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HomeMy WebLinkAboutR-376231LLJ Q z U LLI0 n Ld J L_ 14. ANY PERMANENT RETENTION/DETENTION FACILITY USED AS A TEMPORARY SETTLING BASIN SHALL BE MODIFIED WITH THE NECESSARY EROSION CONTROL MEASURES AND SHALL PROVIDE ADEQUATE STORAGE CAPACITY. IF THE PERMANENT FACILITY IS TO FUNCTION ULTIMATELY AS AN INFILTRATION SYSTEM, THE TEMPORARY FACILITY MUST BE ROUGH GRADED SO THAT THE BOTTOM AND SIDES ARE AT LEAST THREE FEET ABOVE THE FINAL GRADE OF THE PERMANENT FACILITY. 15. PRIOR TO THE BEGINNING OF THE WET SEASON (OCT. 1), ALL DISTURBED AREAS SHALL BE REVIEWED TO IDENTIFY WHICH ONES CAN BE SEEDED IN PREPARATION FOR THE WINTER RAINS. DISTURBED AREAS SHALL BE SEEDED WITHIN ONE WEEK OF THE BEGINNING OF THE WET SEASON. A SKETCH MAP OF THOSE AREAS TO BE SEEDED AND THOSE AREAS TO REMAIN UNCOVERED SHALL BE SUBMITTED TO THE CITY OF RENTON FOR REVIEW. Gi 2 W Do" Delero You Dip 811 umm" - IN a -m WWWatwN CQNSULTING ENGINEERS LLC 33400 M Avenue Soueh I• I♦ I S I Sure 205 Federal Way, WA 98003 PINWIL UW 0" =04113 www.Owncmi.com E%IFAErr c+20 297-a ELL.�..UIB (980) M-� Ci�rii Enei�:w" L W Swwying Lawn p P unic werl a I mem"Im"em I L A F 0. Acct" ESM JOB #1670-003-013 •• 7 C/.S STRUCTURAL NOTES 1. THESE PLANS ARE APPROVED FOR STANDARD ROAD AND DRAINAGE IMPROVEMENTS ONLY. PLANS FOR STRUCTURES SUCH AS BRIDGES, VAULTS, AND RETAINING WALLS REQUIRE A SEPARATE REVIEW AND APPROVAL BY THE CITY PRIOR TO CONSTRUCTION. 2. ROCKERIES ARE CONSIDERED TO BE A METHOD OF BANK STABILIZATION AND EROSION CONTROL. ROCKERIES SHALL NOT BE CONSTRUCTED TO SERVE AS RETAINING WALLS. ALL ROCKERIES IN CITY ROAD RIGHT-OF-WAY SHALL BE CONSTRUCTED IN ACCORDANCE WITH CITY STANDARDS. ROCKERIES OUTSIDE OF ROAD RIGHT-OF-WAY SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE INTERNATIONAL BUILDING CODE. AS -BUILT REVISION ESM 101/05/161 1 SURVEYED: DESIGNED: Lm DRAW CJR CHECKED: SCALE: NTS ONE INCH AT FULL SCALE IF NOT ONE RICH SCALE ACCORONIGLY MULCH STANDARDS AND GUIDELINES EROSION 1. 2. CONTROL NOTES BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTMTY OCCURS, APRE- CONSTRUCTION MEETING MUST BE HELD WITH THE CITY OF RENTON, PUBLIC WORKS DESIGN ENGINEER. THE BOUNDARIES OF THE CLEARING LIMITS AND AREAS OF VEGETATION PRESERVATION AS PRESCRIBED ON THE PLAN(S) SWILL BE CLEARLY FLAGGED BY SURVEY TAPE OR FENCING IN THE FIELD PRIOR TO CONSTRUCTION IN ACCORDANCE WITH