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Home My WebLink AboutR-374505w a z ww O wa k Ch CLCL a_ a_ U) w J m Q 0 EL J 0 0 U U) Q H Z W 2 w J W W a Q U ADAPTER GEOTEXTILE FABRIC CATCH CAS' RETRIEVAL STRAP H_7VOLUMES) OVERFLOW TO BYPASS PEAKSTORM 24" ACCUMULATION INLET SEDIMENT PROTECTION SE- 1/2" WIDE BORDER NOTES: 1. PIPE MATERIAL AS SPECIFIED BY THE ENGINEER. 2. PIPE DIAMETER AS SHOWN PER PLAN. si CLASS C CONCRETE (TYP.) 9 LANDSCAPE AREAS ONLY) F 8-314" V -0" 2' -0" CLEANOUT DETAIL 4 -3/4" CATCH BASIN INLET PROTECTION NOTES AS APPLICABLEi 1. PLACE CONCRETE BLOCKS LENGTHWISE ON THEIR SIDES IN A SINGLE ROW AROUND THE PERIMETER OF THE INLET, SO THAT THE OPEN ENDS FACE OUTWARD, NOT UPWARD. THE ENDS OF ADJACENT BLOCKS SHALL ABUT. THE HEIGHT OF THE BARRIER CAN BE VARIED, DEPENDING ON DESIGN NEEDS, BY STACKING COMBINATIONS OF BLOCKS THAT ARE 4INCHES, AND 12 INCHES WIDE. THE ROW OF BLOCKS SHALL BE AT LEAST 12 INCHES, BUT NO GREATER THAN 24 INCHES, HIGH. 2. PLACE WIRE MESH OVER THE OUTSIDE VERTICAL FACE (OPEN END) OF THE CONCRETE BLOCKS TO PREVENT STONE FROM BEING WASHED THROUGH THE BLOCKS. USE HARDWARE CLOTH OR COMPARABLE WIRE MESH WITH 112 INCH OPENINGS. 3. PILE STONE AGAINST THE THE WIRE MESH TO THE TOP OF THE BLOCKS. USE 3/4 TO 31NCH GRAVEL. 4. PLACE WIRE MESH OVER DROP INLET SO THAT THE WIRE EXTENDS A MINIMUM OF 1 FOOT BEYOND EACH SIDE OF THE INLET STRUCTURE. USE HARDWARE CLOTH OR COMPARABLE WIRE MESH OF 1/2 INCH OPENINGS. IF MORE THAN ONE STRIP OF MESH IS NECESSARY, OVERLAP THE STRIPS. 5. PLACE FILTER FABRIC OVER WIRE MESH. PLACE 314 INCH GRAVEL OVER WIRE MESH. THE DEPTH OF STONE SHALL BE AT LEAST 12 INCHES OVER THE ENTIRE INLET OPENING. EXTEND THE STONE BEYOND THE INLET OPENING AT LEAST 18 INCHES ON ALL SIDES. 6. IF THE STONE FILTER BECOMES CLOGGED WITH SEDIMENT, THE STONES MUST BE PULLED AWAY FROM THE INLET AND CLEANED OR REPLACED. 7. IF THE CB GRATE BECOMES CLOGGED WITH SEDIMENT, CONTRACTOR SHALL BE RESPONSIBLE TO IMMEDIATELY CLEAN DEBRIS FROM GRATE. ROOF DOWNSPOUT SEE ARCHITECTURAL DETAILS. 