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HomeMy WebLinkAboutC501 - SWPPP NOTESSTORM WATER POLLUTION PREVENTION PLAN FOR CONSTRUCTION SITES ALL EROSION CONTROL PRACTICES SHALL BE IN ACCORDANCE WITH THE INDIANA HANDBOOK FOR EROSION CONTROL IN DEVELOPING AREAS FROM THE DIVISION OF SOIL CONSERVATION, INDIANA DEPARTMENT OF NATURAL RESOURCES. NO LAND CLEARING OR GRADING SHALL BEGIN UNTIL ALL REQUIRED EROSION CONTROL MEASURES HAVE BEEN INSTALLED. THE CONTRACTOR SHALL STRICTLY ADHERE TO THE STORM WATER POLLUTION PREVENTION PUN DURING CONSTRUCTION OPERATIONS. THE CONTRACTOR SHALL CONTROL WASTE. GARBAGE, DEBRIS, WASTEWATER, AND OTHER SUBSTANCES ON THE SITE IN SUCH A WAY THAT THEY SHALL NOT BE TRANSPORTED FROM THE SITE BY THE ACTION OF WINDS, STORM WATER RUNOFF, OR OTHER FORCES. PROPER DISPOSAL OR MANAGEMENT OF ALL WASTES AND UNUSED BUILDING MATERIALS, APPROPRIATE TO THE NATURE OF THE WASTE OR MATERIAL, IS REQUIRED. THIS EROSION CONTROL PLAN SHALL BE IMPLEMENTED ON ALL DISTURBED AREAS WITHIN THE CONSTRUCTION SITE. ALL MEASURES INVOLVING EROSION CONTROL PRACTICES SHALL BE INSTALLED UNDER THE GUIDANCE OF QUALIFIED PERSONNEL EXPERIENCED IN EROSION CONTROL AND FOLLOWING THE PLANS AND SPECIFICATIONS INCLUDED HEREIN. THIS PLAN SHALL NOT BE CONSIDERED ALL INCLUSIVE AS THE GENERAL CONTRACTOR SHALL TAKE ALL NECESSARY PRECAUTONS TO PREVENT SOIL SEDIMENT FROM LEAVING THE SITE. 1. 14 DIGIT WATERSHED HYDROLOGIC UNIT CODE 05120201090030 2. NAME OF ALL RECEIVING WATERS IF THE DISCHARGE IS TO A MUNICIPAL SEPARATE STORM SEWER, IDENTIFY THE ULTIMATE RECEIVING WATER THE ULTIMATE RECEMNG WATER IS AN TO AN UNNAMED TRIBUTARY OF LITTLE COOL CREEK. 3. ESTIMATE OF PEAK DISCHARGE FOR POST CONSTRUCTION CONDITIONS (10-YEAR). PRE -CONSTRUCTION 10-YEN DISCHARGE: 20.96 CPS P05T-CONSTRUCTION 10-YEAR DISCHARGE: 31.25 CM 4. LOCATIONS OF SPECIFIC POINTS WHERE STORMWATER DISCHARGE WILL LEAVE THE SITE. STORMWATER DRAINAGE FROM THE SITE WILL BE CONVEYED BY A COMBINATON OF PROPOSED AND EXITING STORM SEWER TO A MODIFIED EXISTING DRY DETENTION POND AND PROPOSED UNDERGROUND DETENTION ON THE EAST SIDE OF THE SITE. THE ULTIMATE RECEIVING WATER IS AN TO AN UNNAMED TRIBUFARY OF LITTLE COOL CREEK. 5. LOCATIONS WHERE STORMWATER MAY BE DIRECTLY DISCHARGED INTO GROUNDWATER, SUCH AS ABANDONED WELLS OR SINKHOLES. THERE ARE NO LOCATIONS ON SITE WHERE SURFACE WATER MAY BE DISCHARGED INTO GROUND WATER. 6. SOILS MAP OF THE PREDOMINANT SOIL TYPES INCLUDING: SOIL INFORMATION FROM THE HAMILTON COUNTY SOIL SURVEY IS ON SHEET C500. THE SITE HAS CROSBY SILT LOAM AND BROOKSTON SILTY CLAY. CROSBY SILT LOAM IS A HYDROLOGIC GROUP C SOIL WITH VERY LOW CHANCE OF FLOODING OR PONDING. BROOKSTON SILTY CUY IS A HYDROLOGICAL GROUP B SOIL WIN A VERY LOW CHANCE OF FLOODING BUT WITH FREQUENT PONDING. THE SUITABILITY OF THE SOIL FOR SMALL COMMERCIAL BUILDINGS IS VERY LIMITED. THE ON -SITE SOIL WILL BE TREATED AS RECOMMENDED BY THE GEOTECHNICAL ENGINEER IF THE CONDITIONS ARE UNSUITABLE FOR THE PROPOSED BUILDING. THE FOUNDATIONS OF THE BUILDING WILL BE DESIGNED BY THE STRUCTURAL ENGINEER TO ACCOMMODATE THE BEARING CAPACITY OF THE SOILS. REMEDIAL TREATMENTS MAY INCLUDE THE REMOVAL OF THE UNSUITABLE SOIL AND BACKFILUNG WITH ENGINEERED MATERIAL. THE SUITABILITY OF THE SOIL FOR ROADS AND STREETS IS VERY UMITED. THE ON -SITE SOIL WILL BE TREATED AS RECOMMENDED BY THE GEOTECHNICAL ENGINEER IF THE CONDITIONS ARE UNSUITABLE FOR THE PROPOSED PAVEMENT. REMEDIAL TREATMENTS MAY INCLUDE THE REMOVAL OF THE UNSUITABLE SOIL AND BACKPILLING WITH ENGINEERED MATERIAL, INSTALLATION OF GEOFABRIC UNDER THE PAVEMENT, AND/OR THE INSTALLATION OF UNDERDRAINS BENEATH THE PAVEMENT. Mld��a3131bI.