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HomeMy WebLinkAboutR-411505d- i 0 DocuSign Envelope ID: 6EECFSB6-602A4E4A B436-A317AA638878 LLJ (LLJ O Z pm �J 3 0 0 0 Z J Li JOINT-5 IN FILTER FABRIC SHALL BE SPLICED AT POSTS. USE STAPLES, WIRE RINGS- OR EQUIVALENT TO ATTACK FABRIC TO POSTS 2`x2" 14 GAUGE WIRE, OR EQUrVALENr. IF STANDARD STRENGTH FABRIC U$ED FILTER FABRIC I MIN. --I�------------��-- F MAX. I I 12`Nlr, POST SPACING MAY BE INCREASED 4-t4' MIN. TRENCH TO V IF WIRE BACKING IS USED I I I I� I, —II BACKFILL TRENCH WITH NATIVE SOIL Li CR SM" TO 1.110 WASHED GRAVEL 2"x4" WOOD POSTS, STEEL FENCE POSTS. OR EQUIVALENT (TYP.) NIOT ES: 1. CONDITIONSOFUSE 1.1. SILT FENCE MAY Or USED DC+WNSLOP'E OF WALLOISTLFRBEU AREAS. 1.2. SLT FENCE IS NOT INTENDED TO TREAT CONCENTRATED FLOWS, NOR IS IT INTENDED TO TREAT SUBSTANTIAL AMOUNTS OF OVERLAND FLOW. ANY CONCENTRATED FLOW MUST BE CONVEYED THROUGH THE DRAINAGE SYSTEM TO A SEDIMENT TRAP OR POND. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1- THE G@OTEXTILE USED MUST MEET THE STANDARD LISTED BELLOW. A COPY OF THE MANUFACTURER'S FABRIC SPECIRCAT0AS MUST BE AVAILABLE ON SITE. ACS IASTM D4751 I 30-1Q0 %IFVE SIZE {R.e9q-p,11 Smm) FOR SILT FILM 50-100 SIEVE SIZE (0.3i]-8,F5mm) FOR RTHFER FABRICS WATER PERMFITIVFFY (ASTM D4491 ) 0.02 mc-1 MINIMUM GRASTENSILE STRENGTH (ASTM 1)46mj 181) LBS. MIN. FOR EXTRA STRENGTH FABRIC 10D LBS. MIN. FOR STANDARD STRENGTH FABRIC GRAB TENSILE ELONGATION (ASTM D4532) 3D%MAX. (WOVEN) ULTRAVIOLET RESISTANCE (ASTM D4355I 7(Y%MIN. 2.2. STANDARD STRENGTH FABRIC REGUIR£S WIRE BACKING TO INCREASE THE STRENGTH OF THE FENCE_ WIRE BACKING OR CLOSER POST SPACING MAYBE REQUIRED FOR EXTRA STRENGTH FABRIC IF FIELD PERFORMANCE WARRANTS A STRONGER FENCE. 2.3. WHERE THE FENr'E IS INSTALLED, THE SLOPE SHALL NOT HE STEEPER THAN.21-1:1V 2.4. IF A TYPICAL SILT PENCE 15 UZE.D, THE ETANOARI] 4'X4" TRENCH MAY BE REDUCED A5 LONG AS THE BQTrOM a INCHES OF THE SILT FENCE PABRIC IS WELL BURIED AND SECURE IN A TRENCH THAT STABILIZES THE FENCE AND DOES NOT ALLOW WATER TO BYPASS OR UND£RM NE THE SILT FENCE. 2.5 FILTER FABRIC FENCES SHALL BE INSTALLED ALONG CONTOURS WHENEVER POSSIBLE. 3. MAINTENANCE STANDARDS 3.1. ANY DAMAGE SHALL BE REPAIRI"D IMMEDIATELY. 3.2. IF GONCENTRATEO FL045'S AFkE EVIDENT UPHILL OF THE FENCE, THEY MUST BE INTERCEPTED AND CONVEYED TO A SEDIMENT TRAP OR POND, 3,3, IT IS IMPORTANTTO CHECK THE UPHILL SIDE OF THE FENCE FOR SIGNS OF THE FENCE CLOGGING AND ACTING AS A HARRIER TO FLOW AND THEN CAUSING CHANNEI.IZATION CO FLOWS PARALLEL TO THE FENCE. IF THIS OCCURS, REPLACE THE FENCE OR REMOVE THE TRAPPED SEDIMENT 3.4. SEDIMENT MUST BE REMOVED WHEN SEDIMENT IS 6 INCHES HIGH. 3.5. IF THE FILTER FABRIC (GEOTEXTILEI HAS