Loading...
HomeMy WebLinkAboutC19 SWPPP 2Asphalt Asphalt Asphalt Asphalt R W R W R W FDC WIV FDC WIV SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF USE UNTIL THE TOP IS INSTALLED EXISTING UNDERGROUND DETENTION PROPOSED UNDERGROUND DETENTION ISOLATOR ROWS PROPOSED UNDERGROUND DETENTION USE UNTIL THE TOP IS INSTALLED USE UNTIL THE TOP IS INSTALLED 150' TIRE WASH SCALE IN FEET 0 30' 45' 60' PROPOSED PROPERTY LINE/RIGHT OF WAY LINE LIMITS OF DISTURBANCE GRADE BREAK CONTOUR ELEVATIONS STORM DRAIN GENERAL EROSION NOTES A. ALL CONTRACTORS AND SUBCONTRACTORS INVOLVED WITH STORM WATER POLLUTION PREVENTION SHALL OBTAIN A COPY OF THE STORM WATER POLLUTION PREVENTION PLAN AND THE STATE OF NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM GENERAL PERMIT (NPDES PERMIT) AND BECOME FAMILIAR WITH THEIR CONTENTS. B. THE TEMPORARY PARKING AND STORAGE AREA SHALL ALSO BE USED AS THE EQUIPMENT MAINTENANCE AREA, EQUIPMENT CLEANING AREA, EMPLOYEE BREAK AREA, AND AREA FOR LOCATING PORTABLE FACILITIES, OFFICE TRAILERS AND TOILET FACILITIES. THE EXACT LOCATIONS SHALL BE COORDINATED WITH THE OWNER'S CONSTRUCTION MANAGER. C. ALL WASH WATER (CONCRETE TRUCKS, VEHICLE CLEANING, EQUIPMENT CLEANING, ETC.) SHALL BE DISPOSED OF IN A MANNER THAT PREVENTS CONTACT BETWEEN THESE MATERIALS AND STORM WATER THAT IS DISCHARGED FROM THE SITE. D. MAINTAIN ON THE SITE OR HAVE READILY AVAILABLE SUFFICIENT OIL AND GREASE ABSORBING MATERIALS AND FLOTATION BOOMS TO CONTAIN AND CLEAN UP FUEL OR CHEMICAL SPILLS AND LEAKS. E. DUST ON THE SITE SHALL BE CONTROLLED BY SPRAYING WATER ON DRY AREAS OF THE SITE. THE USE OF MOTOR OILS AND OTHER PETROLEUM BASED OR TOXIC LIQUIDS FOR DUST SUPPRESSION OPERATIONS IS PROHIBITED. F. NO RUBBISH, TRASH, GARBAGE OR OTHER SUCH MATERIALS SHALL BE DISCHARGED INTO DRAINAGE DITCHES OR WATERS OF THE STATE. G. ALL STORM WATER POLLUTION PREVENTION MEASURES PRESENTED ON THIS PLAN, AND IN THE STORM WATER POLLUTION PREVENTION PLAN, SHALL BE INITIATED AS SOON AS PRACTICABLE. H. DISTURBED PORTIONS OF THE SITE WHERE CONSTRUCTION ACTIVITY WILL STOP FOR AT LEAST 21 DAYS, SHALL BE TEMPORARILY SEEDED IMMEDIATELY. I. DISTURBED PORTIONS OF THE SITE WHERE CONSTRUCTION ACTIVITY HAS PERMANENTLY STOPPED SHALL BE PERMANENTLY SEEDED. THESE AREAS SHALL BE SEEDED IMMEDIATELY AFTER THE LAST CONSTRUCTION ACTIVITY OCCURRING IN THESE AREAS. J. IF THE ACTION OF VEHICLES TRAVELING OVER THE GRAVEL CONSTRUCTION ENTRANCES IS NOT SUFFICIENT TO REMOVE THE MAJORITY OF DIRT OR MUD, THEN THE TIRES MUST BE WASHED BEFORE THE VEHICLES ENTER A PUBLIC