`�]�S31X:NEI�$7191fi1i�'LPL:Ta�7S�3dML11ae�;71131:I��P.FiI1Re5Q77Gi�B�. -CONSTRUCTION WASTE MATERIAL -CONSTRUCTION MATERIAL STORAGE AREA -FUEL STORAGE AREAS -LEAKING CONSTRUCTION VEHICLES AND EQUIPMENT -SOIL TRACKING OFPSIM FROM VEHICLES AND EQUIPMENT -EXPOSED SOILS AND DUST -SANITARY WASTE FROM TEMPORARY FACILITIES -COMMON UTTER 8. TEMPORARY AND PERMANENT STORMWATER OUAUTY MEASURES: STATE AND FEDERAL WATER QUALITY PERMITS NO STATE OR FEDERAL WATER QUALITY PERMITS ARE REQUIRED FOR THIS PROJECT. THE GENERAL CONTRACTOR SHALL COMPLY WITH ALL FEDERAL, STATE, AND LOCAL ORDINANCES THAT APPLY. TEMPORARY STORMWATER QUALITY MEASURES STABILIZED CONSTRUCTION ENTRANCE REFER TO SHEET C100 AND C500 FOR LOCATION OF THE STABILIZED CONSTRUCTION ENTRANCE. STABILIZED CONSTRUCTION ENTRANCE DETAILS AND SPECIFICATIONS ARE ON SHEET C502. SILT FENCE SILT FENCE WILL BE PLACE AROUND THE PERIMETER OF THE SITE, AS SHOWN ON SHEET C100 AND C500, TO HELP PREVENT RUNOFF SEDIMENTS FROM LEAVING THE SITE. REFER TO SHEET C502 FOR DEVILS. SHEET FLOW SEEDING AND MULCHING WILL PROTECT SHEET FLOW AREAS ON SITE. TEMPORARY AND PERMANENT SPECIFICATIONS CAN BE LOCATED ON SHEET C502 AND L101. REFER TO SHEET C500 FOR AREAS OF APPLICATION. EROSION CONTROL BLANKETS WILL BE INSTALLED IN AREAS WHERE STEEP SLOPES ARE PRESENT AND WITHIN THE BOTTOM OF THE BIOSWALE AREA TO PREVENT EROSION AND SEDIMENT FROM LEAVING THE SITE. REFER TO C500 FOR LOCATIONS FOR EROSION CONTROL BLANKETS AND C503 FOR DETAILS. CONCENTRATED FLOWS A ROCK CHECK DAM WILL BE TEMPORARILY LOCATED IN THE SWALE ON THE NORTH OF THE SITE, UNTIL THE SWALES REMOVAL. THE ROCK CHECK DAM LOCATION CAN BE SEEN ON SHEET C100 AND THE DUAL ON SHEET C503. STORMWATER INI ET PROTECTION INLET PROTECTION WILL BE INSTALLED ON ALL INLETS ONSITE AND WITHIN THE RIGHT-OF-WAY THAT RECEIVE RUNOFF FROM CONSTRUCTION ACTIVITIES. INLET PROTECTION LOCATIONS CAN BE SEEN ON C100 AND C500. REFER TO SHEETS C502 AND C503 FOR DETAILS. BELOW GRATE INLET PROTECTION IS REQUIRED FOR ALL INLETS WITHIN THE RIGHT-OF-WAY. STORMWATER OUTLET RIP RAP WILL PROTECTION BE PROVIDED AT THE OUTLET OF ALL STORM SEWER PIPE OUTLETS AND CURB TURNOUT LOCATIONS, AS WELL AS THE EMERGENCY OVERFLOW OF THE DETENTION POND. REFER TO SHEET CX)1 FOR LOCATION AND C503 FOR DETAILS. SEDIMENT BASIN THE DRY DETENTION BASIN WILL BE USED AS A TEMPORARY SEDIMENT BASIN DURING CONSTRUCTION TO PREVENT SEDIMENT RUNOFF FROM LEAVING THE SITE. DIVERSION OF STORMWATER TO THE BASIN MAY BE REQUIRED UNTIL PERMANENT STORM STRUCTURES ARE PUCED. A RISER PIPE AND SKIMMER WILL BE USED AT THE DRY BASINS OUTLET TO CONTROL THE STORMWATER RUNOFF FROM THE SITE. LOCATIONS FOR THE RISER PIPE AND SKIMMER CAN BE SEEN ON SHEET C100 AND C501. RISER PIPE DETAILS ARE LOCATED ON SHEET C503. MONITORING AND MAINTENANCE GUIDELINES FOR TEMPORARY STORMWATER QUALITY MEASURES SEDIMENT AND EROSION CONTROL MEASURES SHALL BE INSPECTED AT LEAST ONCE EVERY SEVEN (]) DAYS AND WITHIN 24 HOURS OF A RAINFALL EXCEEDING 0.5 INCHES DURING A 24-HOUR PERIOD OR MORE FREQUENTLY IF REQUIRED BY GOVERNING NPDES GENERAL PERMIT. ALL MAINTENANCE REQUIRED BY INSPECTION SHALL COMMENCE WITHIN 24 HOURS AND BE COMPLETED WITHIN 48 HOURS OF REPORT. ADDITIONAL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE INSTALLED IF DEEMED NECESSARY BY ON SITE INSPECTION. INSPECTIONS SHALL BE CONDUCTED AND A WRITTEN REPORT SHALL BE PREPARED BY A DESIGNATED AND QUALIFIED PERSON WHO IS FAMILIAR WITH THE USEPA NDPES STORMWATER GENERAL PERMIT, THE SWPPP, AND THE PROJECT. INSPECTION REPORTS SHALL BE STATE THE SCOPE OF THE INSPECTION, NAME(S) OF QUALIFIED PERSONNEL WHO PERFORMED THE INSPECTION, THE DATE OF THE INSPECTION, OBSERVATIONS REUTING TO