A drywell assembly is installed in landscape areas only, featuring a fourteen-inch diameter hole excavated to house the drainage system. The excavation is lined all around with filter fabric and filled with one-inch crushed stone in the lower portion. A six-inch diameter PVC pipe with quarter-inch diameter holes spaced three inches on center at ninety degrees runs vertically through the center, packed with pea gravel. The assembly connects to drinking fountain drainage per the manufacturer and includes a six-inch cleanout flush to the finished grade surrounded by a six-inch thick concrete collar.
NOTE: INSTALL IN LANDSCAPE AREAS ONLY DRILL FOR DRAIN PACK W/ PEA GRAVEL 6" Ø PVC PIPE W/ 1/4"Ø HOLES, 3" O.C. @ 90° 1" CRUSHED STONE HALF FILLED 14" Ø HOLE 4' PERFORATION 2" 2' MIN FILTER FABRIC, ALL AROUND DRINKING FOUNTAIN DRAINAGE (PER MANUFACTURER) INSTALL 6" C.O. FLUSH TO GRADE 6" THICK CONCRETE COLLAR FINISHED GRADE
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