DETERIORATED DUE TO ULTRAVIOLET BREAKDOWN, Fr SHALL SE REPLACED - UNLESS OTHERWISE NOTED, DRAWLNCy 1S NOT TO SCALE INTSI STD. PLAN - 214.00 1 • PUBLIC WORKS SILT FENCE PR 912812018 DEPARTIM ENT GAZ P�v� wow am,,,�u�.v� PAtG Encompass ENGINEERING & SURVEYING Western Washington Division 165 NE Juniper Street, Suite 20l • IssaQuah, WA 98027 • Phone: (425) 392-0250 Eastern Washington Division 407 Swiftwater Blvd. ■ Cle Elum, WA 98922 ■ Phone: (509) 674-7433 :45 AD S.E. 114 OF N.E. 114 OF SECTION 14, T. 23 N., R. 05 E., W.M. CITY OF RENTON, STATE OF WASHINGTON DocuSign Envelope ID: 6EECFSB6-602A4E4A B436 A317AA638878 DocuSign Envelope ID: 6EECFSB6-602A4E4A B436 A317AA638878 x�s�ild� VID R = 25MIN. —E INSTALL DRIVEWAY CULVERT IF THERE !3 A ROADSIDE DITCH PRESENT, AS PER CITY ROAD STAN DAROS 4NW QUARRY SPALLS GEorBxtlL� 12' MIN. THICKNESS CONSTRUIOMON ENTRANCE NOTES: 1 DRNEWAYS SHALL BE PAVED TO THE EDGE OF THE RIGHT-OF-WAY PRIOR TO INSTALLATION OF TH E CONSTRUCTION ENTRANCE TO AVOID DAMAGING OF THE ROADWAY. 2- IT 15 RECOMMENDED THAT THE ENTRANCE 8E CROWNED SO THAT RUNOFF DRA1ks OFF tHrl PM 16' MIN. PROVIDE FULL WIDTH OF INGRES&FGRESS AREA NOTES: 1. CONDITION DF USE 11 CONSTRUCTION ENTRANCE SHALL 13E STA.DILLZEO WHENEVER TRAFFIC WILL BE tEAViNG A CONSTRUCTION SITE AND TRAVELING ON PAVED ROADS OR OTHER PAVED AREAS WITHIN 1.000 FEET OF THE SITE 1 2. FOR RESIDENTIAL CONSTRUCTION PROVIDE STABILIZED CONSTRUCTION ENTRANCES FOR EACH RESIDENCE IN ADOITION TO THE MAIN SUBDIVISION ENTRANCE. STABILIZED SURFACES SHALLTIE OF SUFFICIENT LFNGTi-MiDTH TO PROVIDE VEHICLE ACCESSWPARKLNG, BASED ON LOT SIZE+CONFIGURATION. 2, DESIGN AND INSTALLATION SPECIFICATIONS 2.1. A SEPARATION GEOTEXTILE SHALL BE PLACED UNDER THE SPALL5 TO PREVENT FINE SEDIMENT FROM PUMPING UP INTO THE ROOK PAD. THE GEOTE)(TILE SHALL MEET THE F4LLDVYING STANDARDS GRAB TENSILE STRENGTH (ASTM 04632) 200 LBS. MIN. GRAB TENSILE ELONGATION (ASTM D4632) W% MAX. (WOVEN) CBR PUNCTURE STRENGTH (ASTM D8241) 495 LBS. M!N- AOS [ASTM D4751) 121-5 (U-S. STANDARD SIEVE SIZE] 2.2. DO HOT USE CRUSHED CONCRETE, CEMENT, OR CALCIUM CHLORIDE FOR CONSTRUCTION ENTRANCE STABILIZATION BECAUSE THESE PRODUCTS RAISE aH LEVELS IN STORMWATER AND CONCRETE DISCHARGE TO SURFACE WATERS OF THE STATE IS PROHmrTED. 2.9- HOG FUEL (WOOO BASED MULCH) MAY BE SUBSTITUTED FOR OR COMBINED WPTH QUARRY SPALLS IN AREAS THAT WILL NOT BE USED FOR PERMANENT ROADS. HOG FUEL FS NOT RECOMMENDED FOR ENTRANCE STABILIZATION FN URBAN AREAS. THE INSPECTOR MAY AT ANY TIME REQUIRE THE USE OF QUARRY SPALLS IF THE HOG FUEL IS NOT PREVENTING SEDIMENT FROM EEINGTRAGKED ONTO PAVEMENT OR IF THE HOG FUEL IS BEING CARRIED ONTO PAVEMENT. 