4x3 REDUCER BUSHING (SxH) 4x4 45" ELBOW (SxG) FINISH GRADE - F -\ LUSH W /FINISH GRADE 1' 0.5% MIN. 6" ROOF DRAIN - CONNECT TO STORM DRAIN TO BE SEALED NE MANNER AS SEWER JOINTS ON E tl Know whafs below. Call before you dig. c E 3" FOUNDATION -SEE STRUCTURAL PROVIDE EXTEN DETAILS. AS REQUIRED. NOTES: THE FILTER FABRIC SHALL BE PURCHASED IN A CONTINUOUS ROLL CUT TO THE 1. COORDINATE DOWNSPOUT LENGTH OF THE BARRIER TO AVOID USE OF JOINTS. WHEN JOINTS ARE LOCATIONS WITH BUILDING NECESSARY, FILTER CLOTH SHALL BE SPLICED TOGETHER ONLY AT A SUPPORT CONTRACTOR. NO OFFSETS g i m FASTENED TO THE POST. 2. ALLOWED. WHERE FEASIBLE). THE FENCE POSTS SHALL BE SPACED A MAXIMUM OF SIX NOR 2. ASPHALT PAVING ADJACENT TO 3. A TRENCH SHALL BE EXCAVATED, ROUGHLY EIGHT INCHES WIDE AND TWELVE PVC PIPE TO BE COLD MIX TO 4x4 45' ELBOW (SxG) PREVENT MELTING PIPE. 6x4 EXTEND 3. CONTRACTOR SHALL BUSHING (SxG) COORDINATE BLOCK OUTS FOR FENCE SHALL BE FASTENED SECURELY TO THE UPSLOPE SIDE OF THE POSTS FOOTINGS WITH USING HEAVY-DUTY WIRE STAPLES AT LEAST ONE INCH LONG, TIE WIRES, OR ARCHITECTURAL AND HOG RINGS. THE WIRE SHALL EXTEND INTO THE TRENCH A MINIMUM OF FOUR STRUCTURAL PLANS. DOF DOWNSPOUT CONNECTION CONSTRUCTION ENTRANCE NOTES: 1. MATERIAL SHALL BE 4 -INCH TO 8 -INCH QUARRY SPALLS AND MAY BE TOP - DRESSED WITH 1 -INCH TO 3 -INCH ROCK. (STATE STANDARD SPECIFICATIONS, SECTION 9- 13.6.) 2. THE ROCK PAD SHALL BE AT LEAST 12 INCHES THICK AND 100 FEET LONG. WIDTH SHALL BE THE FULL WIDTH OF THE VEHICLE INGRESS AND EGRESS AREA. 3. ADDITIONAL ROCK SHALL BE ADDED PERIODICALLY TO MAINTAIN PROPER FUNCTION OF THE PAD. 4. IF THE PAD DOES NOT ADEQUATELY REMOVE THE MUD FROM THE VEHICLE WHEELS, THE WHEELS SHALL BE HOSED OFF BEFORE THE VEHICLE ENTERS A PAVED STREET. THE WASHING SHALL BE DONE ON AN AREA COVERED WITH CRUSHED ROCK AND WASH WATER SHALL DRAIN TO A SEDIMENT RETENTION FACILITY OR THROUGH A SILT FENCE. S. GEOTEXTILE SHALL MEET THE FOLLOWING: GRAB TENSILE STRENGTH 200 PSI MIN. GRAB TENSILE LONGATION 30% MAX. MULLEN BURST STRENGTH 400 PSI MIN. ADS 2- 45(U.S. STANDARD SIEVE) DUE TO SITE CONSTRAINTS, MINIMUM LENGTH CANNOT BE REACHED. NO. REVISION FILTER FABRIC MATERIAL (ORANP1` MIRAFI 100 NS OR EQUIVALEi 2 "X2 "BY 14 GA. WI FABRIC OR EQUIVALEI AFFIX TO PO PROVIDE 314"- 1 1/2" WASH GRAVEL BACKFILL IN TRENCH AI ON BOTH SIDES OF FILTER FENS FABRIC ON THE SURFA 2"X 4" WOOD POST OR STEEL FENCE POST ORANGE FILTER FABRI MATERIAL 60" WIDE ROLLS USE RINGS TO ATTACH ATTACH TO WIRE FABRIC/ sues ru:w NOTES: 1. THE FILTER FABRIC SHALL BE PURCHASED IN A CONTINUOUS ROLL CUT TO THE n