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NOTES <br /> PIPE ALLOWANCES 1. AS ACCEPTABLE ALTERNATIVES TO THE REBAR <br /> SHOWN IN THE PRECAST BASE SECTION, FIBERS <br /> MAXIMUM (PLACED ACCORDING TO THE WSDOT STANDARD <br /> PIPE MATERIAL INSIDE SPECIFICATIONS), OR WIRE MESH HAVING A <br /> DIAMETER MINIMUM AREA OF 0.12 SQUARE INCHES PER <br /> REINFORCED OR 12„ FOOT SHALL BE USED WITH THE MINIMUM <br /> PLAIN CONCRETE REQUIRED REBAR SHOWN IN THE ALTERNATIVE <br /> PRECAST BASE SECTION. WIRE MESH SHALL NOT <br /> ALL METAL PIPE 15" BE PLACED IN THE KNOCKOUTS. <br /> *CPSSP 1211 2. THE KNOCKOUT DIAMETER SHALL NOT BE <br /> (WSDOT STD. SPEC. 9-05.20) GREATER THAN 18". KNOCKOUTS SHALL HAVE A <br /> FRAME AND VANED GRATE SOLID WALL PVC WALL THICKNESS OF 2" MINIMUM TO 2.5" <br /> (WSDOT STD. SPEC. 9-05.12(1)) MAXIMUM. PROVIDE A 1.5 MINIMUM GAP <br /> 15 �� <br /> PROFILE WALL PVC BETWEEN THE KNOCKOUT WALL AND THE <br /> WSDOT STD. SPEC. 9-05.12 2 15 ' OUTSIDE OF THE PIPE. AFTER THE PIPE IS <br /> INSTALLED, FILL THE GAP WITH JOINT MORTAR IN <br /> CORRUGATED POLYETHYLENE ACCORDANCE WITH WSDOT STANDARD <br /> STORM SEWER PIPE SPECIFICATION 9-04.3. <br /> ti <br /> 3. THE MAXIMUM DEPTH FROM THE FINISHED <br /> S <br /> GRADE TO THE LOWEST PIPE INVERT SHALL BE 5.5'. <br /> 4. THE FRAME AND GRATE MAY BE INSTALLED WITH <br /> THE FLANGE DOWN OR INTEGRALLY CAST INTO <br /> THE ADJUSTMENT SECTION WITH FLANGE UP. <br /> 211, 4", 6", 12" OR 24" 5. THE PRECAST BASE SECTION MAY HAVE A <br /> ROUNDED FLOOR, AND THE WALLS MAY BE <br /> SLOPED AT A RATE OF 1:24 OR STEEPER. <br /> 6. THE OPENING SHALL BE MEASURED AT THE TOP <br /> OF THE PRECAST BASE SECTION. <br /> ONE#3 BAR HOOP FOR 6" HEIGHT <br /> INCREMENT, SPACED EQUALLY 7. ALL PICKUP HOLES SHALL BE GROUTED FULL AFTER <br /> THE INLET HAS BEEN PLACED. <br /> RECTANGULAR ADJUSTMENT SECTION <br /> ID b <br /> a S� N. <br /> Y <br /> #3 BAR EACH -b <br /> \ i leo <br /> 18 CORNER <br /> #3 BAR EACH CORNER I I Ln <br /> / <br /> I I WSDOT STD PLAN B-25.60-00 ACCEPTABLE SUBSTITUTE <br /> #3 BAR HOOP // / #3 BAR HOOP / <br /> CITY OF EVERETT <br /> V — <br /> z PUBLIC WORKS DEPARTMENT <br /> ONE #3 BAR <br /> 0 City Engineer Section Manager CAD Manager Drawn By Current Rev Date <br /> o ACROSS BOTTOM RYANSASS HEATHERGRIFFIN PAULWILHELM WRB TITLE 03/07/2017 <br /> v <br /> PRECAST BASE SECTION ALTERNATIVE PRECAST BASE SECTION STANDARD DRAWING No. <br /> CONCRETE INLET <br /> g (SEE NOTE 1) 401 <br /> v � <br />