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HomeMy WebLinkAboutR-4038200 IQ C D A E F G H 0 0 J 0 0 J 0 Sri U Q 0o � rn 3 00 O w U Z W w U_ w 00 O 0 0 w z O z w ry LL O W, u 3 2 _ m m E 0- w m �FX x 0 N co CO C�In N o� N � co U C: o� LU L W W Q o� d X 7 1 PRE -MANUFACTURED CATCH BASIN OR INLET INSERT NOTE: A. SEDIMENTATION TRAPS SHALL BE CLEANED AT REGULAR INTERVALS AND SHALL REMAIN IN PLACE UNTIL CONSTRUCTION IS COMPLETE. B. CATCH BASIN INSERT SHALL COMPLY WITH CITY OF RENTON STD PLAN - 216.30 AS PROVIDED IN THE SPECIFICATIONS. OW (TO BYPASS FORM VOLUMES) INSERTS SHOULD BE INSPECTED DAILY AND AFTER SIGNIFICANT RAINFALL. CLEAN OR REPLACE INSERTS WHEN HALF OF THE TRAP IS FILLED WITH SEDIMENT. REASON: TO PREVENT SEDIMENT FROM ENTERING STORM DRAINAGE SYSTEMS PRIOR TO PERMANENT STABILIZATION OF THE DISTURBED AREA. STORM DRAIN CATCH BASIN OR INLET INSERT SCALE: NTS 211> A A ,11,1- rn111%1AI I-K- 1r ST. JOINTS IN FILTER FABRIC SHALL BE SPLICED AT POSTS, MIN 6" OVERLAP. USE MIN 1" STAPLES, WIRE RINGS OR EQUIVALENT TO ATTACH TO POSTS. 6' MAX W/ GREATER THAN STANDARD STRENGTH FABRIC 8' MAX IF WIRE BACKING USED FILTER FABRIC FENCE NOTES: A. THE FILTER FABRIC SHALL BE PURCHASED IN A CONTINUOUS ROLL CUT TO THE LENGTH OF THE BARRIER TO AVOID USE OF JOINTS. B. THE FILTER FABRIC FENCE SHALL BE INSTALLED TO FOLLOW THE CONTOURS WHERE FEASIBLE. WHEN JOINTS ARE NECESSARY, FILTER CLOTH SHALL BE SPLICED TOGETHER ONLY AT A SUPPORT POST, BOTH ENDS SECURELY FASTENED TO THE POST A MAXIMUM OF 6 FEET APART AND DRIVEN SECURELY INTO THE GROUND. C. WHEN STANDARD STRENGTH FILTER FABRIC IS USED, A WIRE MESH SUPPORT FENCE SHALL BE FASTENED SECURELY TO THE UPSLOPE SIDE OF THE POSTS. D. THE STANDARD STRENGTH FILTER FABRIC SHALL BE STAPLED OR WIRED TO THE FENCE. FILTER FABRIC SHALL NOT BE STAPLED TO EXISTING TREES. CT111 CT112 FILTER FABRIC WIRE MESF MIN 12"x12" TRENCH. BACKFILL W/ NATIVE SOIL OR Y4" TO 1 Y2"O WASHED GRAVEL rrvCE POST U_ X ry _Qm 'AU_ � o � o w J � J E. WHEN EXTRA -STRENGTH FILTER FABRIC AND CLOSER POST SPACING ARE USED, THE WIRE MESH SUPPORT FENCE MAY BE ELIMINATED. IN SUCH A CASE, THE FILTER FABRIC IS STAPLED OR WIRED DIRECTLY TO THE POSTS WITH ALL OTHER PROVISIONS OF THE STANDARD NOTES APPLYING. F. FILTER FABRIC FENCES SHALL BE REMOVED WHEN CONSTRUCTION ACTIVITY IS COMPLETE AND THE UPSLOPE AREA HAS BEEN PERMANENTLY STABILIZED. G. FILTER FENCES SHALL BE INSPECTED DAILY AND IMMEDIATELY AFTER EACH