Laserfiche WebLink
i <br />17 <br />. • l J r <br />r <br />r <br />10D. SEALING VERTICAL PIPE RISERS LOCATED OUTSIDE A CONTAINMENT <br />SUMP OR ST PIPE (THIS INCLUDES MONITOR RISER. : <br />* ALL PIPE RISERS SHALL BE TIGHTLY WRAPPED (AS SHOWN IN FIGURE <br />lOD) FROM THE TOP OF THE TANK. UP THE TANK NOZZLE, AND UP THE <br />PIPE AT LEAST 6" WITH A HALF -LAPPED STRIP OF FIBERGLASS MAT. <br />* AT INSTALLATIONS WHERE GROUND WATER COULD RISE ABOVE THE TOP OF . <br />THE TANK, ALL PIPE RISERS SHALL BE DOUBLE WRAPPED. AS DESCRIBED <br />ABOVE. TO A LEVEL OF 6" ABOVE THE MAXIMUM HIGH WATER LEVEL. <br />FIG. 1 O <br />7 <br />lia <br />L <br />6" Min. <br />HIGH WATER LEVEL <br />rev.7/13/90 <br />