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HomeMy WebLinkAboutR-41330800 (3) N I I Cn cn J Q w 0 J_ U U 0 0 Of / 0 i U N i U w 0 Ln O O 0 N O oo o w z O GO cn w Z QQ m REMOVABLE FLANGE WATERTIGHT COUPLING OR 6" MAX. --w-] [-a— PLATE WELDED TO ELBOW WITH ORIFICE DIA 21 ". SEE NOTE 3 ELBOW RESTRICTOR DETAIL NTS E:iffe 2" MIN. 95 RIM 375.31 V.=371.11 ELBOW RESTRICTOR. IIN. SEE DETAIL AND NOTE 10 PIPE SUPPORTS 1.5 x D ° SEE NOTE t111IN. 18" CPEP OUTLET PIPE — 18" CMP "T" RISER IE 368.01 SEE NOTES 1 & 5 18" RISER DIAMETE IE 366.14 RESTRICTOR PLATE WITH 2.5 " ORIFICE DIAMETER 2" +/- ACCESS ADJACENT TO TEE 2' MIN. CLEARANCE TO ANY PORTION OF FROP-T INCLUDING ELBOWS FRAME & SOLID COVER WITH LOCKING BOLTS PER COR STD PLAN 204.50 TOP OF RISER ELEV.=373.61 VERTICAL BAR GRATE FOR SECONDARY f�/INLET UV ELEV.=371.11 HANDHOLDS, STEPS OR LADDER SEE NOTE 9 (TYP.) I 2' MIN. INLET 24" CPEP PIPE IE 368.01 PIPE SHEAR GATE WITH N CONTROL ROD FOR 12" CLEANOUT/DRAIN (ROD BENT AS REQUIRED FOR 12" VERTICAL ALIGNMENT o WITH COVER) SEE STD. N 12" PLAN 237.30 SECTION A -A NTS ADDITIONAL LADDER RUN (IN SETS) TO ALLOW ACCESS TO TANKS OR VAULTS WHEN CATCH IS FILLED WITH WATER. I �I ELBOW RESTRICTOR SEE SEE DETAIL 2, MIN \ NOTE 9 ANGLE AS NECESSARY PLAN VIEW SEE NOTE 7 NTS NOTES: 1. USE A 54" DIAMETER TYPE 2 CATCH BASIN. 2. OUTLET CAPACITY: 100-YEAR DEVELOPED PEAK FLOW. 3. METAL PARTS PREFERRED TO BE STAINLESS STEEL, ALUMINIUM STEEL, OR ALUMINIUM. ALL OTHER ALL OTHER STEEL PARTS MUST BE GALVINIZED WITH TREATMENTS 1,2, OR 5. 4. FRAME AND LADDER OR STEPS OFFSET SO: A. CLEANOUT GATE IS VISIBLE FROM TOP. B. CLIMB -DOWN SPACE IS CLEAR OF RISER AND CLEANOUT GATE. C. FRAME IS CLEAR OF CURB. 5. IF METAL OUTLET PIPE CONNECTS TO CEMENT CONCRETE PIPE: OUTLET PIPE TO HAVE SMOOTH O.D. EQUAL TO CONCRETE PIPE I.D. LESS 1/4". 6. PROVIDE AT LEAST ONE 3" X .090 GAGE SUPPORT BRACKET ANCHORED TO CONCRETE WALL. (MAXIMUM T-0" VERTICAL SPACING). 7. LOCATE ELBOW RESTRICTOR(S) AS NECESSARY TO PROVIDE MINIMUM CLEARANCE AS SHOWN. 8. LOCATE ADDITIONAL LADDER RUNGS IN STRUCTURES USED AS ACCESS TO TANKS AND VAULT TO ALLOW ACCESS WHEN CATCH BASIN IS FILLED WITH WATER. 9. WHEN CONNECTING TO A NEW PIPE, USE A FLEXIBLE CONNECTOR (KOR-N-SEAL BOOT WITH CORRUGATED PIPE ADAPTOR OR APPROVED EQUAL). WHEN CONNECTING TO AN EXISTIING PIPE, USE A FABRICATED SAND COLLAR OF THE SAME MATERIAL AS THE CONNECTING PIPE. 10. TEE SHALL BE CONSTRUCTED OF ALUMINUM CMP OR ALUMINIZED STEEL CMP MEETING WSDOT/APWA STANDARDS. DETAIL CB#2 FLOW RESTRICTOR C2 S • GI NTS 0V WA 999 Third Avenue, Ste 3200 Seattle, WA 98104 14- 02 206.382.5200 24055 I SyV'0 s�IONaL F�� PNO. HYDROSEED EXIST. POND SLOPE AND BENCH (FULL POND PERIMETER EXCEPT AT ACCESS ROAD) 3 FEET BENCH EXTENT OF PLANTING (FULL POND PERIMETER EXCEPT AT ACCESS ROAD) 7 WETPOND WSE=368.14 POND BOTTIOM (VARIES) I NTS I f7YTF7K1T M7 pI AKITIKI SECTION NTS SEE TYPICAL SHRUB DETAIL, DETAIL 3 THIS SHEET DETAIL 2- TYPICAL LANDSCAPE PLAN & SECTION (TYP) C2 NTS SURVEYED: SCALE: 1 ALLIANCE VERTICAL: NAVD 1988 AS NOTED HORIZONTAL: NAD 1983/1991 DESIGNED: 1 ALLIANCE DRAWN: AM ONE INCH �ATU M BID SET JE 8-14-2020 MSG CHECKED JC IF FULL SCALE NOT ONE INCH REVISION BY DATE APPR APPRMG OVED: SCALE ACCORDINGLY NTS PLANT SCHEDULE SPACING ON NO SPECIES COMMON NAME STOCK TYPE CENTER (FEET) QUANTITY 1 JUNCUS SOFT RUSH 10—Inch root 2'-0" 300 EFFUSUS depth plug 2 SCIRPUS ACUTUS HARDSTEM BULRUSH 10—Inch root depth plug 2'-0" 300 3 SCIRPUS SMALL —FRUITED 10—Inch root „ 2 —0 300 MICROCARPUS BULRUSH depth plug FII Gf LOW PERMEABILITY LINER FIRMLY PACKED MATE (TO SUPPORT SHRUE DST AMENDED SOIL L/\I-) I ING SUBGRADE DETAIL r2 TYPICAL SHRUB PLANTING — NTS R-413301 -T-. CITY OF HEATHER DOWNS DETENTION POND WATER 8/15/2020 QUALITY RETROFIT PROJECT FIELDHOOK RENTON RAGE DRAWING N00 : C6 Planning/Building/Public Works Dept. CIVIL DETAILS SHT 2 OF 2 SHEET: 8 8