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Home My WebLink AboutR-390607c0 0 a� 1 O I W TO co \I 1 N rev 7' I ,B T NOT TO .SCALE MANHOLE FRAME AND COVER SEE STD. PLAN 401 ADJUSTMENT RINGS (2" MIN.) SEE NOTE 6 MORTAR :JOINT(S} (3/8" MIN.) SEE NOTE 5 CONE (ECCENTRIC) RUBBER GASKETED JOINTS IN ACCORDANCE WITH ASTM 0-443 STEPS - POLYPROPYLENE STEPS SHALL BE INCLUDED CONCRETE RISER BY PIPE INC., OR. APPROVED EQUAL. LADDER-f OL:YPROPYLENE SHALL. BE ATTACHED TO MANHOLE MAX: PIPE SIZE :- "E' CONCRETE SHELF PRECAST BASE SECTION OR CAST IN SHELF. IA, "D, ,C, 'D' ,E, 4e MH 4.8" f;" MIN. 5"MIN 24" MIN,. 54" MH 54 1 8" MIN. 5.5" MIN. 24" MIN, 24" I.D. SO" MH 60" 1 8" MIN. 6" MIN, 42" MIN., 30" I.D. NOTES: 1. STEPS TO BE POLYPROPYLENE SAFETY STEPS. 24 STEPS ARE TO BE IN PLACE BEFORE MANHOLE SECTIONS AREANSTALLEDw 3. CASTING SHALL BE PER STD. PLAN 401. S 4. MANHOLE SECTIONS TO 8E OF REINFORCED PRECAST CONCRETE. .5i .ALL JOINTS BETWEEN THE CONE,. RISER RINGS, BRICKS AND CASTING SHALL BE GROUTED. 6. ADJUSTMENT OF THE CASTING TO GRADE SHALL BE ACCOMPLISHED WITH A COMBINATION OF ADJUSTMENT RINGS, BRICKS AND MORTAR ONLY. BRICKS SHALL BE STAGGERED TO CREATE A RUNNING BOND OR 1/2 BOND. THE USE OF SHIMS IS PROHIBITED: 7: SANITARY SEWER MANHOLES SHALL HAVE ALL INTERIOR SURFACES, INCLUDING CHANNELING, COATED (SEALED) WITH A HIGH SOLIDS URETHANE COATING; WASSER MC--AROSH18W OR APPROVED EQUAL; COLOR OF COATING SHALL BE WHITE. 8; RUBBER GASKETED JOINTS SHALL BE IN CONFORMANCE WITH ASTM C-443. 9. CHANNEL HEIGHT SHALL BE A MINIMUM OF 3/4 OF THE INSIDE DIAMETER OF THE LARGEST PIPE. 10. CONNECTIONS TO MANHOLE SHALL BE MADE USING GPK ADAPTOR, KOR-N-SEAL BOOTS OR APPROVED EQUAL. 11. IN UNIMPROVED AREAS;: MANHOLES SHALL EXTEND A MINIMUM OF 6" AND A :MAXIMUM OF 12" ABOVE FINISHED GRADE OR MUST HAVE A MINIMUM 2' DIAMETER CONCRETE RINGS POURED AT GRADE: IN PAVED AREAS, COVER MUST SLOPE IN ALL DIRECTIONS TO MATCH PAVING. PUBLIC WORKS . PLAN 4004 DEPARTMENT S"i" SANITARY HOLE cp SEPTEMBER 2011 tt tf)alEil'�CE�1'%rt�i;` c tr is T'd rla . it ltaa A . l Tea ��i�T��,�T:��),I��I. Ip T1110 a S1'b, PIAN :aop tit O.D. limits of pipe O.D. L w(see rote 4) �I 3' max. T m compaction r I limit of pipe zone bedding 1' - 0° material b for flexible _ pipe (see note 6) 0.16 O.D. min. m O.D. limits of pipe Q compaction 0.65 O.D. min. foundation level gravel bail _- --'-®' gravel backfiil for - for pipe bedding foundations when specified - - • A = 4' min. Zr I.D. and under 6° min., over 2T I.D. A. Metal and Concrete Pipe Bedding for Flexible Pipes s an span Tmi span 3' max max Flexible Pipe NOTES: .-g° 1. Provide uniform support under barrels. 2. Hand tamp under haunches. 3. Compact bedding material to 95% max: density; directly N over pipe, hand tamp only. 0.15 ttae min. 4. See "Excavation and Preparation of Trench" in sanitary sewers section of the standard WSDOT/APWA limits of pipe specifications for trench width "W" and trenching compai �0.65 rise min. options. The pipe zone will be the actual trench width. The minimum concrete width shall be 1 I I.D. =18". 