LENGTH OF THE BARRIER TO AVOID USE OF JOINTS. WHEN JOINTS ARE av NECESSARY, FILTER CLOTH SHALL BE SPLICED TOGETHER ONLY AT A SUPPORT POST WITH A MINIMUM SIX -INCH OVERLAP, AND BOTH ENDS SECURELY g i m FASTENED TO THE POST. 2. THE FILTER FABRIC FENCE SHALL BE INSTALLED TO FOLLOW THE CONTOURS IF IT MEETS THE REQUIREMENTS WHERE FEASIBLE). THE FENCE POSTS SHALL BE SPACED A MAXIMUM OF SIX NOR FEET APART AND DRIVEN SECURELY INTO THE GROUND (MINIMUM OF 30') 3. A TRENCH SHALL BE EXCAVATED, ROUGHLY EIGHT INCHES WIDE AND TWELVE INCHES DEEP, UPSLOPE AND ADJACENT TO THE WOOD POST TO ALLOW THE n FILTER FABRIC TO BE BURIED. 4. WHEN STANDARD STRENGTH FILTER FABRIC IS USED, A WIRE MESH SUPPORT FENCE SHALL BE FASTENED SECURELY TO THE UPSLOPE SIDE OF THE POSTS AS APPROVED BY THE USING HEAVY-DUTY WIRE STAPLES AT LEAST ONE INCH LONG, TIE WIRES, OR I n HOG RINGS. THE WIRE SHALL EXTEND INTO THE TRENCH A MINIMUM OF FOUR GEOTECHNICAL ENGINEER. INCHES AND SHALL NOT EXTEND MORE THAN THIRTY SIX INCHES ABOVE THE T 3 ORIGINAL GROUND SURFACE. 5. THE STANDARD STRENGTH FILTER FABRIC SHALL BE STAPLED OR WIRED TO THE FENCE, AND TWENTY INCHES OF THE FABRIC SHALL BE EXTENDED INTO THE NATIVE MATERIAL OR GRAVEL TRENCH. THE FABRIC SHALL NOT EXTEND MORE THAN THIRTY SIX INCHES ABOVE 4 THE ORIGINAL GROUND SURFACE. FILTER FABRIC SHALL NOT BE STAPLED TO EXISTING TREES. 6. WHEN EXTRA- STRENGTH FILTER FABRIC AND CLOSER POST SPACING ARE USED, 2" X 2" BY 14 GA. THE WIRE MESH SUPPORT FENCE MAY BE ELIMINATED. IN SUCH A CASE, THE WIRE FABRIC OR FILTER FABRIC IS STAPLED OR WIRED DIRECTLY TO THE POSTS WITH ALL OTHER EQUIVALENT PROVISIONS OF STANDARD NOTE (S) APPLYING. 7. THE TRENCH SHALL BE BACKFILL WITH 3/4INCH MINIMUM DIAMETER WASHED BURY BOTTOM OF GRAVEL. FILTER MATERIAL NOTE p IN 8 "X12" TRENCH 8, FILTER FABRIC FENCES SHALL BE REMOVED WHEN THEY HAVE SERVED THEIR USEFUL PURPOSE, BUT NOT BEFORE THE UPSLOPE AREA HAS BEEN PERMANENTLY STABILIZED. 2" X 4" WOOD POSTS, STANDARD OR 9. FILTER FABRIC FENCES SHALL BE INSPECTED IMMEDIATELY AFTER EACH BETTER, RAINFALL AND AT LEAST DAILY DURING PROLONGED RAINFALL. ANY REQUIRED OR STEEL FENCE REPAIRS SHALL BE MADE IMMEDIATELY. POST 10. CONTRIBUTING LENGTH TO FENCE SHALL NOT BE MORE THAN 100 FEET. 11. DO NOT INSTALL BELOW AN OUTLET PIPE OR WEIR. 12. DO NOT DRIVE OVER OR FILL OVER FILTER