APPENDIX D OF THE SURFACE WATER DESIGN MANUAL AND OBSERVED DURING CONSTRUCTION. DURING THE CONSTRUCTION PERIOD, NO DISTURBANCE BEYOND THE CLEARMIG LIMITS SHALL BE CONDITIONS �, 2. FOR WET SEASON CONSTRUCTION ANY CONSTRUCTION THAT WILL RESULT IN DISTURBED AREAS ON OR WITHIN A CRITICAL AREA OR ASSOCIATED BUFFER, SHALL BE SUBJECT TO THE "CRITICAL AREA RESTRICTIONS" CONTAINED IN THE ESC STANDARDS. THESE PROVISIONS INCLUDE PHASING THE PROJECT WHENEVER POSSIBLE SO THAT CONSTRUCTION IN THESE AREAS IS LIMITED TO THE DRY SEASON. DURING CONSTRUCTION, ESC PLANS SHALL BE REVISED AS NECESSARY BY THE ESC STRAW AIR-DRIED; FREE FROM 2"-3" THICK; 2-3 PERMITTED. THE CLEARING LIMITS SWILL BE MAINTAINED BY THE APPLIGWT/ESC mO SUPERVISOR OR AS DIRECTED BY THE CITY TO ADDRESS CHANGING SITE BALES PER 1000 SF OR WITH ADEQUATE THICKNESS. HAIR -APPLICATION SUPERVISOR FOR THE DURATION OF CONSTRUCTION. AND COARSE MATERIAL CONDITIONS, UNEXPECTED STORM EVENTS, OR NON-COMPLIANCE WITH THE ESC GENERALLY REQUIRES GREATER THICKNESS THAN w 00 N PERFORMANCE CRITERIA IN SECTION D.4.1 (P. D-69). IF NON-COMPLIANCE WITH W 3. STABILIZED CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT THE BEGINNING OF AVOID WIND BLOW. THE THICKNESS OF STRAW THE ESC PERFORMANCE CRITERIA OCCURS, THE PLAN MUST BE UPDATED WITHIN 48 U CONSTRUCTION AND MAINTAINED FOR THE DURATION OF THE PROJECT. ADDITIONAL MEASURES, SUCH AS CONSTRUCTED WHEEL WASH SYSTEMS OR WASH PADS, MAY BE HOURS (FAILURE TO DO SO COULD RESULT INA "STOP WORK" ORDER AS CONJUNCTION WITH SEEDING. WOOD FIBER NO GROWTH INHIBITING DETERMINED BY THE CITY INSPECTOR) OF INSPECTIONS OR INVESTIGATIONS. SHALL BE APPLIED WITH HYDROw1ULCHER. SHALL CELLULOSE REQUIRED TO ENSURE THAT ALL PAVED AREAS ARE KEPT CLEAN MID TRACK OUT TO ROAD PER 1000 SF OR NOT BE USED WITHOUT SEED AND TACKIFIER J RIGHT OF WAY DOES NOT OCCUR FOR THE DURATION OF THE PROJECT. UNLESS THE APPLICATION RATE IS AT LEAST IMPLEMENTATION OF THE ONSITE CHANGES MUST OCCUR WITHIN 5 DAYS. 4. ALL REQUIRED SEDIMENTATION/EROSION CONTROL FACILITIES MUST BE CONSTRUCTED AND 3. ALL ESC MEASURES SHALL BE MAINTAINED AND REVIEWED ON A REGULAR BASIS AS FIBERS CAN BE EFFECTIVE AT LOWER IN OPERATION PRIOR TO LAND CLEARING AND/OR CONSTRUCTION TO PREVENT PRESCRIBED IN THE MAINTENANCE REQUIREMENTS FOR EACH BMP AND IN THIS APPLICATION RATES AND WITHOUT SEED OR TRANSPORTATION OF SEDIMENT TO SURFACE WATER, DRAINAGE SYSTEMS AND ADJACENT SECTION. THE ESC SUPERVISOR SHALL REVIEW THE SITE AT LEAST WEEKLY DURING W NO VISIBLE WATER OR PROPERTIES. ALL EROSION AND SEDIMENT FACILITIES SHALL BE MAINTAINED INA MORE EFFECTIVE CONTROL CAN BE OBTAINED BY THE WET SEASON, AND WITHIN 24 HOURS OF SIGNIFICANT STORMS. IN GENERAL, A W APPROX. 