THE IMPLEMENTATION OF THE SWPPP, AND ACTIONS TAKEN IN REGARDS TO INCIDENTS OF NONCOMPLIANCE DURING THE INSPECTION. UPON COMPLETION OF THE PROJECT, AS -BUILT DRAWINGS ALONG WITH A COPY OF THE MAINTENANCE REPORT SHALL BE SUBMITTED TO THE HAMILTON COUNTY DRAINAGE BOARD. THE HAMILTON COUNTY DRAINAGE BOARD SHALL NOT APPROVE FUTURE IMPROVEMENTS ON THE SITE UNTIL AS -BUILT DRAWINGS ARE SUBMITTED. THE CONTRACTOR SHALL KEEP A COPY OF Al__. THE INSPECTION REPORTS ON SITE AND PERMANENTLY FOR A PERIOD OF 2 YEARS AFTER CONSTRUCTION. REPORTS CAN BE REQUESTED BY THE LOCAL SOIL AND WATER CONSERVATION DISTRICT. Subject to compliance with all regulations Of State and Local Codes City of Camel �N�1��31QwW�DDA� DATE: 07/22/19 EROSION CONTROL MONITORING & MAINTENANCE GUIDELINES STORM EVENT IS DEFINED AS PRECIPITATION ACCUMUJATION EQUAL TO OR GREATER THAN 0.5 INCHES OF RAINFALL EROSION CONTROL MEASURE MONITORING & MAINTENANCE TEMPORARY CONSTRUCTION INSPECT WEEKLY, AFTER STORM EVENTS, AND AFTER HEAVY USE; RESHAPE ENTRANCE PAD AS NEEDED FOR DRAINAGE AND RUNOFF CONTROL; TOP DRESS WITH CLEAN STONE AS NEEDED; IF THE MAJORITY OF MUD OR DIRT IS NOT REMOVED FROM EXITING TRAFFIC, TEMPORARY WATER SERVICE OR STORAGE TANKS WIN HOSES SHALL BE PROVIDED AT THE CONSTRUCTION EXIT POINT, AND VEHICLE TIRES SHALL BE WASHED BEFORE EXITING ON PUBLIC ROADS. SILT FROM THIS WASHING OPERATION SHALL BE INTERCEPTED AND TRAPPED BEFORE WASHED WATER IS ALLOWED TO BE DISCHARGED OFFSITE; REMOVE ALL MUD AND SEDIMENT TRACKED OR WASHED ONTO PUBUC ROADS IMMEDIATELY; PUBLIC OR PRIVATE ROADWAYS SHALL BE KEPT CLEARED OF ACCUMULATED SEDIMENT. BULK CLEARING OF ACCUMULATED SEDIMENT SHALL NOT INCLUDE FLUSHING THE AREA WIN WATER. CLEARED SEDIMENT SHALL BE RETURNED TO THE POINT OF LIKELY ORIGIN OR OTHER SUITABLE LOCATION. SILT FENCE INSPECT AFTER STORM EVENTS; REPAIR ANY AREAS OF DECOMPOSITION OR DAMAGE TO FENCE MATERIAL; REMOVE SEDIMENT AT DEPTH OF ONE HALF FENCE HEIGHT AT LOWEST POINT OR IF FABRIC BULGES; AVOID UNDERMINING DURING CLEANOUT. TEMPORARY DIVERSIONS INSPECT WEEKLY AND AFTER EACH STORM EVENT; REMOVE SEDIMENT FROM CHANNEL AND REINFORCE RIDGE AS NEEDED: REPAIR OUTLET DAMAGE IMMEDIATELY; WHEN WORK AREA IS STABILIZED REMOVE RIDGE, FILL CHANNEL. REMOVE TEMPORARY SLOPE DRAINS, AND STABIUZE ALL DISTURBED AREAS. TEMPORARY SEDIMENT TRAP INSPECT AFTER STORM EVENTS: REMOVE SEDIMENT AT ONE HALF DESIGN DEPTH; CHECK SKIMMER AND STANDPIPE FOR IF CLOGS; REPLACE DISPLACED RIP RAP. TEMPORARY SEEDING INSPECT PERIODICALLY TO VERIFY ADEQUATE ESTABLISHMENT OF VEGETATIVE STANDS; RESEED AND MULCH AS NEEDED; INSPECT AFTER STORM EVENTS AND REPAIR EROSION DAMAGE; TOP DRESS FALL SEEDED WHEAT OR RYE SEEDINGS WITH 50 LBS/AC OF NITROGEN IN FEBRUARY OR MARCH IF NITROGEN DEFICIENCY IS APPARENT; WATER AS NEEDED. EROSION CONTROL BLANKET INSPECT FOR AREAS OF EROSION BELOW THE BLANKET AFTER EACH STORM EVENT; REPAIR AREAS OF EROSION BY REMOVING AFFECTED PORTION OF BU NKET. ADD SOIL RESEED, RELAY AND STAPLE BLANKET; INSPECT PERIODICALLY AFTER VEGETATON IS ESTABLISHED. INLET PROTECTION INSPECT AFTER STORM EVENTS AND MAKE NEEDED REPAIRS IMMEDIATELY; REMOVE ACCUMULATED SEDIMENT WHILE AVOIDING DAMAGING OR UNDERCUTTING THE FABRIC. PERMANENT STORMWATER QUALITY MEASURES SEEDING AND MUNCHING SEEDING AND MULCHING WILL CREATE VEGETATION TO PROTECT AREAS ON SITE AREAS FROM EROSION, SEDIMENT RUNOFF, AND DUST FROM BARE SOILS. TEMPORARY AND PERMANENT SPECIFICATIONS CAN BE LOCATED ON SHEET C502 AND L101. REFER TO SHEET C500 FOR AREAS OF APPLICATION. RAIN GARDENS TWO RAIN GARDENS WILL BE LOCATED AROUND THE STORM INLETS WITHIN PARKING AREA ISLANDS. THE RAIN GARDENS ARE DESIGNED TO PROMOTE INFILTRATION INTO THE