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Home My WebLink AboutR-402707N O I O I W I- Q w Rflp4 rc�5sn� R - 25 MIN INSTALL DRIVEWAY CULVERT IF THERE IS A ROADSIDE DITCH PRESENT, AS PER GTY ROAD STANDARDS 4' 6' QUARRY SPALLS 12"MIN THICKNESS OR IVEWAYS SHALL BL PAVED TO THE EDGE OF THE RIGHT-OF-WAY PRIOR TO INSTALLATION OF THE CONSTRUCTION ENTRANCE T❑ AVOID DAMAGING OF THE ROADWAY 2. IT IS RECOMMENDED THAT THE ENTRANCE BE CROWNED SO THAT RUNOFF DRAINS OFF THE PAD I Y MIN PROVIDE FULL WIDTH OF WGRES&EGRESS AREA NOTES- 1- CONDRIDN OF USE I.I. CONSTRUCTION ENTRANCE SHALL BE STAB ILLZED WHEREVER TRAFFIC WILL BE LEAVING A CONSTRUCTION SITE AND TRAVELING ON PAVED RAIDS OR OTHER PAVED AREAS WITHIN 1.000 FEET OF THE SITE 12- FOR RESIDENT IAL CONSTRUCT I ON PROVIOE STAIRLIZED CONSTRUCTION ENTRANCES FOR EACH RESIDENCE IN ADDITION TO THE MAIN SUBDIVISION ENTRANCE. STAB ILIZEO SURFACES SHALL BE OF SUFFICIENT LENGTHAMDTH TO PROVIDE VEHKXE ACCESVPARKING, BASED ON LOT S12EICONFIGURATION. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1 A SEPARATION GEOTEKTILE SHALL BE PLACED UNDER THE SPALLS TO PREVENT FINE SEDIMENT FROM PUMPING UP INTO THE ROCK PAD. THE GEOTEXTIL.E SHALL MEET THE FOLLOWING STANDARDS GRAB TENSILE STRENGTH (ASTM D4632) 200 LBS MIN GRAB TENSILE ELONGATION IASTM 04W1 30%M1kX. IWO'ENI CDR PUNCTURE STRE.NGTHIASTM 062411 495LBS MIN ADS IASTM D4751) 20-45 (US STANDARD SIEVE SIZE) 2.2. 00 NOT USE CRUSI-EDCONCRETE CEMEINT. OR CALCILWCHLORIGE FOR COAST RUCTION ENTRANCE STABILIZATION BECAUSE THESE PRODUCTS RAISE PH LEVELS IN STORkMAITR AND CONCRETE DISCHARGE TO SURFACE WATERS OF THE STATE IS PROHIBITED 13. HOG FUEL [WOOD BASED MULCH) MAY BE SUBSTITUTED FOR OR COMBINED WITH QUARRY SPALLS IN AREAS THAT WILL NOT BE USED FOR PERMANENT ROADS HOG FUEL IS HOT RECOMMENDED FOR ENTRANCE. STABILIZATION IN URBAN AREAS. THE INSPECTOR MAY AT ANY TIME RECUFEE THE USE OF QUARRY SPALLS IF THE NOG FUEL IS NOT PREVENTING SE OF ME NT FROM BEING TRACKED ONTO PAVEMENT OR IF THE HOG FUEL IS LEI NG CARRIE D ON TO PAVEMENT. 2.4 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 SUGGRADE. THIS CAN SUBSTANTUILLY INCREASE THE EFFECTIVENESS OF THE PAD AND REDUCE THE NEED FOR MAINTENANCE 3. MAINTENANCE STANDARDS 3.1. QUARRY $PALLS SHALL BE ADDER IF THE PAO is NO LONGER IN ACCORDANCE WITH THE SPECIFICATIONS. 