100 TONS SATISFACTORY CONDITION UNTIL SUCH TIME THAT CLEARING AND/OR CONSTRUCTION IS SIGNIFICANT STORM IS ONE WITH MORE THAN 0.5 INCHES OF RAIN IN 24 HOURS OR PER ACRE (APPROX. MULCH FOR PROTECTING FINAL. GRADES UNTIL COMPLETE AND POTENTIAL FOR ON-SITE EROSION HAS PASSED. THE IMPLEMENTATION, PURCHASED FROM LESS. THE CITY MAY REQUIRE THAT A WRITTEN RECORD OF THESE REVIEWS BE KEPT mi MAINTENANCE, REPLACEMENT AND ADDITIONS TO EROSION/SEDIMENTATION CONTROL ON SITE WITH COPIES SUBMITTED TO THE CITY WITHIN 48 HOURS. >- WASTE HANDLING SYSTEMS SHALL BE THE RESPONSIBILITY OF THE PERMITEE. AMENDMENT. SOURCES FOR COMPOST ARE PERMIT. AVAILABLE FROM THE KING COUNTY COMMISSION 5. THE EROSION AND SEDIMENTATION CONTROL SYSTEMS DEPICTED ON THIS DRAWING ARE (206) 296-4439. CHIPPED SITE INTENDED TO BE MMl1AlUM REQUIREMENTS TO MEET ANTICIPATED SITE CONDITIONS. AS WET SEASON PROVISIONS THIS IS A COST-EFFECTIVE WAY TO DISPOSE OF VEGETATION CONSTRUCTION PROGRESSES AND UNEXPECTED OR SEASONAL CONDITIONS DICTATE, THE THICKNESS DEBRIS FROM CLEARING AND GRUBBING, AND IT PERMITEE SHALL ANTICIPATE THAT MORE EROSION AND SEDIMENTATION CONTROL FACILITIES ELIMINATES THE PROBLEMS ASSOCIATED WITH WILL BE NECESSARY TO ENSURE COMPLETE SILTATION CONTROL ON THE PROPOSED SITE. NOTE: THE FOLLOWING MEASURES ARE REQUIRED FOR CONSTRUCTION DURING THE WET DURING THE COURSE OF CONSTRUCTION, R SWILL BE THE OBLIGATION AND SEASON (OCTOBER 1 -APRIL 30) IN ADDITION TO THE STANDARD TESC MEASURES. ITS TENDENCY TO BE TRANSPORTED BY RUNOFF. RESPONSIBILITY OF THE PERMITEE TO ADDRESS ANY NEW CONDITIONS THAT MAY BE 1. THE ALLOWED TIME THAT A DISTURBED AREA MAY REMAIN UNWORKED WITHOUT COVER IT IS NOT RECOMMENDED WITHIN 200 FEET OF CREATED BY THE ACTIVITIES AND TO PROVIDE ADDITIONAL FACILITIES, OVER AND ABOVE MEASURES IS REDUCED TO TWO CONSECUTIVE WORKING DAYS, RATHER THAN SEVEN MINIMUM REQUIREMENTS, AS MAY BE NEEDED, TO PROTECT ADJACENT PROPERTIES AND SHORTLY AFTER MULCH, THE DECOMPOSITION OF (SECTION D.3.2). WATER QUALITY OF THE RECEIVING DRAINAGE SYSTEM. IMPORTANT TO GRASS ESTABLISHMENT. 