SOIL, REDUCE SEDIMENT RUNOFF, AND REDUCE STORMWATER RUNOFF VOLUME. LOCATIONS OF RAIN GARDENS ARE SHOWN ON SHEET C500. REFER TO SHEET C502 FOR DETAILS. ROSWBLE A LOW FLOW BIOSWALE IS LOCATED WITHIN THE DRY DETENTION BASIN ON THE EAST SIDE OF HE SITE THE BIOSWALE IS DESIGNED FOR SLOW SHALLOW FLOW TO ALLOW POLLUTANTS TO SETTLE OUT AND TO PROMOTE INFILTRATION. LOCATION OF BIOSWALE IS SHOWN ON SHEET C500. REFER TO SHEET C300 FOR DETAILS. AOUA-SWIRL AN AQUASWIRL AS-0 IS LOCATED ON THE SOUTHEAST SIDE OF THE PARKING AREA. THE AQUASWIRL TAKES STORM WATER RUNOFF FROM THE PROPOSED BUILDING BUILDING AND PARKING AREA AND HELPS REMOVE SEDIMENT FROM THE STORMWATER RUNOFF. LOCATION OF AQUA -SWIRL IS SHOWN ON SHEET C500. REFER i0 SHEET C402 FOR DETAILS. DETENTION POND A DRY DETENTION POND AND CONTECH PERFORATED CMP UNDERGROUND DETENTION SYSTEM ARE LOCATED ON THE EAST S1DE OF THE SITE. THESE PRE CONNECTED TO PILL UP IN UNISON, WITH OUTFLOW RESTRICTED BY AN ORIFICE TO LIMIT THE PEAK DISCHARGE OF STORMWATER FROM THE SITE. THE LOCATION OF THE DETENTION POND AND UNDERGROUND SYSTEM ARE SHOWN ON SHEET CMO. REFER SHEET C400, C401, C403, C404 AND C405 FOR DETAILS. MONITORING AND MAINTENANCE GUIDELINES FOR PERMANENT STORMWATER QUALITY MEASURES MAINTANENCE REQUIREMENTS FOR THE DRY DETENTION POND, UNDERGROUND DETENTION SYSTEM AQUA -SWIRL RAIN GARDENS, AND BIOSWALE WILL REMAIN IN PLACE AFTER CONSTRUCTION HAS COMPLETED. POST CONSTRUCTION MAINTENANCE REQUIREMENTS FOR THE DRY DETENTION POND. UNDERGROUN DETENTION SYSTEM, AQUA -SWIRL, RAIN GARDENS, AND BIOSWALE ARE TO INCLUDE PERIODIC INSPECTIONS AS NEEDED OR AT A MINIMUM Of EVERY SIX MONTHS. SEDIMENT SHOULD BE PROPERLY DISPOSED OF OFF SITE IN COMPLIANCE WITH ALL APPLICABLE LAWS. AREAS THAT SHOW SIGNS OF EROSION SHOULD BE STABILIZED WITH SEEDING OR EROSION CONTROL BLANKETS IF NECESSARY. FOR COMPLETE AND DETAILED INSPECTION AND MAINTENANCE PROCEDURES REFER TO THE SITE SPECIFIC OPERATION AND MAINTENANCE MANUAL 9. GENERAL CONSTRUCTION SEQUENCE L SCHEDULE A PRE CONSTRUCTION MEETING WITH THE CITY OF CARMEL ENGINEERING OFFICE AT LEAS 48 HOURS PRIOR TO LAND DISTURBING ACTMTIES. 2. INSTALL STABILIZED CONSTRUCT ENTRANCE. 3. POST THE I AT THE ENTRANCE OF THE S1TE 4. INSTALL PERIMETER SILT FENCE. ADD PROTECTION MEASURES TO THE EXISTING INLETS. 5. INSTALL STAGING AREA, FUELING FACILITIES, MATERIAL STORAGE, STAGING AREA, AND CONCRETE WASHOUT. IIIIIIIII<:I<I(.y�aFYXa91]�a1a�}YBISIT.I�:i W[Na/_11iIX!IlQY\YEiX�IIIIX.I�:IcyIJF�Y:[�I^.I.<tl:FY:14at4UL1� ]. PERFORM CLEARING, GRUBBING, DEMOLITION AND TOPSOIL REMOVAL AS REQUIRED. CLEARING AND GRUBBING SHALL BE DONE ONLY IN AREAS WHERE EARTHWORK WILL BE PERFORMED AND ONLY AREAS WHERE CONSTRUCTION IS PUNNED TO COMMENCE WITHIN 14 DAYS AFTER CLEARING AND GRUBBING. B. BEGIN SITE FINAL GRADING. 9. DISTURBED AREAS OF THE SITE WHERE CONSTRUCTION ACTMTY HAS CEASED FOR MORE THAN 14 DAYS SHALL BE TEMPORARILY SEEDED AND WATERED. 10. INSTALL STORM SEWERS, UNDERGROUND DETENTION SYSTEM, AND UTUTES. PROVIDE INLET PROTECTION IMMEDIATELY. 11. MOVE RISER PIPE AND SKIMMER TO LOCATION SHOWN ON SHEET C500, TO CREATE TEMPORARY SEDIMENT BASIN. FINAL GRADE POND AND BIOSWALE. PROVIDE SEEDING AND EROSION CONTROL BLANKETS TO SLOPES. 12. SEED THE PERIMETER OF THE SITE. 13. START BUILDING CONSTRUCTION. 14. FINALIZE PAVEMENT SUBGRADE PREPARATION. 15. WHEN APPLICABLE, INSTALL BASE MATERIAL AS REQUIRED FOR PAVEMENT. 16. REMOVE TEMPORARY CONSTRUCTION ENTRANCE ONLY PRIOR TO PAVEMENT CONSTRUCTION IN THESE AREAS (THESE AREAS ARE TO BE PAVED UST). 17. COMPLETE UTILITY INSTALLATION, CURBING, PAVING, AND BUILDING CONSTRUCTION. 18. FINALIZE STABILIZATION AND LANDSCAPING OF THE RAN GARDENS. 