RAINFALL. DURING PROLONGED RAINFALL ANY REQUIRED REPAIRS SHALL BE MADE IMMEDIATELY. H. FILTER FABRIC FENCE SHALL COMPLY WITH CITY OF RENTON STD PLAN - 214.00 AS PROVIDED IN THE SPECIFICATIONS. FILTER FABRIC FENCE (SILT FENCE SCALE:NTS IN C)M PLIANCE WITH CITY OF RENTON STANDARDS DEVELOPMENT ENGINEERING rnair 01/22/2019 SURFACE WATER UTILITY rstraka 01 /23/2019 B COAM OWA#ft NIA01% CAROLLO ENGINEERS, INC. 1218 3RD STREET, SUITE 1600 SEATTLE, WA 98101 PH:206-684-6532 FAX:206-903-0419 CITY OF RENTON EROSION AND SEDIMENTATION (ESC) STANDARD PLAN NOTES: THE FOLLOWING IS A LISTING OF GENERAL NOTES THAT SHALL BE INCORPORATED IN THE EROSION AND SEDIMENT CONTROL (ESC) PLAN SET. ALL THE NOTES ON THE LIST MAY NOT PERTAIN TO EVERY PROJECT. THE APPLICANT OR OWNER, HEREBY REFERRED TO AS APPLICANT, MAY STRIKE OUT IRRELEVANT NOTES IF NOT APPLICABLE TO THE PROJECT. HOWEVER, THE APPLICANT SHALL NOT RENUMBER NOR EDIT THE REMAINING NOTES. IF ADDITIONAL NOTES ARE NEEDED FOR SPECIFIC ASPECTS, THEY SHALL BE ADDED AFTER THE ESC STANDARD PLAN NOTES. 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE-CONSTRCUTION MEETING SHALL BE HELD AMONG THE CITY OF RENTON, HEREBY REFERRED TO AS THE CITY, THE APPLICANT, AND THE APPLICANT'S CONTRACTOR. 2. TI IE APPE16ANT IS RESPE)NSIBLE FE)R OBTAINING TI IE WAS' IINGTE)N STATE DEPARTMENT E)F EGE)LE)GY(EGE)LE)GY) 6E)NSTRU6TIE)N STE)RMWATER GENERAL PERMIT, IF IT IS REQUIRED F PERMIT. . 3. ;' IE ESC PLAN a ET SI 'ALL I ISL UDE AN E C C^ 4 T RU TI s; , ON rQE rrd�r DrTAILINC.' TI Ir E)RDERED STEPS TI 'AT SI 'ALL BE r/lI I r-\1n EB FRE) l A 6E)NSTR GTION GE) AMEP46EMENT T/l f eS:F f RE) E6T 6 EAN P IN /-1n BER T!l FULFILL II FI 1 f,RE) E6T ES6 REE)l IIREMENTS 4. THE BOUNDARIES OF THE CLEARING LIMITS, SENSITIVE AREAS AND THEIR BUFFERS, AND AREAS OF VEGETATION PRESERVATION AND TREE RETENTION AS PRESCRIBED ON THE PLAN(S) SHALL BE CLEARLY DELINEATED BY FENCING AND PROTECTED IN THE FIELD IN ACCORDANCE WITH APPENDIX D OF THE CITY OF RENTON SURFACE WATER DESIGN MANUAL (RENTON SWDM) PRIOR TO THE START OF CONSTRUCTION. DURING THE CONSTRUCTION PERIOD, NO DISTURBANCE BEYOND THE CLEARING LIMITS SHALL BE PERMITTED. THE CLEARING LIMITS SHALL BE MAINTAINED BY THE APPLICANT/ESC SUPERVISOR FOR THE DURATION OF CONSTRUCTION. 