FABRIC FENCE. OF THE PIPE OR THE v H CONTRACTOR HAS THE OPTION TO USE GRAVEL BACKFILL PIPE ZONE I.D. + 30" BEDDING CONFORMING TO WSDOT M3.12 EDDING & BACKFILL PIPE IN TRENCHES momeno NOTES: 1. THE FILTER FABRIC SHALL BE PURCHASED IN A CONTINUOUS ROLL CUT TO THE n LENGTH OF THE BARRIER TO AVOID USE OF JOINTS. WHEN JOINTS ARE av NECESSARY, FILTER CLOTH SHALL BE SPLICED TOGETHER ONLY AT A SUPPORT POST WITH A MINIMUM SIX -INCH OVERLAP, AND BOTH ENDS SECURELY g i m FASTENED TO THE POST. 2. THE FILTER FABRIC FENCE SHALL BE INSTALLED TO FOLLOW THE CONTOURS IF IT MEETS THE REQUIREMENTS WHERE FEASIBLE). THE FENCE POSTS SHALL BE SPACED A MAXIMUM OF SIX FEET APART AND DRIVEN SECURELY INTO THE GROUND (MINIMUM OF 30') 3. A TRENCH SHALL BE EXCAVATED, ROUGHLY EIGHT INCHES WIDE AND TWELVE INCHES DEEP, UPSLOPE AND ADJACENT TO THE WOOD POST TO ALLOW THE n FILTER FABRIC TO BE BURIED. 4. WHEN STANDARD STRENGTH FILTER FABRIC IS USED, A WIRE MESH SUPPORT FENCE SHALL BE FASTENED SECURELY TO THE UPSLOPE SIDE OF THE POSTS AS APPROVED BY THE USING HEAVY-DUTY WIRE STAPLES AT LEAST ONE INCH LONG, TIE WIRES, OR I n HOG RINGS. THE WIRE SHALL EXTEND INTO THE TRENCH A MINIMUM OF FOUR GEOTECHNICAL ENGINEER. INCHES AND SHALL NOT EXTEND MORE THAN THIRTY SIX INCHES ABOVE THE T 3 ORIGINAL GROUND SURFACE. 5. THE STANDARD STRENGTH FILTER FABRIC SHALL BE STAPLED OR WIRED TO THE FENCE, AND TWENTY INCHES OF THE FABRIC SHALL BE EXTENDED INTO THE NATIVE MATERIAL OR GRAVEL TRENCH. THE FABRIC SHALL NOT EXTEND MORE THAN THIRTY SIX INCHES ABOVE 4 THE ORIGINAL GROUND SURFACE. FILTER FABRIC SHALL NOT BE STAPLED TO EXISTING TREES. 6. WHEN EXTRA- STRENGTH FILTER FABRIC AND CLOSER POST SPACING ARE USED, 2" X 2" BY 14 GA. THE WIRE MESH SUPPORT FENCE MAY BE ELIMINATED. IN SUCH A CASE, THE WIRE FABRIC OR FILTER FABRIC IS STAPLED OR WIRED DIRECTLY TO THE POSTS WITH ALL OTHER EQUIVALENT PROVISIONS OF STANDARD NOTE (S) APPLYING. 7. THE TRENCH SHALL BE BACKFILL WITH 3/4INCH MINIMUM DIAMETER WASHED BURY BOTTOM OF GRAVEL. FILTER MATERIAL NOTE p IN 8 "X12" TRENCH 8, FILTER FABRIC FENCES SHALL BE REMOVED WHEN THEY HAVE SERVED THEIR USEFUL PURPOSE, BUT NOT BEFORE THE UPSLOPE AREA HAS BEEN PERMANENTLY STABILIZED. 