19. CARRY OUT FINAL GRADING, SEEDING. LANDSCAPE PIATJNG. AND STABIUZATON OF ALL REMAINING DISTURBED ARM. 20, REMOVE ALL EROSION AND SEDIMENT CONTROL PRACTICES WHEN AREAS HAVE A UNIFORM GRASS COVER. CLEAN AREAS WHERE SEDIMENT HAS ACCUMULATED AND DISPOSE OF PROPERLY. 10. LOCATION OF PROPOSED SOIL STOCKPILES, BORROW, AND/OR DISPOSAL AREAS EXCESS SOIL MALL BE IMMEDIATELY STOCKPILED AND SEEDED AND/OR REMOVED FROM THE CONSTRUCTION SITE IN ACCORDANCE WITH ALL APPLICABLE LAWS. 11. TEMPORARY AND PERMANENT SURFACE STABILIZATION METHODS APPROPRIATE FOR EACH SEASON THE UNITS OF SEEDING AND MULCHING ARE ASSUMED TO BE 5'-0' OUTSIDE THE WORK LIMITS. ALL AREAS NOT DESIGNATED TO BE SEEDED SHALL REMAIN UNDER NATURAL GROUND COVER. THOSE AREAS DISTURBED OUTSIDE THE SEEDING LIMITS SHALL BE SEEDED AND MULCHED AT THE CONTRACTOR'S EXPENSE. TEMPORARY SEEDING: ANY AREA WHICH WILL BE LEFT DORMANT (UNDISTURBED) FOR MORE THAN 21 DAYS SHALL BE SEEDED WITHIN ] DAYS OF TERMINATED WORK. DISTURBED AREAS WITHIN 50 FEET OF A STREAM, FIRST ORDER OR URGER, SHALL BE STABILIZED WITHIN 2 DAYS OF INACTMW. TEMPORARY SEEDING CONSISTS OF SEEDBED PREPARATION AND APPLICATION OF SEED, FERTILIZER, AND WATER. SOIL TEST IS RECOMMENDED TO DETERMINE PROPER APPLICATION RATE OF FERTILIZER AND IF UME IS NECESSARY. WINTERIZATION OF ANY DISTURBED AREA THAT IS NOT GOING TO BE WORKED FOR 21 DAYS OR MORE MUST BE SEEDED AND MULCHED BY NOVEMBER 1 OR MUST HAVE DORMANT SEEDING OR MULCH COVER APPLIED BETWEEN NOVEMBER 1 AND MARCH 1. FERTILIZER 12-12-12 8 LB 1000 SQ. ET. STRAW MULCH I2 TONS ACRE WATER I300 G 1000 S0. FT. TEMPORARY SEEDING SEEDING DATES SPECIES LB./1000 So R. PER ACRE MARCH 1 TO NOVEMBER 1 PERENNIAL RYEGRASS TALL FESCUE ANNUAL RYEGRASS 1 1 1 40 L.B. 40 LB. 40 I.B. NOV. 1 TO SPRING SEEDING USE MULCH ONLY, SODDING PRACTICES OR DORMANT SEEDING NOTE OTHER APPROVED SEED SPECIES MAY BE SUBSTITUTED. PERMANENT SEEDING: ANY AREA THAT IS AT FINAL GRADE SHALL BE SEEDED WITHIN ] DAYS OF TERMINATED WORK. PERMANENT SEEDING CONSISTS OF SEEDBED PREPARATION AND APPLICATION OF SEED, FERTILIZER, AND WATER. SOIL TEST IS RECOMMENDED TO DETERMINE PROPER APPLICATION RATE OF FERTILIZER AND IF LIME IS NECESSARY. IDEAL CONDITIONS FOR PERMANENT SEEDING IS MARCH 1-MAY 31 AND AUGUST 1-SEPTEMBER 30. PERMANENT SEEDING SEEDING RATE SEED MIX NOTES LB/ACRE LB/1000 SOFT. GENERAL USE CREEPING RED FESCUE 20-40 /2-1 DOMESTIC RYEGRASS 10-20 1/4-1/2 KENTUCKY BLUEGRASS 10-20 1/4-1/2 TALL FESCUE and)1 DWARF FESCUE 40 1 12. EROSION AND SEDIMENT CONTROL SPECIFICATIONS FOR INDIVIDUAL BUILDING LOTS THE SITE IS DIVIDED INTO TWO LOTS, AN EASTERN AND A WESTERN. THE EASTERN LOT CONTAINS AN EXISTING VFW BUILDING AND DETENTION POND. THE WESTERN LOT WILL COMPRISE OF A NEW HOTEL BUILDING. PROPOSED SITE IMPROVEMENTS FOR BOTH LOTS ARE SHOWN ON THE SITE PUN. DESCRIPTION OF POLLUTANTS AND THEIR SOURCES ASSOCIATED WITH THE PROPOSED LAND USE: THE PROPOSED LAND USE OF BOTH LOTS IS COMMERCIAL. POLLUTANTS NORMALLY EXPECTED FROM THIS LAND USE ARE: PASSENGER VEHICLES AND DELIVERY VEHICLES TYPES OF POLLUTANTS: OIL, GASOLINE. DIESEL FUEL, HYDROCARBONS RELATED TO VEHICULAR USE, LUBRICANTS, GREASE, ANTIFREEZE, WINDSHIELD WIPER FLUID, BRAKE FLUID, RUBBER, GLASS, METAL FRAGMENTS, PLASTIC FRAGMENTS, GRIT, DEICING MATERIAL COMMERCIAL BUILDING TYPES OF POLLUTANTS: CLEANING SOLUTIONS/SOLVENTS, HVAC LEAKS, ROOF GRIT, ROOF AGGREGATE OR RUBBER FRAGMENTS PARKING LOTS TYPES OF POLLUTANTS: ANY POLLUTANT ASSOCIATED WITH VEHICULAR USE, ASPHALT GRIT, BITUMINOUS COMPOUNDS, DEICING MATERIALS, PAINT PARTICLES, CONCRETE FRAGMENTS, ELEVATED WATER TEMPERATURES DUMPSTER TYPES OF POLLUTANTS: CLEANING SOLUTIONS/SOLVENTS, COMMON UTTER, FOOD