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HomeMy WebLinkAboutR-395913W J U_ & `V Q O o\o v 00 CJ� @) 00 0 ° Q O' \ h0 u 00 O o\o �O v �O P O� o' 1 8.00' TYP / 12.00' l O Cd U Cry v 00 h0 v �O CB-2 DETENTION PIPE SYSTEM PLAN NOT TO SCALE uc r, i o,, n r cunRT (4) #5 TOP & BOTTOM LONG BARS -10 CB-11 12 DETENTION TANK ACCESS RISER, TYP@C5.5 (4) #5 TOP & BOTTOM LONG BARS 2" O AIR VENT CI CONTRO 36' TO DETENTION PIPE SYSTEM TYPICAL SECTION NOT TO SCALE CL 1/2" RADIUS BULLNOSE EDGE TYP. 4 SIDES CONCRET INCREASE DEPTH N� AS REQUIRED TO MEET VERTICAL ELEVATION OF THE ] ACCESS RISER / #5 DIAGONALS TOP & BOTTOM CONCRETE: 4000 PSI MIN. @ 28 DAYS 6 SACK MIX REBAR GRADE 60 incTCK1T1nK1 PIPP OC'_C'_FSS RISER V5. 1 i`I'm 1 ■v■. ■ .. t� -- --- - - -- NOT TO SCALE RECORD NOTE 10/08/2018 AHBL CERTIFIES THE ACCURACY OF THESE AS -BUILT DRAWINGS WHICH ARE COMPRISED OF APPROVED ENGINEERING PLANS AND CONSTRUCTION CHANGES PROVIDED BY THE CONTRACTOR FOR THE PROJECT KNOWN AS LINDBERGH HIGH SCHOOL PARKING LOT IMPROVEMENTS. BASED ON THE STANDARD OF CARE AND EXPERTISE THAT IS USUAL AND CUSTOMARY IN THIS COMMUNITY FOR PROFESSIONAL ENGINEERS IT APPEARS THAT WORK WAS COMPLETED IN SUBSTANTIAL 0 CONFORMANCE WITH THE APPROVED CIVIL 0 ENGINEERING PERMIT DOCUMENTS. Know what's below. Call before you dig. AHBL PROJECT 2170057.10 NOTICE ALTERATION OF THIS DOCUMENT SHALL INVALIDATE THE AS BUILT PROFESSIONAL �� AND SIGNATURE. PUBLIFROM RESERVED ED OF THIS DOCUMENT DOES NOT DEROGATE FIigA RESERVED OVNERSHIP RIGHTS IN IT. THIS DOCUMENT IS FOR USE ONLY FOR THE PROJECT IDENTIFIED IN THE TITLE BLOCK AND IS NOT TO BE USED FOR REPAIR, REMODEL OR ADDITION TO THAT PROJECT OR FOR ANY OTHER PROJECT. y0 of WASft -6' .pow REc 180E Eo lw �`SIONAL N � �Illll® 6" MIN. 6" MIN. PE Im T A C O M A. SEATTLE SPOKANE TRI-CITIES 1 2215 North 30th Street, Suite 300 Tacoma, WA 98403 NO. 253.383.2422 TEL 253,383.2572 FAX www.ahbl.com WEB NOTES: 1. ALL TANKS CMP, 5" X 1", (16 Ga.), oAT S=0.0%. ALUMINIZED OR U GALVANIZED WITH TREATMENTS 1, 2OR5. GRAVEL BACKFILL FOR DRAINS WSDOT 9-03.12(4) 'LAN -- - BOLT -DOWN CIRCULAR FRAME •°•°°°• _____ AND COVER PER WSDOT STD "-'--"'-'- PLAN B-30.70-03 EDGE OF SLAB SHALL EXTEND LOAD TRANSFER SLAB I PAST EDGE OF TANK AND SHALL NOT REST ON PIPE 4" STYROFOAM MAT CUTOUT @ LADDER LATERAL PREFABRICATED LADDER (WSDOT STD. PLAN LID OPENING SUPPORT SECURED NO. B-30.90-01) ATTACH TO LOAD TRANSFER �HMA PAVEMENT TO PIPE RISER AS APPLICABLE, 4' SLAB. TYPICAL FOR ALL PIPE TYPES W@CG MAX SPACING, MIN. CRUSHED SURFACING BASE P 2 REQ'D PER PLAN COURSE STEPS @ 12 O.C. 12" O.C. EACH WAY 36" O CMP RISER WELDED TO CMP DETENTION TANK FOR ADS N-12 PIPE, PROVIDE 36" RISER FUSED TO DETENTION TANK BY MANUFACTURER 18" MAX 6" MIN NOTES: 1. LOAD TRANSFER SLAB IS REQUIRED ON RISERS LOCATED WITHIN PAVED AREAS. 2. LOAD TRANSFER SLAB SHALL BE OMITTED FROM RISERS LOCATED WITHIN RAINGARDEN AREAS. 3. ACCESS RISERS ARE SAME MATERIAL AS DETENTION TANKS. 4. ACCESS RISER SPACING IS 100' MAXIMUM. 