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HomeMy WebLinkAboutR-406206A PORTION OF SE 1/4, SE 1/4, SECTION 32, TOWNSHIP 23 N, RANGE 05 E, W.M., KING COUNTY, WA O O I- LLJ Lul C/) =ENCE POST (TYP.) I 12' MIN NOTES 1. CONDITIONS OF USE I.I. TO ESTABLISH CLEARING LIMITS. STAKE AND WERE FENCE MAY BE USED I'll .1. AT THE BOUNDARY OF CRITICAL AREAS. THEIR BUFFERS AND OTHER AREAS REQUIRED TO BE LEFT UNCLEARED, 1.1.2. AS NECESSARY TO CONTROL VEHICLE ACCESS TO AND ON THE SITE. 2. MAINTENANCE AND REQUIREMENTS 2A IF THE FENCE IS DAMAGED OR VISIBILITY REDUCED. IT SHALL BE REPAIRED OR REPLACED IMMEDIATELY AND VISIBILITY RESTORED 22, DISTURBANCE OF A CRITICAL AREA CRITICAL BUFFER AREA, NATIVE GROWTH RETENTION AREA OR OTHER AREA REQUIRED TO BE LEFT UNDISTURBED SHALL BE REPORTED TO THE CITY OF RENTON FOR RESOLUTION. 2.3, THE CITY MAY REOUIRE MORE SUBSTANTIAL FENCING IF THE FENCE DOES NOT PREVENT ENCROACHMENT INTO THOSE AREAS THA- ARE NOT TO BE DISTURBED. USASS OTHERWISE NOTEEI. DRAWING S NCT TC SCALE STD. PLAN - 212.00 ► -. PUBLIC WORKS -44- DEPARTMENT 0STAKE AND WIRE FENCE GAZ 9/28/2018 R = 25 MIN INSTALL DRIVEWAY CULVERT IF THERE IS A ROADSIDE DITCH PRESENT, AS PER CITY ROAD STANDARDS 4•-W OARRY SPALLS ' GEOTEXTILE 1. DRIVEWAYS SHALL BE PAVED TO THE EDGE OF THE RIGHT-OF-WAY PRIOR TO INSTALLATION OF THE CONSTRUCTION ENTRANCE TO AVOID DAMAGING OF THE ROADWAY 2. IT IS RECOMMENDED THAT THE ENTRANCE BE CROWNED SO THAT RUNOFF DRAINS OFF THE PAD 15' MIN PROVIDE FULL WIDTH OF INGRESS'EGRESS AREA 12' MIN, THICKNESS NOTES: 1. CONDITION OF USE 1 , CONSTRUCTION ENTRANCE SHALL BE STABILIZED WHEREVER TRAFFIC WILL BE LEAVING A CONSTRUCTION SITE AND TRAVELING ON PAVED ROADS OR OTHER PAVED AREAS WITHIN 1,000 FEET OF THE SITE 12 FOR RESIDENTIAL CONSTRUCTION PROVIDE STABILIZED CONSTRUCTION ENTRANCES FOR EACH RESIDENCE IN ADDITION TO THE MAIN SUBDIVISION ENTRANCE. STABILIZED SURFACES SHALL BE OF SUFFICIENT L.ENGTHNVIDTH TO PROVIDE VEHICLE ACCESSIPARKING, BASED ON LOT SIZEICONFIGURATION 2 DESIGN AND INSTALLATION SPECIFICATIONS 2 1. A SEPARATION GEOTEXTILE SHALL BE PLACED UNDER THE SPALLS TO PREVENT FINE SEDIMENT FROM PUMPING UP INTO THE ROCK PAD THE GEOTEXTILE SHALL MEET THE FOLLOWING STANDARDS, GRAB TENSILE STRENGTH (ASTM 104632) 200 LBS. MIN. GRAB TENSILE ELONGATION (ASTM D4632) 30% MAX (WOVEN) CSR PUNCTURE STRENGTH (ASTM D6241) 495 LEIS MIN ADS (ASTM 04751) 20-I5 (U S STANDARD SIEVE SIZE) 22 DO NOT USE CRUSHED CONCRETE. CEMENT, OR CALCIUM CHLORIDE FOR CONSTRUCTION