5. STABILIZED T BI IZED l E)P4STf,l 6:FIE)N ENTnnnl6ES 'ALL BE INSTnl I EB AT TI Ir BEGINNING IING & MEASURES, SIJGI I S GE)N +TRUGTED WI 'EEL mine+' I SYSTEMS E)R WAS PABS MAYBE REQUIRED Te ENSURE TI 'AT ALL PAVED AREAS ARE KEPT 6LEAN AND TRA6'(-E)tJT TE) ReAD RIG' IT-E)F-WAY WATERS a I EE "�E 6. WASHOUT FROM CONCRETE TRUCKS SHALL BE PERFORMED OFF -SITE OR IN DESIGNATED CONCRETE WASHOUT AREAS ONLY. DO NOT WASH OUT CONCRETE TRUCKS ONTO THE GROUND, OR TO STORM DRAINS OR OPEN DITCHES. ON -SITE DUMPING OF EXCESS CONCRETE SHALL ONLY OCCUR IN DESIGNATED CONCRETE WASHOUT AREAS. 7. ALL REQUIRED ESC BMPS SHALL BE CONSTRUCTED AND IN OPERATION PRIOR TO LAND CLEARING AND/OR CONSTRUCTION TO PREVENT TRANSPORTATION OF SEDIMENT TO SURFACE WATER, DRAINAGE SYSTEMS AND ADJACENT PROPERTIES. ALL ESC BMPS SHALL BE MAINTAINED IN A SATISFACTORY CONDITION UNTIL SUCH TIME THAT CLEARING AND/OR CONSTRUCTION IS COMPLETE AND POTENTIAL FOR ON -SITE EROSION HAS PASSED. ALL ESC BMPS SHALL BE REMOVED AFTER CONSTRUCTION IS COMPLETE AND POTENTIAL FOR ON -SITE EROSION DOES NOT EXIST. THE IMPLEMENTATION, MAINTENANCE, REPLACEMENT, ENHANCEMENT, AND REMOVAL OF ESC BMPS SHALL BE THE RESPONSIBILITY OF THE APPLICANT. 8. ANY HAZARDOUS MATERIAL OR LIQUID PRODUCTS THAT HAVE THE POTENTIAL TO POLLUTE RUNOFF SHALL BE DISPOSED OF PROPERLY. 9. THE ESC BMPS DEPICTED ON THIS DRAWING ARE INTENDED TO BE MINIMUM REQUIREMENTS TO MEET ANTICIPATED SITE CONDITIONS. AS CONSTRUCTION PROGRESSES AND UNEXPECTED OR SEASONAL CONDITIONS DICTATE, THE APPLICANT SHALL ANTICIPATE THAT MORE ESC BMPS WILL BE NECESSARY TO ENSURE COMPLETE SILTATION CONTROL ON THE PROPOSED SITE. DURING THE COURSE OF CONSTRUCTION, IT SHALL BE THE OBLIGATION AND RESPONSIBILITY OF THE APPLICANT TO ADDRESS ANY NEW CONDITIONS THAT MAY BE CREATED BY THE ACTIVITIES AND TO PROVIDE ADDITIONAL ESC BMPS, OVER AND ABOVE MINIMUM REQUIREMENTS, AS MAY BE NEEDED, TO PROTECT ADJACENT PROPERTIES AND WATER QUALITY OF THE RECEIVING DRAINAGE SYSTEM. 10. APPROVAL OF THIS PLAN IS FOR ESC ONLY. IT DOES NOT CONSTITUTE AN APPROVAL OF STORM DRAINAGE DESIGN, SIZE NOR LOCATION OF PIPES, RESTRICTORS, CHANNELS, OR STORMWATER FACILITIES. 11. 12. ANY AREAS OF EXPOSED SOILS, INCLUDING ROADWAY EMBANKMENTS, THAT WILL NOT BE DISTURBED FOR TWO DAYS DURING THE WET SEASON (OCTOBER 1ST THROUGH SEPTEMBER 30TH) SHALL BE IMMEDIATELY STABILIZED WITH THE APPROVED ESC COVER METHODS (E.G. SEEDING, MULCHING, PLASTIC COVERING, ETC.) IN THE CONFORMANCE WITH APPENDIX D OF THE RENTON SWDM. PERMIT ISSUE DRAWING This document version is designed to contain sufficient relevant information for the applicable Permit Review submittal and approval process. 