2. STOCKPILES AND STEEP CUT AND FILL SLOPES ARE TO BE PROTECTED IF UNWORKED 6. APPROVAL OF THIS PLAN IS FOR EROSION/SEDIMENTATION CONTROL ONLY. IT DOES NOT FOR MORE THAN 12 HOURS (SECTION D.3.2). CONSTITUTE AN APPROVAL OF STORM DRA04AGE DESIGN, SIZE NOR LOCATION OF PIPES, RESTRICTORS, CHANNELS, OR RETENTION FACILITIES. 3. COVER MATERIALS SUFFICIENT TO COVER ALL DISTURBED AREAS SHALL BE STOCKPILED ON SITE (SECTION D.3.2). 7. ANY AREAS OF EXPOSED SOILS, INCLUDING ROADWAY EMBANKMENTS, THAT WILL NOT BE 4. ALL AREAS THAT ARE TO BE UNWORKED DURING THE WET SEASON SHALL BE SEEDED DISTURBED FOR T1N0 DAYS DURING THE WET SEASON (OCTOBER 1ST TROUGH MARCH WITHIN ONE WEEK OF THE BEGINNING OF THE WET SEASON (SECTION D.3.2.5). 30TH) OR SEVEN DAYS DURING THE DRY SEASON (APRIL 1ST TOUGH SEPTEMBER 30) SHALL BE IMMEDIATELY STABILIZED WITH THE APPROVED ESC COVER METHODS (E.G., 5. MULCH IS REQUIRED TO PROTECT ALL SEEDED AREAS (SECTION D.3.2.1). SEEDING, MULCHING, PLASTIC COVERING, ETC.). 6. FIFTY LINEAR FEET OF SILT FENCE (AND THE NECESSARY STAKES) PER ACRE OF 8. WET SEASON SEASONAL EROSION AND SEDMAENT CONTROL REQUIREMENTS APPLY TO ALL DISTURBANCE MUST BE STOCKPILED ON SITE (SECTION D.3.3.1). CONSTRUCTION SITES CLEARING BETWEEN OCTOBER 1 AND MARCH 30 INCLUSIVE, UNLESS 7. CONSTRUCTION ROAD AND PARKING LOT STABILIZATION ARE REQUIRED FOR ALL SITES OTHERWISE APPROVED BY THE CITY THROUGH AN ADJUSTMENT PROCESS. UNLESS THE SITE IS UNDERLAIN BY COARSE-GRAINED SOIL (SECTION D.3.4.2). 9. COVER MEASURES WILL BE APPLIED IN CONFORMANCE WITH APPENDIX D OF THE SURFACE 8. SEDIMENT RETENTION IS REQUIRED UNLESS NO OFFSITE DISCHARGE IS ANTICIPATED FOR WATER DESIGN MANUAL. THE SPECIFIED DESIGN FLOW (SECTION D.3.5). 10. ANY AREA NEEDING ESC MEASURES, NOT REQUIRING IMMEDIATE ATTENTION, SWELL BE 9. SURFACE WATER CONTROLS ARE REQUIRED UNLESS NO OFFSITE DISCHARGE IS ADDRESSED WITHIN SEVEN (7) DAYS. ANTICIPATED FOR THE SPECIFIED DESIGN FLOW (SECTION D.3.6). 10. PHASING AND MORE CONSERVATIVE BMPS MUST BE EVALUATED FOR CONSTRUCTION 11. THE ESC FACILITIES ON INACTIVE SITES SWILL BE INSPECTED AND MAINTAINED A MINIMUM ACTIVITY NEAR THE SURFACE WATERS (SECTION D.5.3). OF ONCE A MONTH OR WITHIN 24 HOURS FOLLOWING A STORM EVENT. 