PRODUCTS, BACTERIA LAWN AND LANDSCAPING TYPES OF POLLUTANTS: FERTILIZER, SOILS, ORGANIC MATERIAL 13. MATERIAL HANDLING, STORAGE, AND SPILL PREVENTION PUN SOLID WASTE DISPOSAL: NO SOLID MATERIAL, INCLUDING BUILDING MATERIALS, IS PERMITTED TO BE DISCHARGED TO SURFACE WATERS OR BURIED ON SITE. ALL SOLID WASTE MATERIALS, INCLUDING DISPOSABLE MATERIALS INCIDENTAL TO THE CONSTRUCTION ACTIVITY, MUST BE COLLECTED IN CONTAINERS OR CLOSED DUMPSTER'S. THE COLLECTION CONTAINERS MUST BE EMPTIED PERIODICALLY AND THE COLLECTED MATERIAL HAULED TO A UNDPILL PERMITTED BY THE STATE AND/OR APPROPRIATE LOCAL MUNICIPALITY TO ACCEPT THE WASTE FOR DISPOSAL A SUPERVISOR SHOULD BE DESIGNATED IN WRITING TO OVERSEE, ENFORCE, AND INSTRUCT CONSTRUCTION WORKERS ON PROPER SOLID WASTE PROCEDURES. WHENEVER POSSIBLE, MINIMIZE THE USE OF HAZARDOUS MATERIALS AND GENERATION OF HAZARDOUS WASTES. ALL HAZARDOUS WASTE MATERIALS WILL BE DISPOSED IN THE MANNER SPECIFIED BY FEDERAL, STATE, OR LOCAL REGULATIONS OR BY THE MANUFACTURER. USE CONTAINMENT BERMS IN FUELING AND MAINTENANCE AREAS AND WHERE POTENTIAL FOR SPILLS IS HIGH. A SUPERVISOR SHOULD BE DESIGNATED IN WRITING TO OVERSEE, ENFORCE AND INSTRUCT CONSTRUCTION WORKERS ON PROPER HAZARDOUS WASTE PROCEDURES. THE LOCATION OF ANY HAZARDOUS WASTE STORAGE AREAS SHOULD BE INDICATED ON THE STORMWATER POLLUTION PREVENTION PUN BY THE OPERATOR FOLLOWING ON -SITE LOCATION OF THE FACILITY. DUST CONTROL/OFF-SITE VEHICLE TRACKING: DURING CONSTRUCTION, DUST ON SIZE SHALL BE MINIMIZED BY SPRAYING WATER ON DRY AREAS OF THE SITE. THE USE OF OILS AND OTHER PETROLEUM BASED OR TOXIC LIQUIDS FOR DUST SUPPRESSION IS PROHIBITED. SOIL ROUGHENING TO PRODUCE 6'i HEIGHT PERPENDICULAR TO PREVAILING WIND AND/OR COVERING 30R MINIMUM OF THE SOIL SURFACE WITH NON -ERODIBLE MATERIAL MAY ALSO BE USED TO MINIMIZE WIND EROSION. AFTER CONSTRUCTION, THE SITE SHOULD BE STABILIZED TO REDUCE DUST. CONSTRUCTION TRAFFIC SHOULD ENTER AND EXIT THE SITE AT A CONSTRUCTION ENTRANCE WITH A ROCK PAD OR EQUIVALENT DEVICE. THE PURPOSE OF THE ROCK PAD IS TO MINIMIZE THE AMOUNT OF SOIL AND MUD THAT IS TRACKED ONTO EXISTING STREETS. IF SEDIMENT ESCAPES THE CONSTRUCTION SITE. OFF -SITE ACCUMULATIONS OF SEDIMENT MUST BE REMOVED AT A FREQUENCY SUFFICIENT TO MINIMIZE OFPSITE IMPACTS. BY ALL CONSTRUCTION PERSONNEL AND BE SERVICED REGULARLY. ALL EXPENSES ASSOCIATED WITH PROVIDING SANITARY FACILITIES ARE THE RESPONSIBILITY OF THE CONTACTORS AND SUBCONTRACTORS. THE LOCATION OF ANY SANITARY FACILITIES SHOULD BE INDICATED ON THE STORMWATER POLLUTION PREVENTION PUN BY THE OPERATOR FOLLOWING ON -SITE LOCATION OF SAID FACILITIES. WATER SOURCE: WATER USED TO ESTABLISH AND MAINTAIN GRASS. TO CONTROL DUST, AND FOR OTHER CONSTRUCTION PURPOSES MUST ORIGINATE FROM A PUBLIC WATER SUPPLY OR PRIVATE WELL APPROVED BY THE STATE OR LOCAL HEALTH DEPARTMENT. EQUIPMENT FUELING AND STORAGE AREAS: EQUIPMENT FUELING, MAINTENANCE, AND CLEANING SHOULD ONLY BE COMPLETED IN PROTECTED AND BERMED AREAS. LEAKING EQUIPMENT AND MAINTENANCE FLUIDS WILL BE COLLECTED AND NOT ALLOWED TO DISCHARGE ONTO SOIL WHERE THEY MAY BE WASHED AWAY DURING A RAN EVENT. EQUIPMENT WASH DOWN SHOULD TAKE PLACE WITHIN AN AREA SURROUNDED BY A BERM. THE USE OF DETERGENTS IS PROHIBITED. CONCRETE WASHOUT: ALL CONCRETE TRUCKS WASTE MATERIAL SHALL BE COMPLETELY CONTAINED AND DISPOSED IN ACCORDANCE WITH ALL LOCAL STATE, AND FEDERAL REGULATIONS. A PIT OR CONTAINER IS REQUIRED WHEN CLEANING CONCRETE CHUTES. HAZARDOUS MATERIAL STORAGE: STORED IN THEIR ORIGINAL CONTAINERS (IF ORIGINAL CONTAINER IS NOT RESEAIFBLE, STORE THE PRODUCTS IN CLEARLY LIBELED, WATERPROOF CONTAINERS). EXCEPT DURING APPLICATION, THE CONTAINERS SHOULD BE