ENTRANCE STABILIZATION BECAUSE THESE PRODUCTS RAISE PH LEVELS IN STORMWATER AND CONCRETE DISCHARGE TO SURFACE WATERS OF THE STATE IS PROHIBITED 2,3. HOG FUEL (WOOD BASED MULCH) MAY BE SUBSTITUTED FOR OR COMBINED WITH QUARRY SPALLS IN AREAS THAT WELL NOT BE USED FOR PERMANENT ROADS. HOG FUEL IS NOT RECOMMENDED FOR ENTRANCE STABILIZATION IN URBAN AREAS. THE INSPECTOR MAY AT ANY TIME REQUIRE THE USE OF QUARRY SPALLS IF THE HOG FUEL IS NOT PREVENTING SEDIMENT FROM BEING TRACKED ONTO PAVEMENT OR IF THE HOG FUEL IS BEING CARRIED ONTO PAVEMENT. Z 4. FENCING SHALL BE INSTALLED AS NECESSARY TO RESTRICT TRAFFIC TO THE CONSTRUCTION ENTRANCE 25. WHENEVER POSSIBLE, THE ENTRANCE SHALL BE CONSTRUCTED ON A FIRM. COMPACTED SUBGRADE. THIS CAN SUBSTANTIALLY INCREASE THE EFFECTIVENESS OF THE PAD AND REDUCE THE NEED FOR MAINTENANCE 3. MAINTENANCE STANDARDS t 1 QUARRY SPALLS SHALL BE ADDED IF THE PAD IS NO LONGER IN ACCORDANCE WITH THE SPECIFICATIONS t 2 IF THE ENTRANCE IS NOT PREVENTING SEDIMENT FROM BEING TRACKED ONTO PAVEMENT, THEN ALTERNATIVE MEASURES TO KEEP THE STREETS FREE OF SEDIMENT SHALL BE USED THIS MAY INCLUDE STREET 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 WE IH CRUSHED ROCK. AND WASH WATER SHALL DRAIN TO A SEDIMENT TRAP OR POND 13 ANY SEDIMENT THAT IS TRACKED ONTO PAVEMENT SHALL BE REMOVED IMMEDIATELY BY SWEEPING THE SEDIMENT COLLECTED BY SWEEPING SHALL BE REMOVED OR STABILIZED ON SITE. 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 SWILL SUMP MUST BE CONSTRUCTED THE SEDIMENT WOULD THEN BE WASHED INTO THE SUMP WHERE IT CAN BE CONTROLLED AND DISCHARGED APPROPRIATELY WASH WATER MUST BE PUMPED BACK ONTO THE SITE AND CANNOT DISCHARGE TO SYSTEMS TRIBUTARY TO SURFACE WATERS. 14, ANY QUARRY SPALLS THAT ARE LOOSENED FROM THE PAD AND END UP ON THE ROADWAY SHALL BE REMOVED IMMEDIATELY. is IF VEHICLES ARE ENTERING OR EXITING THE SITES AT POINTS OTHER THAN THE CONSTRUCTION ENTRANCE(S) FENCING SHALL BE INSTALLED TO CONTROL TRAFFIC. UNLESS OTHERWISE NOTED. DRAWING IS NOT TO SCALE STD. PLAN - 21S.30 • PUBLIC WORKS APPR VFD DEPARTMENT STABILIZED CONSTRUCTION ENTRANCE GAZ 9/28/2018 OAT I jilKnow what's below. , CaII before you di - SANCBAG(T(-; TOE IN SHEETING IN 4'. 