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HomeMy WebLinkAboutR-392310N O� co I 0 W Y -1j Q Z z U Q LLJ LL 0 LL a_ 1 rr D J J 43 0 U Cn 12 n L0 n N CD N \ N a; E 0 0 a In 0 I a� I Ln O c0 0 Ln Ln Ln O Q0 1-1 V) O CD O (O Li Q D LU �; i� ROCK MU ST COMPLETELY COVER THE BOTTOM AND SIDESOFTHE017rH 2d"MIN. 2:1 SLOPES 2'-4" ROCK L THE DISTANCE SUCH THAT POINTS A AND &ARE OF EQUAL ELEVATION -III A a L I��—ITI-III=11— _ _ I_ i I`1 I I--1 I I---•11= 1 i =1 "'CITES 1. CONDITION OF USE 1. 1. WERE CONCENTRATED RUNOFF FROM DISTURBED AREAS TO AND FROM PONDS OR TRAPS, 1.2. TO CONVEY RUNOFF INTERCEPTED FROM UNDISTURBED AREAS AROUND THE SITE TO A NONEROSIVE 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. 2.2. THE CHECK DAMS SHALL BE EXAMINED FOR SIGNS OF SCOUFJNG 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. � PUBLIC WORKS CHECK DAMS SPACING AND STD. PLAN - 217.40 +'��+ DEPARTMENT CROSS SECTIONS MARCH 2O08 2:1 MAX. SLOPE � III � LE'IELBarTOM — � � I= 11= V min - - II1111,j1111�11—lilllll�llll,�,�ll-llr` r M1u SWALE SPACING DEPENDS ON SLOPE GRADIENT NOTES 1. CONDITION OF USE 1,1, REQUIRED AT: 1.1.1. THE TOP OF ALL SLOPES IN EXCESS OF 31-1:1V AND WITH MORE THAN 20 FEET OF VERTICAL RELIEF. 1.1.2. AT INTERVALS ON ANY SLOPES THAT EXCEEDS THE DIMENSIONS SPECIFIED BELLOW. 2, DESIGN AND INSTALLATION SPECIFICATIONS 2.1. FOR SLOPES STEEPER THAN 2H:1 v WITH MORE THAN 10 FEET OF VERTICAL RELIEF, BENCHES MAY BE CONSTRUCTED OR CLOSER SPACED INTERCEPTOR SWALES MAY BE USED. THE DESIRE MEASURE MOST BE DESIGNED BY AN ENGINEERT❑ EFFECTIVELY INTERCEPT THE HIGH VELOCITY RUNOFF TO A SEDIMENT POND OR TRAP. 2.2. CONSTRUCTION TRAFFIC OVER TEMPORARY SWALES SHALL BE MINIMIZED. 3. MAINTENANCE STANDARDS 3.1_ DAMAGE RESULTING FROM RUNOFF OR CONSTRUCTION ACTIVITY SHALL BE REPAIRED IMMEDIATELY. 3,2. IF THE FACILUY DO NOT REGUI-ARLY RETAIN STORM RUNOFF, THE CAPACITY ANDIOR FREQUENCY OF THE SWALES SHALL BE INCREASED. PUBLIC WORKS INTERCEPTOR SWALE STD. PLAN - 217.10 + ` DEPARTMENT MARCH 2O08 AVERAGE SLOPE SIAPEPERCEH7 FLOWPATHLENGTN 20H:1V 3-5'Ya 300FEEf 10T020 H:1V 5.10% 200FEET 4 TO lO H;151 16 2$95 100 FEET 2T04H:1V 25-5095 501FEET IgFLow RISER ASBUILT TESC NOTES AND DETAILS FOR ALL UIM AT TIFFANY PARK PTN OF THE W1/2 & SE1/4 OF THE SE1/4 AND PTN OF THE NE1/4, OF THE SW1/4 OF SEC. 21, TWP. 23 N., RGE 5 EAST, W. M. CITY OF RENTON KING COUNTY STATE OF WASHINGTON PIPE (PkINCIPAI SPILLWAY) OPEN ATTOP WRH TRASH RAL;FC ❑EWATERING DEVCE (SEE RISER DETAIL) L FLOW stAealzEr OUTLETOR CRESTOF 8'MIH WIDTH EMERGENCY SPILLWAY EMIRANKMF71TC4MPACTEP9i78----------------- ----------------- ------------------ , PERVIOUS