11. ANY RUNOFF GENERATED BY DEWATERING MAY BE REQUIRED TO DISCHARGE TO THE 12. AT NO TIME SHALL MORE THAN ONE (1) FOOT OF SEDIMENT BE ALLOWED TO ACCUMULATE SANITARY SEWER (WITH APPROPRIATE DISCHARGE AUTHORIZATION), PORTABLE SAND WITHIN A CATCH BASIN. ALL CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED FILTER SYSTEMS, OR HOLDING TANKS. PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT -LADEN WATER � 2, THE FREQUENCY OF MAINTENANCE REVIEW INCREASES FROM MONTHLY TO WEEKLY INTO THE DOWNSTREAM SYSTEM. (SECTION D.5.4). 13. DURING THE TIME PERIOD OF OCTOBER 1ST THROUGH MARCH 30TH, ALL PROJECT DISTRIBUTED SOIL AREAS GREATER, THAT ARE TO BE LEFT UN -WORKED FOR MORE THAN 12 HOURS, SHALL BE COVERED BY MULCH, SODDING OR PLASTIC COVERING. 14. ANY PERMANENT RETENTION/DETENTION FACILITY USED AS A TEMPORARY SETTLING BASIN SHALL BE MODIFIED WITH THE NECESSARY EROSION CONTROL MEASURES AND SHALL PROVIDE ADEQUATE STORAGE CAPACITY. IF THE PERMANENT FACILITY IS TO FUNCTION ULTIMATELY AS AN INFILTRATION SYSTEM, THE TEMPORARY FACILITY MUST BE ROUGH GRADED SO THAT THE BOTTOM AND SIDES ARE AT LEAST THREE FEET ABOVE THE FINAL GRADE OF THE PERMANENT FACILITY. 15. PRIOR TO THE BEGINNING OF THE WET SEASON (OCT. 1), ALL DISTURBED AREAS SHALL BE REVIEWED TO IDENTIFY WHICH ONES CAN BE SEEDED IN PREPARATION FOR THE WINTER RAINS. DISTURBED AREAS SHALL BE SEEDED WITHIN ONE WEEK OF THE BEGINNING OF THE WET SEASON. A SKETCH MAP OF THOSE AREAS TO BE SEEDED AND THOSE AREAS TO REMAIN UNCOVERED SHALL BE SUBMITTED TO THE CITY OF RENTON FOR REVIEW. Gi 2 W Do" Delero You Dip 811 umm" - IN a -m WWWatwN CQNSULTING ENGINEERS LLC 33400 M Avenue Soueh I• I♦ I S I Sure 205 Federal Way, WA 98003 PINWIL UW 0" =04113 www.Owncmi.com E%IFAErr c+20 297-a ELL.�..UIB (980) M-� Ci�rii Enei�:w" L W Swwying Lawn p P unic werl a I mem"Im"em I L A F 0. Acct" ESM JOB #1670-003-013 •• 7 C/.S STRUCTURAL NOTES 1. THESE PLANS ARE APPROVED FOR STANDARD ROAD AND DRAINAGE IMPROVEMENTS ONLY. PLANS FOR STRUCTURES SUCH AS BRIDGES, VAULTS, AND RETAINING WALLS REQUIRE A SEPARATE REVIEW AND APPROVAL BY THE CITY PRIOR TO CONSTRUCTION. 2. ROCKERIES ARE CONSIDERED TO BE A METHOD OF BANK STABILIZATION AND EROSION CONTROL. ROCKERIES SHALL NOT BE CONSTRUCTED TO SERVE AS RETAINING WALLS. ALL ROCKERIES IN CITY ROAD RIGHT-OF-WAY SHALL BE CONSTRUCTED IN ACCORDANCE WITH CITY STANDARDS. ROCKERIES OUTSIDE OF ROAD RIGHT-OF-WAY SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE INTERNATIONAL BUILDING CODE. AS -BUILT REVISION ESM 101/05/161 1 SURVEYED: DESIGNED: Lm DRAW CJR CHECKED: SCALE: NTS ONE INCH AT FULL SCALE IF NOT ONE RICH SCALE ACCORONIGLY MULCH STANDARDS AND