = 868.50THW 100: 855.9NORMAL: 851.085' WIDE EMERGENCYSPILLWAYW/ RIP RAPREVETMENT COVERDRAINAGE & BMP ESMT855.6855.120'W BMP ACCESS ESMT20'W BMP ACCESS ESMT25'W SAN SWR ESMT25'W SAN SWR ESMT25'W SAN SWR ESMT25'W SAN SWR ESMT30'W DRAINAGE ESMTPROPOSED ROWPROPOSED ROW20' BMP ACCESSEASEMENTC.O.C.O.C.O.C.O.C.O.C.O.C.O.C.O.C.O.C.O.C.O.C.O.C.O.20'W ELEC ESMT10'W GAS ESMT20'W WATER ESMT20'W SAN SWR ESMT 20'W SAN SWR ESMT
WETLANDS(PROTECT)SILVARA COURT
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G NO PARKINGPLAYGROUND AREAREFER TO L212NPDESPOSTINGBOARDSEE LANDSCAPEPLANS FOR SEED,SOD, AND OTHERSTABILIZATION ORGROUND COVER INBALL DIAMONDS.SEE LANDSCAPEPLANS FORSEEDING, SODDINGAND LANDSCAPINGIN PARKING LOTISLANDSAPPLY NATIVE SEEDAND PLANT PLUGS W/EROSION CONTROLBLANKET ON PONDBANKS BETWEENELEVATIONS 850.0 ANDELEV 853 (2'VERTICALLY ABOVE TOPOF 10 FT. SHELF)INSTALL RIP-RAP PERSHEET C405AT ALL PONDINLETS/OUTLETSBMP #1AQUASWIRL FILTERAS-10BMP #2WET PONDWITHNATIVE BANKS(SEE L401 & L410)PROVIDE GRAVELBAG WEIR AROUNDTRENCH DRAINSEE LANDSCAPEPLANS FORSEEDING, SODDINGAND LANDSCAPINGAROUND BUILDINGS"DO NOT MOW"SIGN = 6 TOTAL77WETLANDS(PROTECT)WETLANDS(PROTECT)18095Project Number:Drawing Number:Certified By:Checked ByDrawn ByIssue DateRevisions:PROJECT:Scope Drawings:CARMEL, INDIANA
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CARMEL CLAY SCHOOLS
CARMEL ELEMENTARY SCHOOLSDrawing Title:06-21-19SOMKRev. #RevisionDescriptionIssueDate1ADDENDUM7/9/20193ASI #18/28/2019LINE TYPE / SYMBOLEROSION CONTROL LEGENDLINE TYPE / SYMBOLDESCRIPTIONDESCRIPTIONSCALE: 1" = 100'THERE SHALL BE NO DIRT, DEBRIS, ORSTORAGE OF MATERIAL IN THE STREETADJACENT ROADS MUST BE SWEPT DAILY1.REPAIR , REPLACE, AND MAINTAIN ALL SILT FENCE, CHECK DAMS OR INLET PROTECTIONDAMAGED DURING EARTHWORK OR CONSTRUCTION ACTIVITIES.2.DESIGNATE THE PERSON RESPONSIBLE FOR COMPLYING WITH THE ON-SITE SWPPPINSPECTIONS UNTIL ALL DISTURBED AREAS ON SITE SITE HAVE REACHED 70 PERCENTVEGETATIVE COVER DENSITY.3.IF WORK OR CONSTRUCTION HAS STOPPED FOR 2 WEEKS OR MORE BEFORE PERMANENTSEED IS APPLIED, INSTALL TEMPORARY SEED AND MULCH AS DESCRIBED ON SHEET C405.COORDINATE RESPONSIBILITY FOR COMPLETING THE SITE REVIEW AFTER EACH 12" RAINFALLAND A MINIMUM OF ONE TIME A WEEK.4.DETENTION BASIN SHALL BE USED AS SEDIMENT BASIN DURING CONSTRUCTION.COLLECTED SEDIMENT SHALL BE REMOVED WHEN IT REACHES DEPTHS OF 1.6 FEET(ELEVATION . DETENTION BASIN BOTTOM HAS BEEN SHALL BE OVER EXCAVATED 2.0 FEET TOACCOMMODATE SEDIMENT (OVER EXCAVATE TO ELEVATION 851.0) . AT COMPLETION OFCONSTRUCTION CONTRACTOR SHALL REMOVE/EXCAVATE ALL SEDIMENT TO REACH A FINALPOND BOTTOM OF 853.00.5.THIS SITE DRAINS TO ONE AQUASWIRL STRUCTURE THEN ON TO A WET POND DETENTIONSYSTEM. BOTH THE AQUASWIRL STRUCTURE AND DETENTION POND SHALL BE INSPECTEDMONTHLY THROUGHOUT THE PROJECT CONSTRUCTION. ALL VISIBLE SEDIMENT, IF PRESENT,SHALL BE REMOVED BY VACUUM TRUCK (AQUASWIRL STRUCTURE) OR EXCAVATOR(DETENTION POND) IF SEDIMENT LEVELS REACH LEVELS IDENTIFIED IN THE POSTCONSTRUCTION OPERTATION AND MAINTENANCE MANUAL.6.PREPARE ALL SEEDBEDS AND LANDSCAPING BEDS PER PLANS AND SPECIFICATIONS WHENCONSTRUCTION IS COMPLETE ENOUGH FOR FINAL STABILIZATION.7.PLACE PERMANENT SEEDING AND MULCH OR EROSION CONTROL BLANKET WITHIN 