32. IF THE ENTRANCE IS NOT PREVENTING SEDIMENT FROM BEI NG TRACKED DITTO PAVEMENT- THEN ALTERNATIVE MEASIJ RES TO KEEP IHE STREE75 FREE OF SEGMENT SHALL BE USED THIS MAY INCLUDE STREET SWEEPING AN INCREASE IN THE DIMENSIONS OF THE ENTRANCE, OR THE INSTALLATION OF AWHEEL WASH IF WASHING IS USED- IT SHALL BE DONE ON AN AREA COV EKED WITH CRUSHED ROCK AND WASH WATER SHALL DRAIN TO A SEDIMENT TRAP OR POND 3 3 ANY SEDIMENT THAT IS TRACKED OHTOPAVEMENT SHALL BE REMOVED IMMEOIATELY BY SWEEPING THE SEDIMENT COLLECTED BY SWEEPING SHALL BE REMOVER OR STABILLZE0 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 SMALL SUMP MUST BE CONS TRUCIED THE SEDIMENT WOULD THEN BE WASHED WtO THE SUMP WHERE R CAN BE CONTROLLED AND DISCHARGED APPROPRIATELY. WASH WATER MUST BE PUMPED BACK ONTO THE SITE AND CANNOT DISC14AARGE TO SYSTEMS TRIBUTARY TO SURFACE WATERS .34 ANY QUARRY SPALLS THAT ARE LDOSE NED FROM THE PAD AND ENO UP ON THE ROADWAY SHALL BE REMOVED IMMEDIATELY .T S IF VEHCIE SARE ENTERING OR EXITING THE SITES AT POINTS OTHER THAN THE CONSTRUCTION ENTRANCE(SX. FENCING SHALL BE INSTALLED TO CONTROL TRAFFIC ALf SS DIM RWIS( NOTED URAWING IS NDT 70 SC ALF INTSX STD. PLAN - 215.10 URI PUBLIC WORKS ""wLriLu DEPARTMENT STABILIZED CONSTRUCTION ENTRANCE GAZ 9/28/2018 I STABILIZED CONSTRUCTION ENTRANCE SCALE: N.T.S. 5' h1NC pF'.41NAGE GRATE TRIM RATE FRAME -- _ - OVERFLOW BYPASS I BELOW INLET GRATE DEVICE -F-DIMENT AND DEBRIS I"ILTERED WATER SECTION VIEW DRAINAGE GRATE (RECTANGULAR GRATE SHOWN(- RETRIEVAL SYSTEM (TYP-I aI� . OVER LOIN BYPASS ITYP BELOW INLET GRATE DEVICE MONET= VIEW NOTES: 1. PROTECTION SHALL BE PRSV IDED FOR ALL STORM DRAW INLETS GOINNSLOPE AND WITHIN SW FEET OF A DISTURBED OR CONSTRUCTION AREA. UNLESS THE RUNOFF THAT ENTERS THE CATCH BASIN W ILL BE CONVEYED TO A SEDIMENT POND OR TRAP. 2 IHLET PROTECTION SHALL BE USED TO PROTECT THE DRAINAGE SYSTEM 3 THE CONTRIBUTING DRAINAGE AREA MUST NOT BE LARGER THAN ONE ACRE A. SIZE THE BELOW INIL E7 GRATE DEVICE (BIGDI FOR THE 5TORMWATER STRUCTURE IT WILL SERVICE 5 THE BIGO SHALL HAVE A 8UILT-114 HIGH -FLOW RELIEF SYSTEM IOVERFLOW BYPASS) 0 THE RETRIEVAL SYSTEM MUST ALLOW REMOVAL OF THE SILO WITHOUT SPILLING THE COLLECTED MATERIAL 7 PERFORM MAINTENANCE IN ACCORDANCE MATH STANDARD SPECIFICATION "1.3(151. A 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 $HALL BE CLEANED OR REPLACED AT LEAST MONTHLY. UN LL SS ❑TINE RWISF N011 O. DRAWING IS NOT 1C SCALI LNM STD. PLAN - 216.30 w R PtEPARBLIC LF0ENT CATCH BASIN INSERT .G n 9/28/2018 1 DEPARTA�ENT GAZ RATE CATCH BASIN FILTER SCALE: N.T.S. TOE IN SHEETING IN 4' x 4- MIN- TRENCH 111 III-� I I_ 1 DI MA7L- Y I I F I 71 PROVIDE ENERGY DISSIPATION AT TOE IF EROSION IS LIKELY - BANDBAG I I YI. 1 10' MAX NOTES" 1. CONDITIONS OF USE 1 1. PLASTIC COVERING MAY BE USED ON DISTURBED AREAS THAT REQUIRE COVER MEASURES FOR LESS THAN 30 DAYS PLASTIC IS PARTICULARLY USE FOR PROTECTING CUT AND FILL SLOPES AND STOCKPILES. 