4' MIN TRENCH NOTES: 1. CONDITIONS OF USE 1.1. PLASTIC COVERING MAY BE USED ON DISTURBED AREAS THAT REQUIRE COVER MEASURES FOR LESS THAN 30 DAYS. 12. PLASTIC IS PARTICULARLY USEFUL FOR PROTECTING CUT AND FILL SLOPES AND STOCKPILES 13. CLEAR PLASTIC SHEETING MAY BE USED OVER NEWLY -SEEDED AREAS TO CREATE A GREENHOUSE EFFECT AND ENCOURAGE GRASS GROWTH CLEAR PLASTIC SHOULD NOT BE USED FOR THIS PURPOSE DURING THE SUMMER MONTHS IA. THIS METHOD SHALL NOT BE USED UPSLOPE OF AREAS THAT MIGHT BE ADVERSELY IMPACTED BY RUNOFF. SUCH AREAS INCLUDE STEEP AND UNSTABLE SLOPES. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1 PLASTIC SHEETING SHOULD HAVE A MINIMUM THICKNESS OF 0 06 MILLIMETERS 22- IF EROSION AT THE TOE OF A SLOPE IS LIKELY. A GRAVEL BERM, RIPRAP OR OTHER SUITABLE PROTECTION SHALL BE INSTALLED AT THE TOE OF THE SLOPE IN ORDER TO REDUCE THE VELOCITY OF RUNOFF 2.3. TIRES. SAND BAGS. OR EQUIVALENT MAY BE USED TO WEIGHT PLASTIC. 2,4 SEAMS BETWEEN SHEETS MUST OVERLAP A MINIMUM OF 12 INCHES AND BE WEIGHTED OR TAPED. 3. MAINTENANCE STANDARDS 3-1 TORN SHEETS MUST BE REPLACED AND OPEN SEAMS REPAIRED. 32. IF THE PLASTIC BEGINS TO DETERIORATE DUE TO ULTRAVIOLET RADIATION. IT MUST BE COMPLETELY REMOVED AND REPLACED 33 WHEN THE PLASTIC �S NO LONGER NEEDED, IT SHALL BE COMPLETELY REMOVED. UNLESS OTHERWISE NOTED. DRAWING N NOT TO SCA.I STD. PLAN - 213.30 % PUBLIC WORKS PR°"" DEPARTMENT PLASTIC COVERING GAZ 9/28/2018 D BACK 07 51nEWALK -\ /- CATCH BASIN COVER 3A4' DRAIN GRAVEL `­-"W-'1`Ww WIRE SCREEN OR FILTER FABRIC PLAN VIEW CONCRETESLOCKS 3+4' DRAIN GRAVEL CATCH BASIN COVER POND HEIGHT OVERFLY WATER �--} • l J • CURB INLET WIRE SCREEN OR FILTER FABRIC -f CATCH BASIN Z'x4' WOOD STUD J SECTION A NOTES: 1, PROTECTION SHALL BE PROVIDED FOR ALL STORM DRAIN INLETS DOWNSLOPE AND WITHIN 5W FEET OF A DISTURBED OR CONSTRUCTION AREA, UNLESS THE RUNOFF THAT ENTERS THE CATCH BASIN WILL BE CONVEYED TO A SEDIMENT POND OR TRAP 2 INLET PROTECTION SHALL BE USED TO PROTECT THE DRAINAGE SYSTEM. 3. THE CONTRIBUTING DRAINAGE AREA MUST NOT BE LARGER THAN ONE ACRE 4. USE BLOCK AND GRAVEL TYPE SED MENT BARRIER WHEN CURB INLET IS LOCATED IN GENTLY SLOPING SEGMENT, WHERE WATER CAN POND AND ALLOW SEDIMENT TO SEPARATE FROM RUNOFF 5- BARRIER SHALL ALLOW FOR OVERFLOW FROM SEVERE STORM EVENT G INSPECT HARRIERS AND REMOVE SEDIMENT AFTER EACH STORM EVENT. SEDIMENT AND GRAVEL MUST BE REMOVED FROM IHE TRAVELED WAY IMMEDIA IELY 7. BLOCK AND GRAVEL CURB INLET PROTECTION MAY ONLY BE USED IN LANES NOT OPEN TO TRAF TIC UNLESS OTHERWISE NOTED, DRAWING IS NOT TO SCALE A10STD. PLAN - 216.40 ... PUBLIC WORKS BLOCK AND GRAVEL CURB INLET PP DEPARTMENT PROTECTION GAZ 9/28/2018 I—— .' DAT 05/27/2020 PLO ENGINEERING Surveyors & Civil Engineers P.O. Box 412 Ravensdale, WA 