11 JAN UARY 2019 I ILI LI\ I /-ll..Jl\IV 1 LIVVL STOCKPILING DETAIL SCALE: NTS This document is released for the purpose of information exchange review and planning only under the authority of Erik J. Waligorski, P.E. (Washington License No. 38087) on January, 2019. It is not to be used for bidding, permit or construction purposes. CITY OF RENTON ESC STANDARD PLAN NOTES (CONT'D): 13. WET SEASON ESC REQUIREMENTS APPLY TO ALL CONSTRUCTION SITES BETWEEN OCTOBER 1ST AND APRIL 30TH, UNLESS OTHERWISE APPROVED BY THE CITY. 14. ANY AREA NEEDING ADDITIONAL ESC MEASURES, NOT REQUIRING IMMEDIATE ATTENTION, SHALL BE ADDRESSED WITHIN SEVEN (7) DAYS. 15. THE ESC BMPS ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED AT A MINIMUM OF ONCE A MONTH OR WITHIN 24 HOURS FOLLOWING A STORM EVENT. INSPECTION AND MAINTENANCE SHALL OCCUR MORE FREQUENTLY AS REQUIRED BY THE CITY. 16. BEFORE COMMENCEMENT OF ANY CONSTRUCTION ACTIVITY, CATCH BASIN INSERTS PRE THE CITY STANDARD PLAN 216.30 SHALL BE PROVIDED FOR ALL STORM DRAIN INLETS DOWNSLOPE AND WITHIN 500 FEET OF A DISTURBED OR CONSTRUCTION AREA, UNLESS THE RUNOFF THAT ENTERS THE INLET WILL BE CONVEYED TO A SEDIMENT POND OR TRAP. ALL CATCH BASIN INSERTS SHALL BE PERIODICALLY INSPECTED AND REPLACED AS NECESSARY TO ENSURE FULLY FUNCTIONING CONDITION. 17. AT NO TIME SHALL SEDIMENT ACCUMULATION EXCEED 2/3 OF THE CAPACITY OF THE CATCH BASIN SUMP. ALL CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT -LADEN WATER INTO THE DOWNSTREAM SYSTEM. 18. AS AN INFILTRATIE)P4 SYSTEM IN ITS PERMANENT STATE, TI IE E AT LEAST TI IRrr FEET n n�ETI Ir rr FINAL 19. BIORETENTIE)N, PERMEABLE PAVEMENT, ET6.) SI 'ALL BE GLEARLY 20. PRIOR TO BEGINNING THE WET SEASON (OCTOBER 1ST), ALL DISTURBED AREAS SHALL BE INSPECTED TO IDENTIFY WHICH ONES SHALL BE SODDED OR SEEDED IN PREPARATION FOR THE WINTER RAINS. DISTURBED AREAS SHALL BE SODDED OR SEEDED WITHIN ONE WEEK OF THE BEGINNING OF THE WET SEASON. AN EXHIBIT OF THOSE AREAS TO BE SODDED OR SEEDED AND THOSE AREAS TO REMAIN UNCOVERED SHALL BE SUBMITTED TO THE CITY FOR REVIEW. 