12. 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. 1.4- THIS METHOD SHAALNOT BE USED UPSLOPE OF AREAS THAT MIGHT BE AO VERSELY IMPACTED BY RUNOFF. SUCH AREAS INCLUDE STEEP AND UNSTABLE SLOPES- 2. DESIGN AND INS TALLATION SPECIFICATIONS I1, PLASTIC 5HEEIING $HOUID HAVE A MINIMUM THICKNESS OF 0.0S MILLWEIER5. 2.2. IF EROSION AT THE TOE OF A SLOPE IS LIKELY. A GRAVEL BERM. RIPRAP. OR OTHER SUITABLE PROTECTION SHALL BE INSTALLED AT THE TDE OF THE SLOPE IN ORDER TO REDUCE THE VELOCITY OF RUNOFF 23. TIRES. SAND BAGS. OR EQUIVALENT MAY BE USED TO WEK-.HT PLASTIC 24 SEAMS BETWEEN SHEETS MUST OVERLAP A MIN IMUMOF 121NCHESAND BE WEIGHTED OR TAPED A MAINTENANCE STANDARDS 11. TORN SHEETS MUST BE REPLACED AND OPEN SEAMS REPAIRED. 3.2, IF THE PLASTIC BEGINS TO DETER K)RATE DUE TO ULTRAVIOLET RADIATION. IT MUST BE COMPLETELY RE41OVED AND REPLACED. 3.3. WHEN THE PLASTIC IS NO LONGER NEEDED, IT SHALL BE COMPLETELY REMOVED VIR) PUBLIC WORKS DEPARTMENT PLASTIC COVERING SCALE: N.T.S. • Call 811 • two business days before you dig NO. PLASTIC COVERING REVISION UNLE SS OT I II WN151 NU 110- (.RAN. 11,G;5 MOT TO SCALE IN r51 STD. PLAN - 213.30 F«f'�• . GAZ 9/28/2018 1 0 GATE JOINTS IN FILTER FABRIC SHALL BE SPLICED AT POSTS USE STAPLES. WRE RINCS. OR EQUIVALENT TO ATTACH FABRIC TO POSTS i 2-X2' 14 GAUGE WIRE. OR EQUIVALENT. IF STANDARD STRENGTH FABRIC USED FILTER FABRIC - _1_4 - - - - - - - - - - - - -.. fi MA}L rl I I I 12" MIN POST B• C:CTIF wFzE BANG IPACING MA Y SE S BED D I I a-xa-LIN TRENCH I I '�ull BACKFILL TRENCH WITH NATIVE SOIL Oft 3W TO I-IG' WASHED GRAVEL 2'x4' WOOD POSTS- STEEL FENCE POSTS, OR EQUIVALENT (TYP 1 NOTES: 1 CONDITIONS OF USE I. SILT FENCE MAY BE USED DOWN SLOPE OF ALL DISTURBED AREAS- 2. SILT FENCE IS NOT INTENDED TO TREATCONCENTRATE 1) FLOWS. NOR IS IT INTENDED TO TREAT SUBS TAN TIALAMOUNTS OF OVERLM0 FLOW. ANY CONCENTRATED FLOW MUST SE CONVEYED THROUGH THE DRAINAGE SYSTEM 70A SEDMENT TRAP OR POND. 2. DEMN ANO INSTALLATION SPECIFICATIONS 2.1. THE GEOTEXTILE USED MUST MEET THE STANDARD LISTED BELLOW. A COPY OF THE MANUFACTURER'S FABRIC SPECIFICATIONS MUST BE AVAILABLE