2AL FENCING SHALL BE INSTALLED AS NECESSARY TO RESTRICT TRAFFIC TO THE CONSTRUCTION ENTRANCE 2.5. WHENEVER POSSiBLE. THE ENTRANCE SHALL BE CONSTRUCTED ON A FIRM. COMPACTED SUBGRADE THIS CAN SUBSTANTIALLY FNCR EASE THE EFFECTIVENESS OF THE PAD AND REDUCE THE NEED FOR MAINTENANCE. 3, MAMITENANCESTANDARDS 3.1- OUARRY SPALLS SHALL RE ADDED IF THE PAD IS NO LONGER IN ACCORDANCE WITH THE SPECIFICATIONS, 3,2- IF PIE ENTRANCE IS NOT PREVENTING SEDIMENT FROM BEING TRACKED ONTO PAVEMENT, THEN ALTERNAPVE MEASURES TO KEEP THE STREETS FREE OF SEDIMENT $HALL 9E USED THIS MAY INCLUDE 5TREET SWEEPING. AN INCREASE IN THE DIMENSIONS OF THE ENTRANCE, OR THE INSTALLATION OF A WHEEL WASH. IF WASHING IS USED, IT SHALL BE DONE ON AN AREA COVERED WITH CRUSHED ROCK. AND WASH WATER SHALL DRAIN TO A SEDIMENT TRAP OR POND 1 Y T I P I .3. AN SEDIMENT THAT IS TRACKED ONTO PAVEMENT SHALL BE REMOVED IMMEDIATELY BY SWEEPING. THE SEDIMENT COLLECTED 8Y SWEEPING SHALL BE REMOVED OR STABILIZED ON SI7E. THE PAVEMENT SHALL NOT BE CLEANED BY WASHING DOWN THE STREET- EXCEPT WHEN SWEEPING IS INEFFECTIVE AND THERE IS A THREAT TO PUBLIC SAFETY. IF IT IS NECESSARY TO WASH THE STREETS, A SMALL SUMP MUST BE CONS7RUCTED, THE SEDIMENT WOULD THEN BE WASHED INTO THE SUNSP WHERE 11r CAN BE CONTROLLED AND DISCHNtGED APPROPRIATELY. WASH WATER WJST 9E PUMPED BACK ONTO THE WIFE AND CANNOT DISCHARGE TO SYSTEMS TRIBUTARY TO SURFACE WATERS. 3A ANY QUARRY SPALLS THAT ARE LOOSENED FROM THE PAD AND END UP ON THE ROADWAY SHALL BE REMOVED IMMEDIATELY .1 5. IF VEHICLES ARE ENTERING CREATING THE SITES AT POINTS OTHER THAN THE CONSTRUCTION ENTRANCE(S), FENCING SHALL BE INSTALLED TO CONTR4� TRAFFIC. UNLESS OTHERWISE NOTED, DRAWLNCy 1S NOT TO SCALE INTSI STD. PLAN - t15.10 +. PUBLIC WORKS pPPsoYEn. DEPARTMENT STABILIZED CONSTRUCTION ENTRANCE GAZ 912812018 I 'N,i•W a,Lii, PATE I 9•�W `'1'G,��� 6 REVISED PER ASBUILT SURVEY z 5 REVISIONS PER FIELD CONDITIONS 4 REVISIONS PER FIELD CONDITIONS 3837�5 p A-1 3 REVISIONS PER CITY COMMENTS DATED 612312021 ISTEn" %2 REVISIONS PER CITY COMMENTS DATED 410712021 ONAL 0510112024 N0. REVISION : 4 S At 6• MAX. DRAINAGE GRATE TRIM GRATE FRAMER11L7E- SECTIONOVERFLOW BYPASS BELOW INLET GRATE DEVICE SEDIMENTANDPEBRtS VIEW DRAINAGE GRATE (RECTANGULAR GRATE SHOWN) RETRIEVAL SYSTEM rryp.) I � OVERFLOW BYPASS BELOW INLET GRATE DEVICE ISOMETRIC VIEW NOTES: 1, PROTECTION SHALL BE PROVIDED FOR ALL. STORM DRAIN INLETS POWNSLOPE AND WITHIN 500 FEET OF A DIS TU REED OR CONSTRUCTION AREA, UNLESS THE RUNOFF THAT ENTERS THE CATCH BASIN WILL BE CQ1tiVEYFP TO A SEDIMENT "ID OR TRAP. 2. INLET PROTECTION SHALL BE USED TO PROTECTTHE DRAINAGE SYSTEM. 