9 revel bacMll gravel baddll for 5. Trench backFlll shall conform to "BackFllling Sewer for pipe bedding foundations when 5paoieea Trenches" In the sanitary sewers section of the WSDOT/APWA standard specifications, except that rocks or lumps larger than V 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 ndard specifications section of the WSDOT/APWA standard 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. 3. Concrete pipe with elliptical reinforcement shall be installed in accordance with design A. 4. Concrete pipe, plain or with circular reinforcement, shall be installed with design A. 5. 0. D. is equal to the outside diameter of a pipe or the outside span of pipe -arch. The dimensions shown as O.D. with 3' maximum shall be O.D. until O.D. equals 3; at which point T 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". Backfili material placed in 0.6 loose layers and compacted to 95% maximum density. Method B or C compaction (WSDOT/APWA) standard specifications.) Pipe Size Min. disc. between barrels circular pipe conc., LCPE, CMP (diameter) 12" to 24" 12" 30" to 96" diam. / 2 102" to 180" 48" pipe - arch metal only (span) 18" to 36" 12" 43" to 142" span / 3 148" to 199" 1 48" �zY O *�+ PUBLIC WORKS PIP PI STD" P- 220.00 DEPARTMENT DESIGN AND BACKFILL MARCH 2O08 3" 6" HOT MIX ASPHALT, CLASS # INCH FRAME AND VANED GRATE nfi � '�• 6" OR 12' ONE #3 BAR HOOP FOR 6" HEIGHT TWO #3 BAR HOOPS FOR 12" HEIGHT RECTANGULAR ADJUSTMENT SECTION A/ #3 BAR EACH CORNEF #3 BAR EACH SIDE #3 BAR EACh ..,.. PRECAST BASE SECTION #3 BAR EACH CORNER 18" MIN #3 BAR HOOP PIPE ALLOWANCES MAXIMUM PIPE MATERIAL INSIDE DIAMETER REINFORCED OR 12„ PLAIN CONCRETE ALL METAL PIPE 15, CPSSP* 12" (STD. SPEC. M5.20) SOLID WALL PVC 15" (STD. SPEC. 9-05.12(1)) PROFILE WALL PVC 15" (STD. SPEC. 9-05.12(2)) CORRUGATED POLYETHYLENE STORM SEWER PIPE NOTES 1. As acceptable altematives to the rebar shown in the PRECAST BASE SECTION, fibers (placed according to the Standard Specifications), or wire mesh having a minimum area of 0.12 square inches per foot shall be used with the minimum required rebar shown in the ALTERNATIVE PRECAST BASE SECTION. Wire mesh shall not be placed in the knockouts. 2. The knockout di r shall not be greater than 20". Knockouts shall diameter e a have a wall thickness of 2" minimum to 2.5" maximum. Provide a 1.5" a minimum gap between the knockout wall and the outside of the pipe. After the pipe is installed, fill the gap with joint mortar in accordance with Standard Specification 9-04.3. 3. The maximum depth from the finished grade to the lowest pipe invert shall be 5'. 4. The frame and grate must be installed with the flange down. 5. The Precast Base Section may have a rounded floor, and the walls may be sloped at a rate of 1:24 or steeper. 6. The opening shall be measured at the top of the precast base section. 7. All pickup holes shall be grouted full after the basin has been placed. 