ON 51TE AOS IASTM D4751) 30-100 SIEVE SITE {O.BU 0.1 SimITF FOR SILT FILM 50.100 SIEVE SIZE 10.3".15r FOR OTHER FABRICS WATER PERMITTIVITY IASTM D4a91) 0.07 SEC( MINIMUM GRAB TENSILE STRENGTH (AS TM 046321 1SO LDS. MIN FORE XT RA STRENGTH FABRIC IOD LBS. MIN FOR STANDARD STRENGTH FABRIC GRAB TE145ILE ELONGATION (AS TM D4632) 30%MAX (WOVEN) ULTRAVIOLET RESISTANCE IASTM D4355) 70%FAN 2.2 STANDARD STRENGTH FABRIC REQUIRES MORE BACKING TO INCREASE THE STRENGTH OF THE FENCE WIRE BACKING OR CLOSER POST SPAGNG MAY BE REOU[RE D FOR EXTRA STRENGTH FABRIC IF FIELD PERF0014"CE WARRANTS A STRONGER FENCE. 23 WHERE THE FENCE IS INS TALLE 0. THE SLOPE SHALL HOT BE STEEPER THAN 2H.IV 2.4 IF A TYPICAL SILT FENCE IS USED. THE STANDARD VX4' TRENCH MAY BE REDUCED AS LONG AS THE BOTTOM B INCHES OF THE SILT FENCE FABRIC IS WELL RLIRIED AND SECURE IN A IRE NCH THAT STABILIZES THE FENCE AND DOES NOT ALLOW WATER TO BYPASS,OR UNDERMINE THE SILT FENCE 2.5 FILTER FABRIC FENCES SHALL BE INSTALLED ALONCCON TOURS WHENEVER POSSIBLE. 3. MAINTENANCE STANDARDS 3.1 ANY DAMAGE SHALL BE REPAIRED IMMEDATELY 3.2 IF CONCENTRATED FLOWS ARE EVIDENT UPHILL OF THE FENCE. THEY MUST BE IN TE RCE PT E D 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 TO FLOW AND THEN CAUSING CHANN ELIZATION OF 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 FATER FABRIC (GEOTEX 11 -E) HAS GET ERIORATED DUE TO ULTRAVIOLET BREAKDOWN, IT SHALL BE REPLACED. PUBLIC WORKS ILIB'% AN DEPARTMENT SILT FENCE SCALE: N.T.S. SURVEYED: DESIGNED: KH DRAWN: JMW CHECKED: MBK BY DATE AP P R APPROVED: KH LINLE 550 THE R wi S F -42 T 111. 6A AW NC :S N 0 T 7C1 SCAT III T.% STD. PLAN - 214.00 RITM SILT FENCE GAZ 9/28/2018 L'afk 1� M18 �' SITTS & HILL ENGINEERS, INC. CIVIL ■ STRUCTURAL ■ SURVEYING 4815 CENTER STREET I TACOMA, WA. 98409 PHONE: (253) 474-9449 1 FAX: (253) 474-0153 http://www.sittshill.com/ Project No.: 17668 Project Mgr.: KH Proj. Engineer: MBK Proj. Drafter: JMW R-402707 IN COMPLIANCE WITH CITY OF RENTON STANDARDS rbbannwarth VELOPMENT ENGINEERING 1� tk LSURFACE WATER UTILITY 11 /13/2018 traka 11 /13/2018 SCALE: DATE: VERTICAL: NAND 1988 • WSADA PARKING LOT AS NOTED HORIZONTAL: NAD 1983/183/1991 C T Y O vR i FIELDBOOK: RENT 0 N PAGE: ONE INCH DATUM "UIRF DRAWING NO: AT FULL SCALE Planning/Building/Public works Dept. TEMPORARY EROSION AND SEDIMENT CONTROL DETAILS C1.3 IF NOT ONE INCH SCALE ACCORDINGLY (PRIVATE & PUBLIC) SHEET: � oF:25 O^ L !! V J O 00 T 0J APJI t-J 0 O 00 n� r