3. THE CONTRIBUTING DRAINAGE AREA MUST NOT BE LARGER THAN ONE ACRE. 4, SITE THE BELOW INLET GRATE DEVICE IBIGO) FOR THE STORMWATER STRUCTURE IT WILL SERVIC-- 5. THE GIGO SHALL HAVE A BUILT-IN HIGH -FLOW RELIEF SYSTEM (OVERFLOW BYPASS)- 0. THE RETRIEVAL SYSTEM MUST ALLOW REMOVAL OF THE 13FG13 Wier -CUT SPILLING THE COLLECTED MATERIAL T. PERFORM MAINTENANCE IN ACCORDANCE WITH STANDARD SPECIFICATION 9dH,3g15). 6, ANY SEDIMENT 1N THE CATCH DAWN INSERT SHALL BE REMOVED WHEN THE SEDIMENT HAS FILLED ONE-THIRD OF THE AVAILABLE STORAGE. THE FILTER MEDIA FOR THE INSERT SHALL BE CLEANED OR REPLACED AT LEAST MONTHLY, UN $ CjRERWAt N".0. DRAWLNG.IS NOT TO SCALE rNTSI STD. PLAN - 216.30 CRIPUBLIC WORKS APPR En: DEPARTMENT CATCH BASIN INSERT iGAZ 9/2812018 I Pu�4 Woilaa�„nui.n., EIATI View Looking Upstream 12"yI� d 7s• III{ -- 1IIII�1 Omm) ro �.5rn) (150I (s .,) Note: c° o Key stone into channel banks and extend it beyond the abutments a minimum of 18" (0.5m) to prevent Flow around dam. A Section A -A 24" (0.6m) V (2.4m) Spacing Between Check Dams 'L' = the distance such that points A' and 'B' are of equal elevation. L Point'A' Poinl 'B' / NOT TO SCALE Rock Check Dam Revised June 2016 DEPARTMENT OF ECOLOGYPlease see http:/AYwwecy wa.gov/copyright htn11 for copyright notice including permissions, State of Washington limital ion of liabildy, and disclaimer. CP 04/17/2024 SURVEYED: SDM CP 0911512023 DESIGNED: NEM CP 0912812022 CP 0710112021. DRAWN. TLK CP 0410812021 CHECKED: EDM BY DATE APPR APPROVED: CJA SCALE: N/A ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY VERTICAL: NAVD 1988 HORIZONTAL: NAD 1983/1991 DATU M :45 Al 3m Minkmm Lalh and flagging on 3 sides - Sandbag Berm 10 mil plastic lining Varies l_ A — A Section A_A 10 mil plastic lining — Plan Type "Below Grade" 0 Stake (typ.) 1l plastic lining Sandbag Berm 1, ArtuaIlayout determined in the field, 2- A con cretewashout sign shall be installed within 1 f3 m of t he temporary concrele washoul Facility. Wood fr2me securely fastened around entirg perimeter with two Stakes 10 mil plastic lining Section B-B 2x12 rough Plan wood Frame Type "Above Grade" with Wood Planks NOT TO SCALE Concrete Washout Area with Wood Planks Revised June 2016 ❑EPAR7MEN7 of ECOLOGY Please see http.-1Ayww eey.wa.gov&mp3iVht.hW for copyright notice including permissions, m' at o ti N d disclaimer, State of Washington It t Ion i a lily, an Dripllne . RootZone One sign per 50 feet. (minimum of 2 Signs) 6 Ft. Temporary 3 Chain Link Felice � flOCTs NO TRESPASSING PROTECTED TREES Figure 1. TREE PROTECTION FENCE DETAIL. DRIPLINE METHOD Know what's below. Call before you dig. CITY OF RENTON Planning/Building/Public Works Dept. R-41 1505 IN COMPLIANCE WITH CITY OF RENTON STANDARDS SKYHORSE SHORT PLAT PR 17— 000438 ASBUILT TESC DETAILS NOR 44 4 P41 m J 6 0 Z C/� DATE: 0611712024 FIELDBOOK: PAGE: O DRAWING NO: 22587 SHEET: 5 OF:20