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HomeMy WebLinkAboutWWP2703621.31W Q z U Ld O af 10- N w 'v J Q Z O U) Z W xI— W CC W !W rr Z V) Q �W V Q F— W T r 3 _ ROCK MUST COMPLETELY COVER THE BOTTOM AND SIDES OF THE DITCH 2C MIN. 2:1 SLOPES DISIp� SUCH THAT PAINTS r AANDBMEOFEQUKElEVA_MN III_ L � 11„III NOTES 1. CONDITION OF USE 1.1. WERE CONCENTRATED RUNOFF FROM DISTURBED AREAS TO AND FROM PONDS OR TRAPS. 1,3. TO CONVEY RUNOFF INTERCEPTED FROM UNDISTURBED AREAS AROUND THE SITE TO A NON -EROSIVE DISCHARGE POINT, 2. MAINTENANCE STANDARDS 2.1. ANY SEDIMENT DEPOSITION OF MORE THAN 0.5 FEET SHALL. BE REMOVED SO THAT THE CHANNEL IS RESTORED TO ITS ORIGINAL DESIGN CAPACITY. 22. THE CHECK DAMS SHALL BE EXAMINED FOR SIGNS OF SCOURING AND EROSION OF THE BED AND BANKS. IF SCOURING AND EROSION HAS OCCURRED, AFFECTED AREAS SHALL BE PROTECTED BY RIPRAP OR AN EROSION CONTROL BLANKET. 111 81-Ac WORKS CHECK DAMS SPACING AND STD. PLAN - 217.40 DEPAR_MErT GROSS SECTIONS MARCH 20013 JOINT$ IN FILTER FABRIC SHALL BE SPLICED AT POSTS. USE STAPLES, WIRE RINGS, OR EQUIVALENT TO ATTACH FABRIC TO POSTIL - aI POST SPACING MAYBE INCREASED TO V IF WIRE BACKING IS. USED f4' BY 14 Cie, YORE OR - EOUIVALENT.IF STANDARD - STRENGTH FABRIC USED FITFRFABRIC O► z N L - - MINIMUM 4'A4' TWI4M _ >r SAWLL TRENCH YOTH _ NATIVE SOIL , 2'*4' WOOD POSTS6 STEEL FENCE POSTS, RERAR OR FQUVALENIT NOTM 1. CONDITION OF USE 1.1. SILT FENCE MAY BE USED DOWNELOPE OF ALL DISTURBED AREAS. 1.2 SILT FENCE 19 NOT INTENDED TO TREAT CONCENTRATED FLOWS. NOR 19 INTENDED TO TREAT SUBSTANTIAL AMOUNTS OF OVERLAND FLOW - ANY OONCENTRATED FLOW MOST BE CONVEYED THROUGH THE DRAINAGE SYSTEM TO A SEDIMENT TRAP OR POND. 2. DESIGN AND INSTALLATION SPECIFICATIONS 21. THE OEOTEXTILE USED MOST MET THE STANDARD LISTED BELLOW. AQOPY OF THE MANUFACTURER'S FABRIC SPECIFICATIONS MOST BE AVAILABLE ON SITE. tc < C a rt.l La+sip I WATCP F[RMIT11e1Ti I L.a L�asa01e2SEC, _PAINIVUR1 :iR.1R TFrJ511f iTRFrJ:.HT (�Gtlrlfll5'u! 19Ut85.R'IN. FUN. XIRA SIRENCH FAL'RIC 1:0 LBS. A'Ifl. FOP. STAtJOAIm SIP.EMuFR FAPRI � , :iRARTFrJSIIFFI0N(-LA.TI0Ni�iTM.'D4Rii tIIIRAvI;]LA IL RL5G IAHC! SIN'UZi88' 77 A. I:IN. '.. 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 2HAV 2-4. IF A TYPICAL SILT FENCE IS USED, THE STANDARD 4X4 TRENCH MAY NOT BE REDUCED AS LONG AS THE BOTTOM 8 INCHES OF THE SILT FENCE S WELL BURIED AND SECURE IN A TRENCH THAT STABILIZES THE FENCE AND DOES NOT ALLOW WATER TO BYPASS OR UNDERMINE THE SILT FENCE. 3- MAINTENANCE STANDARDS 3.1. ANY DAMAGE $HALL BE REPAIR IMMEDIATELY. 3.2. IF CONCENTRATED FLOES ARE EVIDENT UPHILL OD THE FENCE, THEY MUST BE INTERCEPTED AND CONVEYED TO 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 TO FLOW AND THEN CAUSING CHANNELVATION OF FLOWS PARALLEL TO THE FENCE. IF THIS OCCURS, REPLACE THE FENCE OR REMOVED THE TRAP SEDIMENT. 