98051 (206) 420-7130 www.PlogEngineering.com JOINTS IN FILTER FABRIC SHALL BE SPLICEU POSTS USE STAPLES WIRE RINGS OR EQUIVALENT TO ATTACH FABRIC TO POSTS 2'x2' 14 GAUGE WERE. OR EQUIVALENT. IF STANDARD STRENGTH FABRIC USED 7w�,- FILTER FABRIC I I` MAX -I I JPOST SPACING MAY IN INCREASED 4'MIN TRENCH 6 I TO 8' IF WERE BACKING IS USED I I I I BACKFILL TRENCH WITH NATIVE SOIL T OR 314' TO t-ln' WASHED GRAVEL - 2"z4' WOOD POSTS, STEEL FENCE POSTS. OR EQUIVALENT (TYP ) NOTES: 1. CONDITIONS OF USE 1 1 SILT FENCE MAY BE USED DOWNSLOPE OF ALL DISTURBED AREAS. 1 2 SILT FENCE IS NOT INTENDED TO TREAT CONCENTRATED FLOWS. NOR IS IT INTENDED TO TREAT SUSSTANTIA. AMOLNTS OF OVERLAND FLOW. ANY CONCENTRATED FLOW MUST BE CONVEYED THROUGH THE DRAINAGE SYSTEM TOA SEDIMENT TRAP OR POND. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2* THE GEOTEXTILE USED MUST MEET THE STANDARD LISTED BELLOW A COPY OF THE MANUFACTURERS FABRIC SPECIFICATIONS MUST BE AVAILABLE ON SITE. ADS (ASTM 04751) 30-100 SIEVE SIZE (0 6" 15nun) FOR SILT FILM 50.100 SIEVE SIZE (0 30.0 5mm) FOR OTHER FABRICS WATER PERMITT VITY (ASTM D4491) O.GI SEC MINIMUM GRAB TENSILE STRENGTH (ASTM D4832) 180 LBS. MIN FOR EXTRA STRENGTH FABRIC 100 LBS MIN FOR STANDARD STRENGTH FABRIC GRAB TENSILE ELONGATION (ASTM D4632) 309E MAX (WOVEN) ULTRAVIOLET RESISTANCE (ASTM 04355) 17W. MIN. 22 STANDARD STRENGTH FABRIC REQUIRES WIRE BACKING TO INCREASE THE STRENGTH OF THE FENCE. WIRE BACKING OR CLOSER POST SPACING MAY BE REQUIRED FOR EXTRA STRENGTH FABRIC IF FIELD PERFORMANCE WARRANTS A STRONGER FENCE 23 WHERE THE FENCE IS INSTALLED. THE SLOPE SHALL NOT BE STEEPER THAN 21H*1V 24 IF A TYPICAL. SILT FENCE IS USED, THE STANDARD 4'X4" TRENCH MAY BE REDUCED AS LONG AS THE BOTTOM 8 INCHES OF THE SILT FENCE FABRIC IS WELL BURIED ANC SECURE IN A TRENCH THAT STABILIZES THE FENCE AND DOES NOT ALLOW WATER TO BYPASS OR UNDERMINE THE StLT FENCE 25 FILTER FABRIC FENCES SHALL BE INSTALLED ALONG CONTOURS WHENEVER POSSIBLE. 3, MAINTENANCE STANDARDS 3.1. ANY DAMAGE SHALL BE REPAIRED IMMEDIATELY 3.2. IF CONCENTRATED FLOWS ARE EVIDENT UPHILL OF THE FENCE. THEY MUST BE INTERCEPTED AND CONVEYED TO A SEDIMENT TRAP OR POND 3.3. IT IS IMPORTANT TO CHECK THE UPHILL SIDE OF THE FENCE FOR SIGNS OF THE FENCE CLOGGING AND ACTING AS A BARRIER 10 FLOW AND THEN CAUSING CHANNELIZATION OF FLOWS PARALLEL TO THE FENCE IF THIS OCCURS. REPLACE THE FENCE OR REMOVE THE TRAPPED SEDIMENT 3A SEDIMENT MUST BE REMOVED WHEN SEDIMENT IS 61NCHES HIGH 3.5 IF THE FILTER FABRIC (GEOTEXTILE) HAS DETERIORATED DUE TO ULTRAVIOLET BREAKDOWN IT SHALL BE REPLACED UNLESS OTHERWISE NOTED. DRAWING '3 NOT TO SCALE IN TSj STD. PLAN - 214.00 - PUBLIC WORKS DEPARTMENI SILT FENCE GAZ R 9/28/2018 I �.M v v„.!