KEPT IN TRUCKS OR IN BERMED AREAS WITHIN COVERED STORAGE FACILITIES. RUNOFF CONTANING SUCH MATERIALS SHALL BE COLLECTED, REMOVED FROM THE SITE, AND DISPOSED OF IN ACCORDANCE WITH THE FEDERAL, STATE, AND LOCAL REGULATIONS. AS MAY BE REQUIRED BY FEDERAL, STATE OR LOCAL REGULATIONS, THE CONTRACTOR SHOULD HAVE A HAZARDOUS MATERIALS MANAGEMENT PLAN AND/OR HAZARDOUS MATERIALS SPILL AND PREVENTION PROGRAM IN PLACE. A SUPERVISOR SHOULD BE DESIGNATED IN WRITING TO OVERSEE, ENFORCE, AND INSTRUCT CONSTRUCTION WORKERS ON PROPER HAZARDOUS MATERIALS STORAGE AND HANDLING PROCEDURES. THE LOCATION OF ANY HAZARDOUS MATERIAL STORAGE AREAS SHOULD BE INDICATED ON THE STORMWATER POLLUTION PREVENTION PUN BY THE OPERATOR FOLLOWING ON -SITE LOCATION OF THE STORAGE AREAS. MATERIAL HANDLING AND SPILL PREVENTION: DISCHARGE OF HAZARDOUS SUBSTANCES OR OIL INTO STORMWATER IS SUBJECT TO REPORTING REQUIREMENTS. IN THE EVENT OF A SPILL OF A HAZARDOUS SUBSTANCE. THE OPERATOR IS REQUIRED THE POSSIBILITY OF FUTURE OCCURRENCES. EACH CONTRACTOR AND SUBCONTRACTOR IS RESPONSIBLE FOR COMPLYING WITH THESE REPORTING REQUIREMENTS. SPILL RESPONSE PLAN: MINOR SPILLS SMALL SPILLS THAT TYPICALLY INVOLVE OIL GASOLINE, PAINT, HYDRAULIC FLUID. ETC.. MINOR SPILLS CAN BE CONTROLLED BY THE FIRST RESPONDER AT THE DISCOVERY OF THE SPILL BY CONTAINING THE SPILL TO PREVENT MATERIAL FROM ENTERING STORM OR GROUND WATER. DO NOT FLUSH WITH WATER OR BURY. AN ABSORBENT MATERIAL TO CLEAN-UP SPILL MATERIAL AND ANY SUBSEQUENTLY CONTAMINATED SOIL AND DISPOSE OF PROPERLY. SEMI -SIGNIFICANT SPILLS SPILLS APPROXIMATELY TEN GALLONS OR LESS OF A POLLUTANT WITH NO CONTAMINATION OF GROUND OR SURFACE WATERS. SEMI -SIGNIFICANT SPILLS CAN BE GENERALLY CONTROLLED BY THE FIRST RESPONDER WITH HELP FROM OTHER SITE PERSONNEL. THIS RESPONSE MAY REQUIRE OTHER OPERATION TO STOP TO MAKE SURE THE SPILL IS QUICKLY AND SAFELY ADDRESSED AT THE DISCOVERY OF THE SPILL. RESPONDERS MUST CONTAIN SPILL TO PREVENT MATERIAL FROM ENTERING STORM OR GROUND z p v WATER. DO NOT FLUSH WITH WATER OR w ti m USE ABSORBENT MATERIAL TO CLEAN-UP SPILLS AND DISPOSE OF PROPERLY. SPILLS ON IMPERVIOUS m SURFACES SHOULD BE CONTAINED WIN A DRY ABSORBENT. SPILLS ON CLAYEY SOILS SHOULD BE CONTAINED BY CONSTRUCTING AN EARTHEN DIKE AND SHOULD BE DISPOSED OF AS SOON AS POSSIBLE w TO PREVENT MIGRATION DEEPER INTO THE SOIL AND GROUNDWATER. DISPOSE OF CONTAMINATED SOILS Of m O LL ABSORBENTS PROPERLY. CONTACT 911 IF THIS SPILL COULD BE A SAFETY ISSUE. CONTACT SUPERVISORS AND DESIGNATED INSPECTORS IMMEDIATELY. CONTAMINATED SOLIDS AND SUBSEQUENTLY CONTAMINATED SOILS SHALL BE DISPOSED OF PROPERLY. MAJOR OR HAZARDOUS SPILLS H i MORE THAN TEN GALLONS, THERE IS THE POTENTIAL FOR DEATH, INJURY OR ILLNESS TO w HUMANS OR ANIMALS OR HAS THE POTENTIAL FOR SURFACE OR GROUNDWATER POLLUTION. RESPONDERS AND OPERATORS MUST CONTROL OR CONTAIN THE SPILL WITHOUT RISKING BODILY HARM. TEMPORARILY - - PLUG STORM DRANS IF POSSIBLE TO PREVENT MIGRATION OF THE SPILL INTO THE STORMWATER SYSTEM. a IMMEDIATELY CONTACT THE LOCAL FIRE DEPARTMENT AT 911 TO REPORT ANY HAZARD MATERIAL SPILL. F u CONTACT SUPERVISORS AND DESIGNATED INSPECTORS IMMEDIATELY, OTHER COUNTY OR MUNICIPAL OFFICIALS (CITY OF CARMEL ENGINEERING DEPARTMENT) RESPONSIBLE FOR STORM WATER FACILITIES ^ SHOULD BE CONTACTED AS WELL THE CONTRACTOR IS RESPONSIBLE FOR HAVING THESE CONTACT 2�^ LL10 NUMBERS AVAILABLE AT THE JOB SITE. A WRITTEN REPORT SHOULD BE SUBMITTED TO THE OWNER AS ; SOON AS POSSIBLE. WITHIN 2 HOURS OF DISCOVERY, CONTACT THE DEPORTMENT OF ENVIRONMENTAL •�} MANAGEMENT, OFFICE OF EMERGENCY RESPONSE (1-888-233-]]45). THE FOLLOWING INFORMATION SHOULD BE NOTED FOR FUTURE REPORTS TO