ROAD. IF WASHING IS USED, PROVISIONS MUST BE MADE TO INTERCEPT THE WASH WATER AND TRAP THE SEDIMENT BEFORE IT IS CARRIED OFF THE SITE. THE EXACT LOCATIONS SHALL BE COORDINATED WITH THE OWNERS CONSTRUCTION MANAGER. K. ALL MATERIALS SPILLED, DROPPED, WASHED OR TRACKED FROM VEHICLES ONTO ROADWAYS OR INTO STORM DRAINS MUST BE REMOVED IMMEDIATELY. L. CONTRACTORS OR SUBCONTRACTORS WILL BE RESPONSIBLE FOR REMOVING SEDIMENT IN THE DETENTION POND AFTER THE STABILIZATION OF THE SITE AND ALSO ANY SEDIMENT THAT MAY HAVE COLLECTED IN THE STORM SEWER DRAINAGE SYSTEMS. M. IF SOIL STOCKPILING IS EMPLOYED ON THE SITE, SILT FENCES SHALL BE USED TO HELP CONTAIN THE SEDIMENT. N. SLOPES SHALL BE LEFT IN A ROUGHENED CONDITION DURING THE GRADING PHASE TO REDUCE RUNOFF VELOCITIES AND EROSION. O. SEDIMENT BASINS ARE ATTRACTIVE TO CHILDREN AND CAN BE VERY DANGEROUS. IN ALL CASES, LOCAL ORDINANCES AND REGULATIONS REGARDING HEALTH AND SAFETY MUST BE ADHERED TO. P. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE DISPOSED OF WITHIN 30 DAYS AFTER FINAL STABILIZATION. FINAL STABILIZATION HAS OCCURRED WHEN ALL SOIL DISTURBING ACTIVITIES ARE COMPLETED AND A UNIFORM PERENNIAL VEGETATIVE COVER WITH A DENSITY OF 70% OF THE COVER FOR UNPAVED AREAS AND AREAS NOT COVERED BY PERMANENT STRUCTURES HAS BEEN EMPLOYED. Q. DUE TO THE GRADE CHANGES DURING THE DEVELOPMENT OF THE PROJECT, THE CONTRACTOR SHALL BE RESPONSIBLE FOR ADJUSTING THE EROSION CONTROL MEASURES (SILT FENCES, STRAW BALES, ETC.) TO HELP PREVENT EROSION AND STORM WATER POLLUTION. R. ALL OFF-SITE CONSTRUCTION SHALL BE STABILIZED AT THE END OF EACH WORKING DAY, THIS INCLUDES BACKFILLING OF TRENCHES FOR STORM DRAINS & UTILITY CONSTRUCTION AND PLACEMENT OF GRAVEL OR BITUMINOUS PAVING FOR ROAD CONSTRUCTION. ALL MEASURES STATED ON THIS EROSION AND SEDIMENT CONTROL PLAN, AND IN THE STORM WATER POLLUTION PREVENTION PLAN, SHALL BE MAINTAINED IN FULLY FUNCTIONAL CONDITION UNTIL FINAL STABILIZATION OF THE SITE. ALL EROSION AND SEDIMENTATION CONTROL MEASURES SHALL BE CHECKED BY A QUALIFIED PERSON AT LEAST ONCE EVERY SEVEN CALENDAR DAYS AND WITHIN 24 HOURS OF THE END OF A RAINFALL EVENT, AND SHOULD BE CLEANED AND REPAIRED IN ACCORDANCE WITH THE FOLLOWING: 1. ALL SEEDED AREAS SHALL BE CHECKED REGULARLY TO SEE THAT A GOOD STAND IS MAINTAINED. AREAS SHOULD BE FERTILIZED AND RESEEDED AS NEEDED. 2. SILT FENCES SHALL BE REPAIRED TO THEIR ORIGINAL CONDITIONS IF DAMAGED. SEDIMENT SHALL BE REMOVED FROM THE SILT FENCES WHEN IT REACHES ONE-THIRD TO ONE-HALF THE HEIGHT OF THE SILT FENCE. 