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NM MI NM IIIII. E - - MN NM M BM NM N OM <br /> NOTES <br /> 4•010. 10/*4PIPE ALLOWANCES 1. AS ACCEPTABLE ALTERNATIVES TO THE REBAR <br /> '��V���j SHOWN IN THE PRECAST BASE SECTION,FIBERS <br /> V �* MAXIMUM (PLACED ACCORDING TO THE WSDOT STANDARD <br /> \4. PIPE MATERIAL INSIDE MINIMUM AREA OR WIRE MESH HAVING A <br /> DIAMETER MINIMUM AREA OF 0.12 SQUARE INCHES PER FOOT <br /> REINFORCED OR SHALL BE USED WITH THE MINIMUM REQUIRED <br /> PLAIN CONCRETE 12" REBAR SHOWN IN THE ALTERNATIVE PRECAST BASE <br /> FRAME AND VAN ED GRATE SECTION. WIRE MESH SHALL NOT BE PLACED IN THE <br /> ALL METAL PIPE 15" KNOCKOUTS. <br /> *CPSSP 2. THE KNOCKOUT DIAMETER SHALL NOT BE GREATER <br /> (WSDOT STD.SPEC.9-05.20) 12 THAN 20". KNOCKOUTS SHALL HAVE A WALL <br /> 3a 3p„ SOLID WALL PVCTHICKNESS OF 2"MINIMUM TO 2.5"MAXIMUM. <br /> 2p, (WSDOT STD.SPEC.9-05.12(1)) <br /> 15" PROVIDE A 1.5"MINIMUM GAP BETWEEN THE <br /> PROFILE WALL PVC KNOCKOUT WALL AND THE OUTSIDE OF THE PIPE. <br /> 444.401).1 <br /> 15" AFTER THE PIPE IS INSTALLED,FILL THE GAP WITH <br /> (WSDOT STD.SPEC.9-05.12(2)) JOINT MORTAR IN ACCORDANCE WITH STANDARD <br /> 5 *CORRUGATED POLYETHYLENE WSDOT SPECIFICATION 9-04.3. <br /> STORM SEWER PIPE <br /> Ir011% O ''''''12wl ---.....4._11 <br /> 3. THE MAXIMUM DEPTH FROM THE FINISHED GRADE <br /> TO THE LOWEST PIPE INVERT SHALL BE 5.5'. <br /> �2",4",6",12"OR 24" 4. THE FRAME AND GRATE MAY BE INSTALLED WITH <br /> THE FLANGE DOWN,OR INTEGRALLY CAST INTO THE <br /> ADJUSTMENT SECTION WITH FLANGE UP. <br /> 5. THE PRECAST BASE SECTION MAY HAVE A ROUNDED <br /> FLOOR,AND THE WALLS MAY BE SLOPED AT A RATE <br /> ONE#3 BAR HOOP FOR 6"HEIGHT OF 1:24 OR STEEPER. <br /> INCREMENT,SPACED EQUALLY <br /> 6. THE OPENING SHALL BE MEASURED AT THE TOP OF <br /> THE PRECAST BASE SECTION. <br /> RECTANGULAR ADJUSTMENT SECTION <br /> 7. ALL PICKUP HOLES SHALL BE GROUTED FULL AFTER <br /> THE BASIN HAS BEEN PLACED. <br /> I <br /> / ice � <br /> iiLi i ° c#3BAREAC ( II ##3 BAR OBARRACH ,� IiCORNERi 8�� 18"MIN <br /> I/#3 BAR HOOP <br /> �i <br /> N <br /> P. ~\ #3 BAR HOOPn I WSDOT STD PLAN B-5.20-01 ACCEPTABLE SUBSTITUTE <br /> zG'', i �� <br /> j <br /> b #3 BAR EACH SIDE �',� CITY OF EVERETT <br /> Err PUBLIC WORKS DEPARTMENT <br /> E #3 BAR EACH WAY m <br /> PRECAST BASE SECTION ALTERNATIVE PRECAST BASE SECTION "�"�""SASS �HFATHEBGRIFFINI4PAUUELM I°" xRe 03)6772017 <br /> (SEE NOTE 1) CATCH BASIN TYPE 1 402 <br /> it <br /> I I <br />