IDEM OR THE NOTIONAL RESPONSE CENTER: C tBC -THE LOCATION OF THE SPILL C CIE -THE TIME OF THE SPILL CIVIT 'E -IDENTIFICATION OF THE SPILLED SUBSTANCE v� -APPROXIMATE QUANTITY OF THE SUBSTANCE THAT HAS BEEN SPILLED OR MAY BE FURTHER SPILLED co C -THE DURATION AND SOURCE OF THE SPILL -NAME AND LOCATION OF THE DAMAGED WATERS -NAME OF SPILL RESPONSE ORGANIZATION ; -WHAT MEASURES WERE TAKEN IN THE SPILL RESPONSE ; -OTHER INFORMATION THAT MAY BE SIGNIFICANT 14. CONTACT INFORMATION FOR THE TRAINED INDIVIDUAL RESPONSIBLE FOR STORMWATER POLLUTION PREVENTION FOR THE PROJECT SIZE OWNE OPERAIDR CONTRACTOR WITNESS CONSTRUCTION METER NPJEM CONSTRUCTION, LLC U 600THOMASEN LENNON MICHAEL Ni J OFF ENTERPRISE DR, LEWIS CENTER, .9 O 43035 OFFICE: LANTERN RD,7,0 SUITE 100, FISHERS. IN 46038 OFFICE: 614.495.8912 CELL: 513.623.9430 OFFICE: 31 ].5]].000] J E-MAIL TOMA ENNONIGNEWIINESSGROURCOM E-MAIL M.NAJEM®METER-NAJEM.COM W 2 C K O L O of STORM WATER POLLUTION PREVENTION PUN FOR POST -CONSTRUCTION: o Q 1. DESCRIPTION OF POLLUTANTS AND THEIR SOURCES ASSOCIATED WITH THE PROPOSED UND USE a U w THE PROPOSED LAND USE OF BOTH LOTS IS COMMERCIAL. POLLUTANTS NORMALLY EXPECTED FROM THIS a GO w UND USE ARE: Z m PASSENGER VEHICLES AND DFUVERY VEHICLES TYPES OF POLLUTANTS: OIL, GASOLINE, DIESEL FUEL, HYDROCARBONS RELATED TO VEHICULAR USE, LUBRICANTS, GREASE, ANTIFREEZE, WINDSHIELD WIPER FLUID, BRAKE FLUID, RUBBER, GLASS, METAL FRAGMENTS, PLASTIC FRAGMENTS, GRIT, DEICING MATERIAL COMMERCIAL BUILDING TYPES OF POLLUTANTS: CLEANING SOLUTIONS/SOLVENTS, HVAC LEAKS, ROOF GRIT, ROOF AGGREGATE OR RUBBER FRAGMENTS PARKING LOTS W TYPES OF POLLUTANTS: ANY POLLUTANT ASSOCIATED WIN VEHICULAR USE, ASPHALT GRIT, BITUMINOUS 0 COMPOUNDS, DEICING MATERIALS, PAINT PARTICLES, CONCRETE FRAGMENTS, ELEVATED WATER Z V J TEMPERATURES w DUMPSTER TYPES OF POLLUTANTS: CLEANING SOLUTIONS/SOLVENTS, COMMON UTTER, FOOD PRODUCTS, BACTERIA LAWN AND LANDSCAPING TYPES OF POLLUTANTS: FERTILIZER, SOILS, ORGANIC MATERIAL 2. POST -CONSTRUCTION STORMWATER QUALITY MEASURES: 0. LOCATION - REFER TO OVERALL DRAINAGE PLAN, SHEET C400 E. DIMENSIONS - REFER TO OVERALL DRAINAGE PUN, SHEET C400 C. SIZING CALCULATIONS - REFER TO THE DRAINAGE REPORT FOR THIS PROJECT B. DETAILED SPECIFICATIONS -REFER TO THE DRAINAGE REPORT FOR THIS PROJECT e. CONSTRUCTION DETAILS - REFER TO SHEETS C502 AND C503 3. SEQUENCE DESCRIBING STORMWATER QUALITY MEASURE IMPLEMENTATION: THE EXISTING DRY DETENTION POND WITH BIOSWALE WILL BE MODIFIED AND THE UNDERGROUND DETENTION SYSTEM WILL BE INSTALLED AT THE TIME OF GRADING OF THE SITE TO PROVIDE THE POND OUTLET FOR THE SITE. THE AQUA -SWIRL WILL BE INSTALLED ONTO THE EXISTING STORM SYSTEM ONCE OF THE EXISTING PAVEMENT IS REMOVED FROM THE INSTALLATION ARE. THE RAN GARDENS WILL BE INSTALLED DURING THE INSTALLATION OF THE CURBING AND LANDSCAPING ONCE THE SITE WORK IS COMPLETE. 4. STORMWATER QUALITY MEASURES TO BE IMPLEMENTED TO PREVENT OR MINIMIZE ADVERSE IMPACTS TO STREAM AND RIPARIAN HABITATS RAN GMDFNS THE RAIN GARDENS ARE DESIGNED TO PROMOTE INFILTRATION INTO THE SOIL. REDUCE SEDIMENT 1 AND REDUCE STORMWATER RUNOFF VOLUME. BIOSWALE THE BIOSWALE IS DESIGNED FOR SLOW SHALLOW FLOW TO ALLOW POLLUTANTS TO SETTLE OUT AND TO PROMOTE INFILTRATION. AQUASWIRL THE AQUASWIRL TAKES STORMWATER RUNOFF FROM THE PROPOSED BUILDING BUILDING AND PARKING AREA AND HELPS REMOVE SEDIMENT FROM THE STORMWATER RUNOFF. THE DRY DETENTION POND AND CONTECH PERFORATED CMP UNDERGROUND DETENTION SYSTEM ARE CONNECTED TO FILL UP IN UNISON, WIN OUTFLOW RESTRICTED BY AN ORIFICE TO UNIT THE PEAK DISCHARGE OF STORMWATER FROM THE SITE. K 0 zo1 O -5 CO J I x m cwc G O U H Tp 2 N LU O Z 0. 0. 0- W C501