21. PRIOR TO FINAL CONSTRUCTION ACCEPTANCE, THE PROJECT SITE SHALL BE STABILIZED TO PREVENT SEDIMENT -LADEN WATER FROM LEAVING THE PROJECT SITE, ALL ESC BMPS SHALL BE REMOVED, AND STORMWATER CONVEYANCE SYSTEMS, FACILITIES, AND ON -SITE BMPS SHALL BE RESTORED TO THEIR FULLY FUNCTIONING CONDITION. ALL DISTURBED AREAS SHALL BE SODDED OR SEEDED AND MULCHED TO ENSURE THAT SUFFICIENT COVER WILL DEVELOP SHORTLY AFTER FINAL APPROVAL. MULCH WITHOUT SEEDING IS ADEQUATE FOR AREAS TO BE LANDSCAPED BEFORE OCTOBER 1ST. 22. RE)ISKERIES RE 6eNSIDERED TE) BE n MET' IE)D eF BANK STABILIZATIE)N aNBERE)SIE 4 G nIT�Iz. RE)GyrRIrS SI 'ALL nIr\T BE 6E)INST.rlRU6TEDTA SERVE AS -RETAINING -WALLS. ALL RA61(rRIr_ IN 1. STOCKPILE SHALL BE COVERED WITH VISQUEEN PLASTIC (MIN. 6 MIL) IF IT IS TO REMAIN UNWORKED FOR MORE THAN 12 HOURS DURING THE WET SEASON (OCT. 1 - APRIL 30) AND FOR MORE THAN 7 DAYS DURING THE DRY SEASON (MAY 1 - SEPT. 30). 2. DURING THE WET SEASON, MATERIAL REQUIRED TO COVER STOCKPILE MUST BE STORED ON SITE. 3. STOCKPILE SHALL NOT BE PLACED IN AN AREA WITH A SLOPE GREATER THAN 20%. 4. STOCKPILE AREA SHALL HAVE FILTER FABRIC FENCE INSTALLED AROUND ENTIRE AREA. AN OPENING ACCESS SHALL BE LOCATED ON THE UPHILL SIDE, AND SHOULD BE CLOSED WITH FILTER FABRIC FENCE WHEN NOT IN USE. This document is released for the purpose of information exchange review and planning only under the authority of Brian A. Sliger, P.E. (Washington License No. 55635) on January, 2019. It is not to be used for bidding, permit or construction purposes. DESIGNED/DRAWN: CHECKED: B. HAWES E. WALIGORSKI/ G. GOULD PROJECT ENGINEER: SCALE: B. SLIGER AS NOTED DESIGN APPROVAL: FACILITY NUMBER: B. ISAAC NONE PROJECT ACCEPTANCE: CONTRACT NO: M. DARBY C01307C18 U It I KII'1g COY11V KING COUNTY EROSION / SEDIMENTATION CONTROL NOTES: 1. THE IMPLEMENTATION OF THESE EROSION & SEDIMENTATION CONTROL PLANS AND THE CONSTRUCTION, MAINTENANCE, REPLACEMENT AND UPGRADING OF THESE EROSION & SEDIMENTATION CONTROL FACILITIES IS THE RESPONSIBILITY OF THE CONTRACTOR UNTIL ALL CONSTRUCTION IS APPROVED. 2. THE BOUNDARIES OF THE CLEARING LIMITS SHOWN ON THIS PLAN SHALL BE CLEARLY FLAGGED IN THE FIELD PRIOR TO CONSTRUCTION. DURING THE CONSTRUCTION PERIOD, NO DISTURBANCE BEYOND THE FLAGGED CLEARING LIMITS SHALL BE PERMITTED. THE FLAGGING SHALL BE MAINTAINED BY THE CONTRACTOR UNTIL DIRECTED BY THE ENGINEER TO BE REMOVED. 3. THE EROSION & SEDIMENTATION CONTROL FACILITIES SHOWN ON THIS PLAN MUST BE CONSTRUCTED IN CONJUNCTION WITH ALL CLEARING AND GRADING ACTIVITIES, AND IN SUCH A MANNER AS TO INSURE THAT SEDIMENT LADEN WATER DOES NOT ENTER THE DRAINAGE SYSTEM OR VIOLATE APPLICABLE WATER STANDARDS. (KCC 9,04.020 AA, KCRS 7.09 D) 4. THE EROSION & SEDIMENTATION CONTROL FACILITIES SHOWN ON THIS PLAN ARE THE MINIMUM REQUIREMENTS FOR ANTICIPATED SITE CONDITIONS. DURING THE CONSTRUCTION PERIOD, THESE EROSION & SEDIMENTATION CONTROL FACILITIES SHALL BE UPGRADED (E.G. ADDITIONAL SUMPS, RELOCATION OF DITCHES AND SILT FENCES, ETC.) AS NEEDED FOR UNEXPECTED STORM EVENTS (KCC 9.04.090 132). 