•�u-xu OAT - DRAINAGE GRATE I TRIM GRATE FRAME _ C_ OVERFLOW BYPASS J BELOW INLEI GRATE DEVICE FRAME AND DEBRIS -f I � FILTERED WATER DRAINAGE GRATE (RECTANGULAR GRATE SHOWN) BELOW INLET GRATE DEVICE U ``JM/ ISOMETRIC VIEW RETRIEVAL SYSTEM (TYP I OVERFLOW BYPASS ITYPI :45 Al', NOTES: I. PROTECTION 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 CATCH BASIN WILL BE CONVEYED TO A SEDIMENT POND OR TRAP Z INLET PROTECTION SHALL BE USED TO PROTECT THE DRAINAGE SYSTEM 3 THE CONTRIBUTING DRAINAGE AREA MUST NOT BE LARGER THAN ONE ACRE 4 SIZE THE BELOW INLET GRATE DEVICE (BIGD) FOR THE STORMWATER STRUCTURE IT Wit I SERVICE 5 THE BIGO SHALL HAVE A BUILT-IN HIGH -FLOW RELIEF SYSTEM (OVERFLOW BYPASS) 6 THE RETRIEVAL SYSTEM MUST ALLOW REMOVAL OF THE GIGO WITHOUT SPILLING THE COLLECTED MATERIAL. 7. PERFORM MAINTENANCE IN ACCORDANCE WITH STANDARD SPECIFICATION 8-01 3(15) B ANY SEDIMENT IN THE CATCH BASIN 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. UNLESS OTHERWISE NOTED DRAWING IS NOT TO SCALE (NIS) STD. PLAN - 216.30 • �• PUBLIC WORKS APPa ED DEPARTMENT CATCH BASIN INSERT GAZ 9/28/2018 I :45 At .... w..•.,a - ,.,..... DATE AS -BUILT NOTES 1. AS -BUILT INFORMATION ON THESE DRAWINGS IS BASED ON INFORMATION PROVIDED TO APCE BY SADLER & BARNARD SURVEYORS AND ANYTHING NOT SHOWN ON THESE PLANS AS HAVING BEEN CONSTRUCTED DIFFERENTLY FROM WHAT WAS SHOWN ON THE APPROVED CONSTRUCTIONS DRAWINGS IS UNDERSTOOD BY APCE TO HAVE BEEN BUILT PER THE APPROVED DESIGN PLANS. 2. OTHER THAN AS SHOWN AS -BUILT CHANGES TO SURFACE ELEVATIONS ARE NOT REFLECTED IN THIS PLAN, R-406206 IN COMPLIANCE WITH CITY OF RENTON STANDARDS � READY FOR SUBMITTAL MXP 5/27/2020 MXPMxP SURVEYED SCALE VERTICAL NAVD 1988 HORIZONTAL MAD 1983n99t • CIVIL PLAN SET DAE OC/27/20'�O J L / L 2 1ST REVIEW REVISIONS MXP 11/05/2019 MXP SEE GRAPHIC DATUM CITY O F ' • RENTON Planning/Building/Public Works Dept. H A E V I N RIDGE SHORT PLAT RENTON, WA TESC DETAILS DESIGNED MXP FIELDBOOK PACE. 3 2ND REVIEW REVISIONS MXP 04/05/202 MXP 4 3RD REVIEW REVISIONS MXP 05/27/2020 MXP DRAWN DM ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY D�"""08�_ 8 CHECKED MXP SHEET OF NO, REVISION BY DATE APPR APPROVED 6 23 MxP O 0) O O 0) W, U) O N O O O DO Q J O O O