2" X 4" WOOD POSTS, STANDARD OR 9. FILTER FABRIC FENCES SHALL BE INSPECTED IMMEDIATELY AFTER EACH BETTER, RAINFALL AND AT LEAST DAILY DURING PROLONGED RAINFALL. ANY REQUIRED OR STEEL FENCE REPAIRS SHALL BE MADE IMMEDIATELY. POST 10. CONTRIBUTING LENGTH TO FENCE SHALL NOT BE MORE THAN 100 FEET. 11. DO NOT INSTALL BELOW AN OUTLET PIPE OR WEIR. 12. DO NOT DRIVE OVER OR FILL OVER FILTER FABRIC FENCE. RIGID FLEXIBLE D.I., CONIC.) (CPEP, CMP, PVC) BACKFILL PAVED AREAS AND SUBGRADE ELEVATION WITHIN R O W CRUSHED SURFACING TOP COURSE, WSDOT 9- 03.9(3) 95% n n av COMPACTION, 6' MAXIMUM LIFTS. 3 g i m NATIVE MATERIAL MAY BE USED G z IF IT MEETS THE REQUIREMENTS m OF STRUCTURAL FILL AND s e n COMPACTION CAN BE ACHIEVED e s C AS APPROVED BY THE Pr I n ti GEOTECHNICAL ENGINEER. T 3 BACKFILL UNPAVED AREAS NATIVE MATERIAL OR GRAVEL 4 4 BACKFILL FOR PIPE BEDDING, n o o 90% COMPACTION, 12" MAXIMUM C. C LIFTS. I 4 NOTE p o BACKFILL MATERIAL SHALL O NOT HAVE PARTICLE SIZE >< GREATER THAN 1" WITHIN 6" OF THE PIPE OR THE v CONTRACTOR HAS THE OPTION TO USE GRAVEL BACKFILL PIPE ZONE I.D. + 30" BEDDING CONFORMING TO WSDOT M3.12 EDDING & BACKFILL PIPE IN TRENCHES PIPE AS SPECIFIED ON PLANS 4" MIN. GRAVEL BACKFILL FOR PIPE ZONE BEDDING PER WSDOT 9- 03.12(3), 95% COMPACTION 4" CEMENT CONCRETE SIDEWALK NOTES: 1. CEMENT CONCRETE SHALL BE CLASS B. 4000 PSI. 2. DUMMY JOINTS CONSISTING OF 3/16" BY 2' PREMOLDED JOINT MATERIAL SHALL BE PLACED AT 15 FOOT INTERVALS. 4" CRUSHED SURFACING BASE COURSE (CSBC) MEETING WSDOT 9-03.9 (3) COMPACTED SUBGRADE TO 95% n n n av O yca 3 g i m 3 G z mn s e n v, O n a n av O ycamrn g i m 3 G I z z e v, O e s C 46 Pr I n ti V T 3 m M n n n O ycamrn3 z e v, O O 46 Pr I n ti V NOT TO SCALE Ct7 n L U 14004147 6 Checked or Compliance to City Standards w 1 0 R=374505 Ron '` TA C O MA- SEATTLE • SPOKANE -TRI- CITIES °o D K1fMIg16 T6 DPY1R 91Ml WNGF IE ( C] C 4ML9'NK SM /IOSW E NBGll16 y C_ PERMIT SET•°° m ° 15No I,SOU,Seat•Site3DD Tacoma,WA98403 mN usr rm nEmucrmFnFxnsw a z xosmm :ICB1m VM. FYTea 253.3831422 TEL 253.3831572 FAx www.ahbi.corn WEB a G7 wsaoimtt rsoarurw rroxs m¢r. z survsrm sae ae AS NOTED CITY OF CASCADE ELEMENTARY SCHOOL JULY 2014xos¢oxou: wn rsss iasr R. ELANGOVAN R E N TO N PORTABLES°°° F. KAroNA U,F SO, DATUM RENTON SCHOOL DISTRICT 7 23 74 p°tl y FIERST Planning /Building /Public works Dept. NOTES AND DETAILSF. BY DATE APPR rrno. S. COMFORT riwrmnar" 6` 4 5 Co, rz- -;s;7 IA-NNNNAA