8. All grade rings and castings shall be set in mortar in accordance with Standard Specification 9-04.3. SEE NOTE 1 ALTERNATIVE PRECAST BASE SECTION 4�y o STD. P - 200.00 PUBLIC WORKS BASINP I �NTo� DEPARTMENT MARCH 2O08 �- 95% COMPACTED, 1 1 /4" CRUSHED SURFACING BASE COURSE, WSDOT I�IIII�IIIII�IIIII�IIIII�IIIII�II_II 9-03.9(3) OTE 95% COMPACTED SUBGRADE 1. DEPTHS ARE COMPACTED THICKNESS. DRIVE AISLE SECT90N NI°S. 2„ 4" a m1amp. 's HOT MIX ASPHALT, CLASS INCH 95% COMPACTED, 1 1/4" _ CRUSHED SURFACING BASE COURSE, WSDOT I�IIIIIIIIII�IIIII�IIIII�IIIII�IIII 9_03.9(3) NOTE 95% COMPACTED SUBGRADE 1. DEPTHS ARE COMPACTED THICKNESS. I S TION N.T.S. Mill 6" FLEXIBLE PERFORATED TO INFILTRATIO TRENCH PLAN VIEW SUMP WITH SOLID LID ROOF DRAIN OVERFLOW WYE SPLASH BLOCK FROP TEE TO INFILTRATION 1' MIN TRENCH 1' MIN. SUMP FINE MESH SCREEN 15' MIN.Wi TYPE 1 CB SUMP WITH SOLID LID SEDIMENT CONTROL STRUCTURE N TS 1 ? I A 5' R 5' R 0.50' TOP OF D 0.50' I WALL ELEV. i OQ p� HEIGHT VARIES VARIES I SEE SHEET C4. -_ II o ' 2.091DEL U1 a 2.07.TYP. I I I /..................................... i................................:.....::::.::::.::..: I .::.:::::..,:::..:.::::::::::::::.:-:- ..................................................................... .::.:..:.:....:::......:...:....................................:.........................................:::::::::: ::... II_ . ...... ...................:..................... - - -III-III II II II /��//�� _ - - - - -III-III-III-III III - - II-�- I I=1 I I=1 I I-1 I I=1 11= I I III I I /�\//��//�✓� CONCRETE CEMENT =� 4 CONCRETE CEMENT 2" CSTC a. l�l 2" CSTC / TOP OF WALL ELEV. =1 I - = BOTTOM OF WALL ELEV, BOTTOM OF WALL ELEV. I WALL NOTES: HEIGHT VARIES, SEE SHEET C4. 1) THE WALLS SHOWN ARE FOR GRADING PURPOSES ONLY. WALLS OVER 4-FEET REQUIRE I I A BUILDING PERMIT. I FILL I CUT 2) WALLS OVER 2.5 FEET MUST PROVIDE A RAILING OR FENCE. 3) RETAINING WALLS ARE LIMITED TO 6-FEET IN HEIGHT. GENERAL CONCRETE 'WALKWUY [PRIVATE] 3 N.T.S. COVER VARIES (1.00' MIN.) FINISHED GRADE ELEV. 196.00 ASBUILT RECORD NOTE THE SHOWN HORIZONTAL AND VERTICAL LOCATIONS OF THE STORM DRAINAGE AND ROAD SYSTEMS WAS FIELD SURVEYED BY ME OR UNDER MY DIRECTION, THOSE RELYING ON THIS RECORD DOCUMENT ARE ADVISED TO OBTAIN INDEPENDENT VERIFICATION OF ITS ACCURACY BEFORE APPLYING IT FOR ANY PURPOSE. WASHED DRAIN ROCK 48LF 6" PERFORATED 1.5"0 TO 0"75"0 ADS N-12 PIPE ® 0.00% WRAPPED IN GEOTEXTILE I FILTRATION T CH SECT[ FABRIC. NTS 1. CONTRACTOR SHALL EMPLOY REASONABLE MEANS TO AVOID COMPACTION OF THE INFILTRATION SURFACE, SUCH AS THE USE OF LIGHT TRUCKED EQUIPMENT, DRAGLINES, TRACK HOES, ETC. THE INFILTRATION AREA SHALL BE FLAGGED OR MARKED WHEN IT HAS BEEN EXCAVATED TO A DEPTH OF 4 FEET FROM THE FLOOR OF THE INFILTRATION FACILITY TO KEEP HEAVY EQUIPMENT AND RUBBER TIRED VEHICLES FROM ENTERING THE AREA. 2. AFTER EXCAVATION OF THE INFILTRATION GALLERY TO FINAL DEPTH, CONTRACTOR SHALL COORDINATE' WITH THE'ENGINEER TO ARRANGE FOR INFILTRATION TESTING. SUFFICIENT TIME SHALL BE ALLOWED FOR TESTING AND POSSIBLE REVISIONS TO THE GALLERY CON FIGURA11ON RESULTING THEREFROM. 3. THE TYPE OF FLOW CONTROL BMP IS LIMITED INFILTRATION. 12' 48LF 6" PERFORATED -� ADS N-12 PIPE ® 0.00% I ILT IO CTI WRAPPED IN GEOTEXTILE FABRIC. NTS CAP END ON PIPE S-390602 R-390607