GUIDELINES MULCH MATERIAL CK ALrrY STANDARDS APPLICATION RATES REMARKS STRAW AIR-DRIED; FREE FROM 2"-3" THICK; 2-3 COST-EFFECTIVE PROTECTION WHEN APPLIED mO UNDESIRABLE SEED BALES PER 1000 SF OR WITH ADEQUATE THICKNESS. HAIR -APPLICATION O AND COARSE MATERIAL 2-3 TONS PER ACRE GENERALLY REQUIRES GREATER THICKNESS THAN w 00 N BLOWN STRAW. STRAW SHOULD BE CRIMPED TO m m AVOID WIND BLOW. THE THICKNESS OF STRAW cn M MAY BE REDUCED BY HALF WHEN USED IN CONJUNCTION WITH SEEDING. WOOD FIBER NO GROWTH INHIBITING APPROX. 25-30 LBS SHALL BE APPLIED WITH HYDROw1ULCHER. SHALL CELLULOSE FACTORS PER 1000 SF OR NOT BE USED WITHOUT SEED AND TACKIFIER 1000-1500 LBS PER UNLESS THE APPLICATION RATE IS AT LEAST ACRE DOUBLED. SOME WOOD FIBER WITH VERY LONG FIBERS CAN BE EFFECTIVE AT LOWER APPLICATION RATES AND WITHOUT SEED OR TACKIFIER. COMPOST NO VISIBLE WATER OR 2" THICK MIN.; MORE EFFECTIVE CONTROL CAN BE OBTAINED BY DUST DURA APPROX. 100 TONS INCREASING THICKNESS TO Y. EXCELLENT HANDLING. MUST BE PER ACRE (APPROX. MULCH FOR PROTECTING FINAL. GRADES UNTIL PURCHASED FROM 800 LBS PER YARD) LANDSCAPING BECAUSE IT CAN BE DIRECTLY SUPPLIER WITH SOLID SEEDED OR TILLED INTO SOIL AS AN WASTE HANDLING AMENDMENT. SOURCES FOR COMPOST ARE PERMIT. AVAILABLE FROM THE KING COUNTY COMMISSION FOR MARKETING RECYCLABLE MATERIALS AT (206) 296-4439. CHIPPED SITE AVERAGE SIZE SHALL 2" MINIMUM THIS IS A COST-EFFECTIVE WAY TO DISPOSE OF VEGETATION BE SEVERAL INCHES. THICKNESS DEBRIS FROM CLEARING AND GRUBBING, AND IT ELIMINATES THE PROBLEMS ASSOCIATED WITH BURNING. GENERALLY, IT SHOULD NOT BE USED ON SLOPES ABOVE APPROX. 106 BECAUSE OF ITS TENDENCY TO BE TRANSPORTED BY RUNOFF. IT IS NOT RECOMMENDED WITHIN 200 FEET OF SURFACE WATERS. IF SEEDING IS EXPECTED SHORTLY AFTER MULCH, THE DECOMPOSITION OF THE CHIPPED VEGETATION MAY TIE UP NUTRIENTS IMPORTANT TO GRASS ESTABLISHMENT. Wiff cAL: ~ 1 m HORIMML• NAD , 993/, M l DATUM R- 316231 RECORD DRAWING !,� CITY OF +R RENTON Planning/Building/Public Works Dept. CHECKED FOR COMPLIANCE TO CITY STANDARDS RYLEE'S PLACE GRADING & T.E.S.C. NOTES A$: R376231 01/05/201 RAGE: NO: GR -02 slur. 6 X22 o� OM1l D i �m z� mO r I m. LTI al R) z m o b v a z 0 z c 3 tom n 00 00 z• D �rn 0 0 tTlN � zi mO yr c Ul � O ic 01 Nz o M w 00 N m m m O cn M o� OM1l D i �m z� mO r I m. LTI al R) z m o b v a z 0 z c 3 tom n 00 00 10=3 0 0 tTlN 1 yr caCD� CD w � ►-d O A., � 1 o M w 00 N 00 00 r♦ CD cn M