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HomeMy WebLinkAboutR-39403401 F G NOTES 1. INSTALL INLET PROTECTION ON ALL CATCH BASINS WWTHIN 500' OF CONSTRUCTION SITE THAT MAY RECEIVE RUNOFF DURING CONSTRUCTION. 2. CLEARING LIMITS ARE SHOWN SCHEMATICALLY; CONTRACTOR TO FLAG CLEARING OMITS AS REQUIRED. 3. ALL TREES TO BE SAVED MUST HAVE PROTECTION AROUND THEM OUT TO THE DRIP UNE. 4. ADDITIONAL SILT FENCE MAY BE REQUIRED DURING CONSTRUCTION. SEEDING NOTE: TEMPORARY SEEDING - WITHIN 14 DAYS AFTER CONSTRUCTION ACTIVITY CEASES ON ANY PARTICULAR AREA, ALL DISTURBED GROUND WHERE THERE WILL NOT BE CONSTRUCTION FOR LONGER THAN 21 DAYS MUST BE SEEDED WITH FAST -GERMINATING TEMPORARY SEED AND PROTECTED PATH MULCH. PERMANENT SEEDING - ALL AREAS AT FINAL GRADE MUST BE SEEDED WTHIN 14 DAYS AFTER COMPLETION OF THE MAJOR CONSTRUCTION ACTIVITY. RECOMMENDED CONSTRUCTION SEQUENCE 1. PRE -CONSTRUCTION MEETING. 2. POST SIGN PATH NAME AND PHONE NUMBER OF ESC SUPERVISOR (MAY BE CONSOLIDATED WITH THE REQUIRED NOTICE OF CONSTRUCTION SILT!). 3. FLAG OR FENCE CLEARING UNITS 4. INSTALL CATCH BASIN PROTECTION IF REQUIRED. 5. GRADE AND INSTALL CONSTRUCTION ENTRANCE(S). 6. INSTALL PERIMETER PROTECTION (SILT FENCE, BRUSH BARRIER, ETC.). 7. CONSTRUCT SEDIMENT PONDS AND TRAPS 8. GRADE AND STABILIZE CONSTRUCTION ROADS. 9. CONSTRUCT SURFACE WATER CONTROLS (INTERCEPTOR DIKES, PIPE SLOPE DRAINS, ETC.) SIMULTANEOUSLY PATH CLEARING AND GRADING FOR PROJECT DEVELOPMENT, 10. MAINTAIN EROSION CONTROL MEASURES IN ACCORDANCE WITH APPENDIX D OF THE SURFACE WATER DESIGN MANUAL AND MANUFACTURER'S RECOMMENDATIONS. 11. RELOCATE EROSION CONTROL MEASURES OR INSTALL NEW MEASURES SO THAT AS SITE CONDITIONS CHANGE THE EROSION AND SEDIMENT CONTROL IS ALWAYS IN ACCORDANCE WITH THE CIMS EROSION AND SEDIMENT CONTROL STANDARDS. 12. COVER ALL AREAS THAT WILL BE UNWORKED FOR MORE THAN SEVEN DAYS DURING THE DRY SEASON OR TWO DAYS DURING THE WET SEASON WITH STRAW, WOOD FIBER MULCH, COMPOST, PLASTIC SHEETING OR EQUIVALENT. 13. STABILIZE ALL AREAS THAT REACH FINAL GRADE WITHIN SEVEN DAYS. 14. SEED OR SOD ANY AREAS TO REMAIN UNWORKED FOR MORE THAN 30 DAYS. 15. UPON COMPLETION OF THE PROJECT, ALL DISTURBED AREAS MUST BE STABILIZED AND BMPS REMOVED IF APPROPRIATE. CONSTRUCTION KEY NOTES OA STRAW WATTLES -20 z QB TEMPORARY CONSTRUCTION ENTRANCE 20 © INLET PROTECTION 20 OD TEMPORARY CONSTRUCTION FENCE e 2.0 IXISTING STORMWATER FACILITIES TO BE CLEARED OF ANY TRASH OR DEBRIS. SEE LANDSCAPING PLAN FOR VEGETATION I I I I I 1= I I I I / I / I / I / I I I I I � I I 1 REFER TO DEMOUTION PLAN (SHEET D-1.0) FOR STRUCTURES/UTILITIES TO BE REMOVED OR PROTECTED O TEMPORARY SEDIMENT POND; ADDITIONAL POND tl 2 INFORMATION (DIMENSIONS, ELEVATIONS, CONTROL p-21 STRUCTURE) SHOWN ON DETAIL* SEE SHEET D-1.3 FOR EROSION CONTROL NOTES FO INTERCEPTOR SWALE e D-2.1 J © TEMPORARY SEDIMENT POND RISER @ OH SILT FENCE e D -z.1 OI EMERGENCY OVERFLOW SPILLWAY e K D -z.1 * CONTRACTOR SHALL INSTALL SEDIMENT POND IF CONSTRUCTION SEQUENCE HAS MORE THAN THREE ACRES OF TOTAL DISTURBED AREA AT ANY TIME L _ 1505 Westlake Ave. N. T (206) 522-8510 Sebe 305 F (206) 522-8344 Seattle. WA 98109 wxw.PncLmo.mH �ss5 of testi%�T2 �O '� Pdbleis+" ` Z+slaxeL iirosrn Approved gpprovad ADProved by by. by. LEGEND - - - - PROPERTY LINE - - - - LIMITS OF CLEARING X CITY OF RENTON _ Date--- Date-- Date--- Date-- NO. ate-__Date__Date___Date NO. EXISTING CONTOUR \EASTING BUILDING TO BE REMOVED, SEE DEMOUTON PLAN TEMPORARY CONSTRUCTION ENTRANCE e D-2.0 INLET PROTECTION 1 D-z.o STRAW WATTLES 2 D -z.0 TEMPORARY CONSTRUCTION FENCE SILT FENCE 4 D-2.1 REVISION X } A D ( ltt CONNECT TO IX STORM DRAIN CATCH BASIN O IE=17.7 F � LL 18' DISCHARGE PIPE 0 O.SR E \ tt w � PROPOSED BUILDING FOOTPRINT w I I I rr��J---L��s F- _1 i , _ r I B tt I 1.7 7 A e L Know what's below. SW 41ST STCall before you L GRAPHIC SCALE so 0 25 50 100 200 ( IN FM ) 1 inch = 50 ft. ° AS NOTED °�`�°°W & CITY OF CARI_II�_ (_ STORE NO. 7252 ""/ofi/' uw, WFF + RENTON THE AUTO SUPERSTORE � DATUM �EROSION CONTROL PLAN P4"fOWFp Plan ning/Building/Public Works Dept. r PH. I ° °`� D-1.1 BY DATE APPR WFF xa�AS-BUILT U a - R -394034 16 0 0 315 f