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Ground <br />Surface <br />4" Slip Cap <br />loft <br />12 ft <br />Bollard 4" x 6'- <br />(3 per Riser) <br />3 f - <br />7 f 6 f <br />PV40 4" Pipe <br />0.040 -Slot Size <br />Screen <br />50 ft <br />O <br />PV80 4" Slip Cap <br />Hole Size = 5/16 Inch; Total Holes = Approx. 170/Riser <br />PV80 4" Pipe <br />PV80 4" Adapter <br />-' 4"x18"RMC Ni <br />Concrete Pad <br />-®►- PV80 4" Pipe <br />PV40 4" Tee <br />50 ft <br />e x Steel Ring Thread <br />,i h Jeaded Ends <br />rebar @ 12" CIC <br />50 ft <br />loft <br />VENT PIPE AND RISER <br />SCHEMATIC <br />WORLD ENTERPRISES <br />FRENCH CAMP TURNPIKE ROAD <br />STOCKTON, CALIFORNIA <br />la�Date: Figure: <br />Note' 08/31/2006 2 <br />Drawing not to scale <#ETIC <br />PN( INPP�tN(' File: vent pipe riser.dwa <br />v <br />