MATERIALS SUCH A5 Yv__-�__ GRAVEL OR CLEAN SAND SHALL MOT 8E USED. WIRE-9ACKEh SILL pE=HC;e, � ❑EWATEPoNG ' I J F— .. - • • • " 57AKEd HAYBAlE9 WRAPPED ORIFICE 776- IIT-E WRH ALTER FABRIC, OR SGHARCiE TO STABILIZED EflUVALENT DIVIDER CONCRETE BASE CONVEYANCE. [71lTLEf 9R LEVEL SPRFAPEp NOTES 1, CONDITION 4F AJ$E 1.1. A SEDIMENT POND SHALL BE USED WHERE THE CONTRIBUTING DRAINAGE AREA IS 3 ACRES OR MORE. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1. THE POND SHALL BE DIVIDED INTO TWO ROUGHLY EQUAL VOLUME CELLS BY A PERMEABLE DIVIDER THAT WILL REDUCE TURBULENCE WHILE ALLOWING MOVEMENTQF WATER BETWEEN DELLS. THE 61VIDER SHALL <3E ATL,EAST ONE HALF OF THE HEIGHT OF THE RISER. WIRE -BRGKE , 2-TO 3 FOOT HIGH. EXTRA STRENGTH FILTER FABRIC SUPPORTE D BY TREATED 4-?L4"s MAY BE USED AS A DIVIDER. ALTERNATIVELY. STAKED STRAW BALES WRAPPED WITH FILTER FABRIC MAY BE USED. 2"2, IF THE POND IS MORE THAN fi FEET DEEP, A DIFFERENT MECHANISM MUST BE PROPOSED. 23, TO AID IN DETERMINING SEDIMENT DEATH, ONE -FOOT INTERVALS SHALL 6E PROMINENTLY MARKED ON THE RISER. 3, MAINTENANCE 5TANDAR05 3.1. SEDIMENT SHALL 8E REMOVED FROM THE POND WHEN IT REACHES 1 FOOT IN DEPTH. 3.2, ANY DAMAGES TO THE POND EMBANKMENTS OR SLOPES SHALL BE REPLACED" PUBLIC WORKS SEDIMENT POND PLAN VIEW STD. PLAN 218.00 DEPARTMENT AND CROSS SECTIONS - 1ti4Al2Cf I 200g 2 REVISED PER CITY COMMENT 1 ASBUILT N0. REVISION POLYETHYLENE CAP1 MIN. PERFORATED POLYETHYLENE ❑RPIr1ACaE TU91HG. DIAMETER 611N 2" LARGER THAN dEWATERING ORIFICE. TUBING SHALL COMPLY WITH asrM R667 AND AA9iT0 M204. PRovlPe ADEQUATE / STIEPHIr CORRUGATED leFTnL R13ER 35, riN• WATERTIGHT DEWA7EPoNG OPo FACE, SCHEDULE COUPLING 40 STEEL STUB MIN. TASK WELD DIAMETER AS PER CALCULATIONS B"MIN SB' MIN. I ALTERNATIVELY, METAL S7AK@5 AND WIRE MAY BE USED T6 CONCRETE BASE PREVENT FLOTATION .0 2M RSS£R ]IIA. MIN, � 0 PUBLIC WORKS SEDIMENT POND SM. PLAN - 216.10 + E) DEPARTMENT RISER DETAIL MARCH 2O08 WIRE-9ACKEh SILL pE=HC;e, � ❑EWATEPoNG ' I J F— .. - • • • " 57AKEd HAYBAlE9 WRAPPED ORIFICE 776- IIT-E WRH ALTER FABRIC, OR SGHARCiE TO STABILIZED EflUVALENT DIVIDER CONCRETE BASE CONVEYANCE. [71lTLEf 9R LEVEL SPRFAPEp NOTES 1, CONDITION 4F AJ$E 1.1. A SEDIMENT POND SHALL BE USED WHERE THE CONTRIBUTING DRAINAGE AREA IS 3 ACRES OR MORE. 2. DESIGN AND INSTALLATION SPECIFICATIONS 2.1. THE POND SHALL BE DIVIDED INTO TWO ROUGHLY EQUAL VOLUME CELLS BY A PERMEABLE DIVIDER THAT WILL REDUCE TURBULENCE WHILE ALLOWING MOVEMENTQF WATER BETWEEN DELLS. THE 61VIDER SHALL <3E ATL,EAST ONE HALF OF THE HEIGHT OF THE RISER. WIRE -BRGKE , 2-TO 3 FOOT HIGH. EXTRA STRENGTH FILTER FABRIC SUPPORTE D BY TREATED 4-?L4"s MAY BE USED AS A DIVIDER. ALTERNATIVELY. STAKED STRAW BALES WRAPPED WITH FILTER FABRIC MAY BE USED. 2"2, IF THE POND IS MORE THAN fi FEET DEEP, A DIFFERENT MECHANISM MUST BE PROPOSED. 