3.4. BED IMENTMOST BE REMOVED WHEN SEDIMENT IS 6 INCHES HIGH. 3.5. IF THE FILTER FABRIC IGEOTEXTILE) HAS DETERIORATED DUE TO ULTRAVIOLET BREAKDOWN, IT SHALL BE REPLACED. S 1'1,13LtC 4'lURKS 9'1'D. PLAN - 014.00 SILT FENCE DSPAR-1> ENT - MARCH 2000 WARNING: THE UTILITY LOCATIONS SHOWN ARE APPROXIMATE ONLY. DEPTH UNKNOWN. CALL 1-800-424-5555. FLOW OrRECTION LAY r BOTTOM SKIRT ON TOP OF NATIVE SEGUFIE WITH PEA GRAVEL SAGS FILTER FENCE NOT TO SCALE IF CONNECTION TO EXISTING ASPHALT IS - REQUIRED THE SAWCUT ALONG PAVEMENT EDGE SHALL BE 2" DEEP. THEN REMOVE AND OR GRIND EXISTING ASPHALT SO THAT OVERLAY MATCHES EXISTING PAVEMENT. EMULSIFIED ASPHALT GRADE CSS-1 TACK SHALL BE APPLIED TO EDGE OF EXISTING PAVEMENT. ALL JOINTS SHALL BE SEALED USING PAVING ASPHALT AR4000W. CRUSHED SURFACING TOP COURSE SHALL BE ADDED TO SHOULDER TO TRANSITION EDGE OF ASPHALT OVERLAY TO THE SHOULDER. ENGINEERS LC '� ®CONSULTING 34400 8th Avenue South I 1® 1* 1 4aI Suite 205 Federal Way, WA 98003 FEDERAL WAY (253) BM-6113 www.esmcivil.com �+ETT (425) 28'-a;ao ELLENSBURG (509) 962-2608 Civil Engineering Land Surveying Land Planning Public Works 1 Project Management 1 Landscape Architecture ESM JOB # 1352-006-007 EXISTING EDGE OF PAVEMENT (VARIES) 6.5" CRUSHED SURFACING MATERIAL AND- HMA 1/2" THE SAME THICKNESS AS THE EXISTING ASPHALT PAVEMENT OR A MINIMUM OF 2 INCHES, WHICHEVER IS GREATER. SEE PROJECT SPECIFICATIONS FOR — UTILITY BACKFILL INFORMATION WIDTH VARIES FULL WITH OVERLAY OVERLAY FULL WIDTH WITH A MINIMUM OF 1.5" COMPACTED HMA 1 /2" EXISTING EDGE OF PAVEMENT (VARIES) w �/ NOTES: 1. ALL TRENCHES IN ROADWAY AREAS SHALL BE BACKFILLED AND TEMPORARILY PATCHED WITH ASPHALT AT THE END OF EACH WORK DAY. THIS WORK IS INCIDENTAL TO ALL TRENCH RESTORATION WORK. 2. THE ROADWAY SHALL BE REBUILT WITHIN TWO (2) WEEKS OF FINAL INSPECTION AND APPROVAL OF UTILITY ROPOSED INSTALLATION. SEWER 3. IF CONSTRUCTION OF SANITARY SEWER FORCE MAIN WITHIN SE 144TH STREET OCCURS OUTSIDE OF THE FOG LINE THE UTILITY PATCH AND OVERLAY ONLY NEEDS TO EXTEND TO FOG LINE AS OPPOSE TO CENTERLINE OF ROADWAY. HOWEVER, IF THE UTILITY IMPROVEMENTS EXTEND INTO THE TRAVEL LANE A FULL WITH OVERLAY IS REQUIRED. S.E. 140TH_ ST (KING COUNTY_ ROAD R E STO RATION DETAIL NOT TO SCALE o111i'll.�STi 0 FIRST SUBMITTAL ESM 09/18/12 SURVEYED: SCALE . VERTICAL: NAVD 1988 1 SECOND SUBMITTAL ESM 01/ 25/ 13 NT'S HORIZONTAL: NAD 1983/1991 DESIGNED: an 2 MYLAR SUBMITTAL ESM 01/28/13 43175 3 1 ST REVISION ESM 09/10/13 DRAWN: DM I ONE INCH Fc/STER���� 4 REVISED MYLAR SUBMITTAL ESM 09/19/13 CHECKED: A�—� DATUM .TTNOFFF(TIULLLOLLLNgggECALEIpCC S�ONAL EN�� ALN� IFNLCEH 09 /f 3 N 0. REVISION BY DATE A P P R APPROVED: SCALE ACCORDINGLY S=362 13 Ad OR CITY OF RENTON Planning/ Building/Public Works Dept. CRUSHED SURFACING TOP COURSE SHALL BE ADDED TO SHOULDER TO TRANSITION EDGE OF ASPHALT OVERLAY TO THE SHOULDER. IF CONNECTION TO EXISTING ASPHALT IS REQUIRED THE SAWCUT ALONG PAVEMENT EDGE SHALL BE 2" DEEP. THEN REMOVE AND OR GRIND EXISTING ASPHALT SO THAT OVERLAY MATCHES EXISTING PAVEMENT. EMULSIFIED ASPHALT GRADE CSS-1 TACK SHALL BE APPLIED TO EDGE OF EXISTING PAVEMENT. ALL JOINTS SHALL BE SEALED USING PAVING ASPHALT AR4000W. CHECKED FOR COMPLIANCE TO CITY STANDARDS DATE: HERITAGE PLAT 09/19/201 SANITARY SEWER EXTENSION PHASE 2 FIELDBOOK: PAGE: DRAWING N0: ROADWAY DETAILS DT-01 SHEET: OF: 15 15