5. THE EROSION & SEDIMENTATION CONTROL FACILITIES SHALL BE INSPECTED DAILY BY THE CONTRACTOR AND MAINTAINED AS NECESSARY TO ENSURE THEIR CONTINUED FUNCTIONING (KCC 9.04.090 62 132). 6. ANY AREA STRIPPED OF VEGETATION, INCLUDING ROADWAY EMBANKMENTS, WHERE NO FURTHER WORK IS ANTICIPATED FOR A PERIOD OF 15 DAYS, SHALL BE IMMEDIATELY STABILIZED WITH THE APPROVED EROSION & SEDIMENTATION CONTROL METHODS (E.G. SEEDING, MULCHING, NETTING, EROSION BLANKETS, ETC.)(KCRS 7.09D). 7. ANY AREA NEEDING EROSION & SEDIMENTATION CONTROL MEASURE, NOT REQUIRING IMMEDIATE ATTENTION. SHALL BE ADDRESSED WITHIN FIFTEEN (15) DAYS. 8. THE EROSION & SEDIMENTATION CONTROL FACILITIES ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED A MINIMUM OF ONCE A MONTH OR WITHIN THE 48 HOURS FOLLOWING A STORM EVENT. 9. AT NO TIME SHALL MORE THAN ONE FOOT OF SEDIMENT BE ALLOWED TO ACCUMULATE WITHIN A CATCH BASIN. ALL CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT LADEN WATER INTO THE DOWNSTREAM SYSTEM. 10. DURING THE TIME PERIOD OF NOVEMBER 1 THROUGH MARCH 31, ALL PROJECT DISTURBED AREAS GREATER THAN 5,000 SQUARE FEET THAT ARE TO BE LEFT UNWORKED FOR MORE THAN 12 HOURS SHALL BE COVERED BY ONE THE FOLLOWING COVER MEASURES: MULCH, SODDING OR PLASTIC COVERING. COVER UNWORKED STOCKPILES PER DETAIL 3, THIS DWG. 11. 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 OR DISPERSION SYSTEM, THE FACILITY SHALL NOT BE USED AS A TEMPORARY SETTLING BASIN. NO UNDERGROUND DETENTION TANKS OR VAULTS SHALL BE AS A TEMPORARY SETTLING BASIN. 12. WHERE SEEDING FOR TEMPORARY EROSION CONTROL IS REQUIRED, FAST GERMINATING GROSSES SHALL BE APPLIED AT AN APPROPRIATE RATE (E.G. ANNUAL OR PERENNIAL RYE APPLIED AT APPROXIMATELY 80 POUNDS PER ACRE) 13. WHERE STRAW MULCH FOR TEMPORARY EROSION CONTROL IS REQUIRED, IT SHALL BE APPLIED AT A MINIMUM THICKNESS OF TWO INCHES. DEPARTMENT OF NATURAL RESOURCES & PARKS WASTEWATER TREATMENT DIVISION EASTSIDE INTERCEPTOR SECTION 2 REHABILITATION - PHASE II TESC - TEMPORARY EROSION AND SEDIMENTATION CONTROL DETAILS G CITY OF RENTON #: R-40381 8 DATE: JAN UARY 2019 PROJECT FILE NO: 16-1123630 DRAWING NO: CT1 15 SHT NO / TOTAL REV 0 20 36 NO E F 1