3. THE CONSTRUCTION ENTRANCES SHALL BE MAINTAINED IN A CONDITION WHICH WILL PREVENT TRACKING OR FLOW OF MUD ONTO PUBLIC RIGHTS-OF-WAY. THIS MAY REQUIRE PERIODIC TOP DRESSING OF THE CONSTRUCTION ENTRANCES AS CONDITIONS DEMAND. 4. THE TEMPORARY PARKING AND STORAGE AREA SHALL BE KEPT IN GOOD CONDITION (SUITABLE FOR PARKING AND STORAGE). THIS MAY REQUIRE PERIODIC TOP DRESSING OF THE TEMPORARY PARKING AS CONDITIONS DEMAND. 5. IF THE STONES IN THE GRAVEL INLET SEDIMENT FILTERS BECOME CLOGGED WITH SEDIMENT, THE STONES MUST BE PULLED AWAY, CLEANED AND REPLACED. (JOB SPECIFIC) 1. INSTALL STABILIZED CONSTRUCTION ENTRANCES. 2. INSTALL INLET PROTECTION DEVICES ON THE EXISTING DRAINAGE STRUCTURES. 3. PREPARE TEMPORARY PARKING AND STORAGE AREA. 4. CONSTRUCT THE SILT FENCES ON THE SITE. 5. CLEAR AND GRUB THE SITE. 6. BEGIN GRADING THE SITE. 7. START CONSTRUCTION OF BUILDING PAD AND STRUCTURES. 8. TEMPORARILY SEED DENUDED AREAS. 9. INSTALL UTILITIES, UNDERDRAINS, STORM SEWERS, CURBS AND GUTTERS. 10. INSTALL INLET PROTECTION DEVICES. 11. PREPARE SITE FOR PAVING. 12. PAVE SITE. 13. COMPLETE GRADING AND INSTALL PERMANENT SEEDING AND PLANTING. 14. REMOVE ALL TEMPORARY EROSION AND SEDIMENT CONTROL DEVICES (ONLY IF SITE IS STABILIZED). XXX SFFENCE SILT INLET PROTECTION EROSION DETAILS LIMITS OF DISTURBANCE SITE Not to Scale CrA Br Not to Scale LEGEND EXISTING e 75B FILTER SACK INLET PROTECTION 75C EROSION EEL 80C FLEX-STORM FILTER BAG FOR NYLOPLAST GRATE AND FRAME 80E INLET SEDIMENT CONTROL DEVICE WITH GUTTER GATOR 80F TEMPORARY SILT FENCE INLET PROTECTION 84A TEMPORARY SILT FENCE 85A TEMPORARY STONE CONSTRUCTION ENTRANCE 85B TEMPORARY CONSTRUCTION EXIT DRIVE THROUGH TIRE WASH 85C TEMPORARY CONCRETE WASH OUT AREA NOTE: "NO EARTH DISTURBING ACTIVITY MAY COMMENCE WITHOUT AN APPROVED STORMWATER MANAGEMENT PERMIT" CHILDREN'S LEARNING ADVENTURES DAVID NEWTON 3131 E.CAMEL BACK RD SUIT 420 PHOENIX, AZ 85016 (623) 221-0424 CrA: CROSBY SILT LOAM, FINE LOAMY SUBSOIL, 0 TO 2 PERCENT SLOPES Br: BROOKSTON SILTY CLAY LOAM INITIAL DATE DPOR PM DES DRW Engineering Associates, Inc. CEI PROJECT NO. NO. DATE REVISIONS 10/10/14 10/17/14 DESCRIPTION BZA SUBMITTAL ADLS/ DP SUBMITTAL EXISTING FIRE HYDRANT LOCATED AT THE NE CORNER OF THE SITE ELEVATION = 852.27' SITE BENCHMARK 2/26/15 SUBMITTAL REVISED PER COMMENTS 4/30/15 SUBMITTAL REVISED PER COMMENTS 6/4/15 PERMIT/ BID SET JOB # PROJ#28436.0 DRAWING: 28436 GP.dwg LAST SAVED BY: RNEDKOV LOCATION: C:\CEI-CAD\Vault\28436.0 CLA - 116th St & Colle ge Ave - Carmel, IN\Drawings\Design\28436 GP.dwg 6/2/15