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t I 11-1 <br /> 1005188 09,28 1&2095951 `./ 007 <br /> x <br /> Wa;,t e <br /> Battered vent well <br /> I <br /> RELEAF VALVE-- <br /> VAPOR <br /> ALVE VAPOR TRAP ---__ TAN K <br /> VARIABLE SPEED EXCAVATIO <br /> BLOWER <br /> & MOTOR <br /> RELEAF VALVE------ { <br /> Y—STRAINER 4" PERFORATED <br /> EXISTING SCHEDUAL 44 <br /> BUILDING PV.C. PIPE <br /> PIPE RISER` I € i <br /> with inlet valve I _ <br /> at surface I II i <br /> 4" vent line' <br /> 0= ==�_ 1�— r =0 2" Battered vent wells <br /> XISTING — BLOWER and MOTOR <br /> 8jUILDING GROUND LEVEL <br /> a}' SOLID, <br /> SCHEDULE 40 !?V.C. RISERSti <br /> "r TANK EXCAVATION , <br /> 4" PERFORATED X. <br /> SCHEDULE 40 P,V.C. PIPE <br /> SECTION /T\ <br /> NOTE <br /> PLACE 4" VENT LINE ON GEOTEXTILE FABRIC <br /> LINING EXCAVATION WITH A MINIMUM OF 6" OF <br /> PEA GRAVEL ABOVE AND BELOW PIPE. <br /> VENT LINES WITH-IN THE TANK EXCAVATION SHALL BE <br /> PLACED BETWEEN THE TANKS AND THE EDGE OF <br /> THE EXCAVATION. <br /> Construct 2" battered vent wells @ appror.itnately 7" spacing Dames & Moore <br /> with annulus filled with #3 sand PLATE 2 <br />