5. ACCESS OPENING SHALL BE CLEARLY MARKED WITH CONFINED SPACE WARNING IN ACCORDANCE WITH OSHA REQUIREMENTS SURVEYED: D. FOLLANSBEE DESIGNED: B. SCHEND BJS 10/08/18 SMC DRAWN. AS-BUILTS F. KATONA REVISED PER CITY COMMENTS BJS 7/7/17 SMC cNEGICEDW FIERST REVISION BY DATE APPR APPROVED: S. COMFORT ONE INCH AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY VERTICAL: NAVD 1988 HORIZONTALNAD 1983/1991 DATU M a limits of pipe A� see note 4 ( ) m3' O.D. compaction max. 3' max. limit of pipe zone z bedding ° material fortlexlble pipe (- rote 6) 0.15 O.D. min_ � comor pipe O.fiS O.D. min. compaction � foundation a level gravel backfill gravel backfil l for for pipe bedding foundations when specified • A = 4" min 27" I.D. and under 6" min., over 27" I.D. A. Metal and Concrete Pipe Bedding for Flexible Pipe span span span 3' max Flexible Pipe NOTES: 3• max max 1. Provide uniform support under barrels. 2. Hand tamp under haunches. 3. Compact bedding material to 95% max. density; directly over pipe, hand tamp only. 0 0.15 rise min. 4. See "Excavation and Preparation of Trench" in sanitary sewers section of the standard WSDOT/APWA specifications for trench width "W" and trenching limits of pipe compaction .65 rise min. options. The plpe zone will be the actual trench width. The minimum concrete width shall be 1 '' I.D. = 18". gravel backfill for 5. Trench backfill shall conform to "Backfilling Sewer gravel backfill for pipe bedding foundations when specified Trenches" in the sanitary sewers section of the WSDOT/APWA standard specifications, except that rocks or lumps larger than 1" per foot of pipe diameter B. Pipe - Arch Installation shall not be used In the backfill material. 6. See "Bedding Material for Flexible Pipe" in aggregates section of the WSDOT/APWA standard specifications for the material specifications. Rigid Pipe NOTES: 1. Pipe compaction limits shown on this plan are for pipe construction in an embankment. For pipe construction in a trench, the horizontal limits of the pipe compaction zone shall be the walls of the trench. 2. All steel and aluminum pipe and pipe -arches shall be installed in accordance with design A. shall be ® Backfill material placed in 0.5' loose layers and 3. Concrete pipe with elliptical reinforcement compacted to 95 % maximum density. installed in accordance with design A. 4. Concrete pipe plain or with circular reinforcement, shall A. Method B or C compaction (WSDOT/APWA) be installed with design standard specifications.) 5. O.D. Is equal to the outside diameter of a pipe or the outside span of pipe -arch. The dimensions shown as O D with T maximum shall be O.D. until O.D. equals 3'; at which point 3' shall be used. 1'-0" for diameters 12" through 42" and spans through 50". 2'-0" for diameters greater than 42" and spans greater than 50". Pipe Size Min. dis" een been barrels circular pipe conc., LCPE, CMPto (diameter) o 24" 12" 96" diam. / 2 o 180" E43" 48" pipe - arch metal only (span) to 36" 12" o 142" span / 3 148"to 199" 48" to • • r*,_ 00 N ��Y o STD. PLAN - 220.00 C) PUBLIC WORKS PIPE COMPACTION O DEPARTMENT DESIGN AND BACKFILL MARCH 2008 C) FNrC� E COMPACTION DESIGN AND BACKFILL PIP 0- (COR STD. PLAN 220■00) NOT TO SCALE CITY OF RENTON Planning/Building/Public Works Dept. Z wC G w O �C G O J (D Z i Q 0- 0 R-395913 Cl) OlO IN COMPLIANCE WITH CITY OF RENTON STANDARDS U U) V LINDBERGH HIGH SCHOOL DATE: 06/08/2017 FIEIDSOUTH PAGE: OK. PAGE: PARKING LOT IMPROVEMENTS RENTON SCHOOL DISTRICT E NOTES &DETAILS 3 DRAINAGE W co Q z J DRAWING NO: .� SNEETC5 OF. 13 17