30HOURS OF SEEDBED PREPARATION. INSTALL EROSION CONTROL BLANKETS INDICATED ONPLANS.8.FINAL STABILIZATION IS CONSIDERED COMPLETE WHEN ALL LAND DISTURBING ACTIVITIESHAVE BEEN COMPLETED AND A UNIFORM VEGETATED SURFACE WITH 70% DENSITY ISACHIEVED ON ALL DISTURBED/DENUDED AREAS AND AREAS NOT HAVING A PERMANENTSTRUCTURE. THE CONTRACTOR SHALL OVER-SEED AS REQUIRED TO OBTAIN 70 PERCENTVEGETATIVE DENSITY IF REQUIRED.9.AFTER SITE HAS REACHED 70% VEGETATIVE COVER, CONTRACTOR SHALL REMOVEREMAINING TEMPORARY BMP STRUCTURES AND REPAIR AND RE-SEED ANY DISTURBEDAREAS AS REQUIRED.10.ONCE THE CONSTRUCTION ACTIVITY IS COMPLETED (BY RULE LANGUAGE, WHEN FINALSTABILIZATION HAS OCCURRED), A COMPLETED RULE 5 NOTICE OF TERMINATION (NOT) MUSTBE SUBMITTED TO IDEM.FINAL POST CONSTRUCTION SEQUENCING NOTESINLET/OUTLET PROTECTIONPERMANENT SEEDINGWITH NORTH AMERICANGREEN EROSIONCONTROL BLANKET -SC150 BN.PERMANENT NATIVEEMERGENT SEEDING ANDPLANT PLUGS WITH NORTHAMERICAN GREEN SC 150 BNEROSION CONTROL BLANKET.SEE SHEET L401 & L410.EROSION CONTROL NOTES1.THE EROSION AND SEDIMENT CONTROL MEASURES SHOWN ON THE DRAWINGS ARECONSIDERED THE MINIMUM PRACTICES NECESSARY FOR COMPLIANCE WITH THE NPDESGENERAL PERMIT FOR STORM WATER DISCHARGES ASSOCIATED WITH CONSTRUCTIONACTIVITY AS IDENTIFIED UNDER SECTION 327-IAC-15-5 OF THE INDIANA ADMINISTRATIVECODE. HOWEVER, SITE CONDITIONS, CONSTRUCTION METHODS, SEQUENCING OF WORKAND GENERAL PRACTICE MAY WARRANT VARIATION AND/OR ADDITIONS TO THE QUANTITIES,TYPES, AND LOCATIONS OF BMP MEASURES AS SHOWN.2.UNLESS OTHERWISE SHOWN, TEMPORARY CONTROL MEASURES SHALL BE REMOVED UPONSATISFACTORY ESTABLISHMENT OF PERMANENT VEGETATION.3.SEE SHEET C404-C405 FOR DETAILS AND SPECIFICATIONS REFERENCED ON THIS SHEET.4.PERIMETER CONTROL MEASURES (I.E. SILT FENCE, DIVERSION DITCHES AND BERMS, TREEPROTECTION FENCING) SHALL BE INSTALLED PRIOR TO COMMENCING EARTHWORKACTIVITIES.5.IN ADDITION TO THE MAINTENANCE REQUIREMENTS IDENTIFIED FOR INDIVIDUAL MEASURES,ALL EROSION CONTROL MEASURES INSTALLED UNDER THIS PROJECT SHALL BE INSPECTEDWEEKLY TO ENSURE THEY ARE FUNCTIONING PROPERLY. MEASURES FOUND TO BEDEFICIENT SHALL BE REPAIRED OR REPLACED IMMEDIATELY THEREAFTER.6.THE CONTRACTOR SHALL MAINTAIN A STABLE CONSTRUCTION ENTRANCE AT ALL TIMES ANDSHALL MAKE EFFORTS TO MINIMIZE THE ACCUMULATION OF SOIL, MUD AND DEBRIS ONADJOINING ROADWAYS.7.SYMBOLS FOR INLET PROTECTION MEASURES AND DITCH CHECKS ARE SHOWN LARGERTHAN ACTUAL SIZE.8.DISTURBED AREAS AND STOCKPILES THAT ARE TO REMAIN IDLE FOR MORE THAN 14 DAYSSHALL BE STABILIZED WITH TEMPORARY SEEDING.9.ADDITIONAL EROSION CONTROL MEASURES MAY BE REQUIRED BY THE INSPECTOR.10.PORTABLE TOILETS SHALL BE ANCHORED TO THE GROUND TO PREVENT TIPPING ANDSPILLS.PERMANENT SEEDINGWITH MULCHNOTES:1. ALL DISTURBED AREAS SHALL BESTABILIZED WITH SEED AND MULCH,SEED AND EROSION CONTROL BLANKET,PAVEMENT OR LANDSCAPE BEDSWHETHER INDICATED ON THESE PLANSOR NOT.2.SEE LANDSCAPE PLANS FOR SPECIFICSTABILIZATION METHODS ANDMATERIALS IN BALL DIAMONDS, PARKINGLOT BEDS, AND AREAS AROUND THEBUILDING.3.SEE LANDSCAPE PLANS FORPLAYGROUND AREAS.4.SEE LANDSCAPE PLAN L401 FOR NATIVESEED AND PLAT PLUGS IN WET PONDWITH NATIVE BANKS.C403SWPP PLAN(FINAL)2TAC COMMENTS8/12/20194ASI #29/20/20197ASI #612/03/20199ASI #901/09/2020999999