23, TO AID IN DETERMINING SEDIMENT DEATH, ONE -FOOT INTERVALS SHALL 6E PROMINENTLY MARKED ON THE RISER. 3, MAINTENANCE 5TANDAR05 3.1. SEDIMENT SHALL 8E REMOVED FROM THE POND WHEN IT REACHES 1 FOOT IN DEPTH. 3.2, ANY DAMAGES TO THE POND EMBANKMENTS OR SLOPES SHALL BE REPLACED" PUBLIC WORKS SEDIMENT POND PLAN VIEW STD. PLAN 218.00 DEPARTMENT AND CROSS SECTIONS - 1ti4Al2Cf I 200g 2 REVISED PER CITY COMMENT 1 ASBUILT N0. REVISION POLYETHYLENE CAP1 MIN. PERFORATED POLYETHYLENE ❑RPIr1ACaE TU91HG. DIAMETER 611N 2" LARGER THAN dEWATERING ORIFICE. TUBING SHALL COMPLY WITH asrM R667 AND AA9iT0 M204. PRovlPe ADEQUATE / STIEPHIr CORRUGATED leFTnL R13ER 35, riN• WATERTIGHT DEWA7EPoNG OPo FACE, SCHEDULE COUPLING 40 STEEL STUB MIN. TASK WELD DIAMETER AS PER CALCULATIONS B"MIN SB' MIN. I ALTERNATIVELY, METAL S7AK@5 AND WIRE MAY BE USED T6 CONCRETE BASE PREVENT FLOTATION .0 2M RSS£R ]IIA. MIN, � 0 PUBLIC WORKS SEDIMENT POND SM. PLAN - 216.10 + E) DEPARTMENT RISER DETAIL MARCH 2O08 SURVEYED: BCE DESIGNED: BJT BK 1/20/1 BJT DRAWN RAG BK 11/2/18 BJT CHECKED: RAG BY DATE APPR APPROVED: BJT SCALE: HORIZ.: N/A VERT.: N/A ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY VERTICAL: NAVD 1988 HORIZONTAL: NAD 1983/1991 DATUM 5" MAX. YDRAINAGE GRATE � TRIM GRATE FRAME • v a4 SEDIMENT AND DEBRIS a OVERFLOW BYPASS - o Y��"r' o P BELOW INLET GRATE DEVICE r FILTERED WATER .o .o SECTION VIEW DRAINAGE GRATE - RECTANGULAR GRATE SHOWN RETRIEVAL SYSTEM (TYP.) BELOW INLET GRATE DEVICE OVERFLOW BYPASS (TYP.) ISOMETRIC VIEW NOTES 1. Size the Below Inlet Grate Device (BIGD) for the storm water structure it will service. 2. The BIGD shall have abuilt-in high -flow relief system (overflow bypass). 3. The retrieval system must allow removal of the BIGD without spilling the collected material. 4. Perform maintenance in accordance with Standard Specification 8-01.3(15). ti�Y O STD. PLAN - 216.30 PUBLIC WORKS CATCH BASIN FILTER DEPARTMENT MARCH 2O08 CITY OF RENTON Plonning/Building/Public Works Dept. ��• TA�k � O ` z ,p 4 423 p �� ins F� l S T S/0NA L ECG 11/zo/zos UJ L00 LLJ 0 2 N c, U j � Z � 0 CITY OF RENTON DEPARTMENT OF PUBLIC WORKS J 2 TQ � i Z APPROVED BY DATE W APPROVED BY DATE v APPROVED BY DATECONS) APPROVED BY DATE U DATE: TESC NOTES AND DETAILS > > /Zo/Zo 1 s m ASBUILT - ALLURA AT TIFFANY PARK FIELDBOOK: O MAINVUE WA, LLC PAGE: DRAWING N0: 1110112TH AVE NE, SUITE 202 �! BELLEVUE, WA 98004 SHEET:lO OF: ww U IRP319121311101