b'LT ENGINEERINGCATALOGMAINTENANCE SIZINGBMPs are typically designed to completely drain within Selecting the appropriate Rainfilter unit depends on24 to 48 hours after the completion of a storm event. three parts; HDPE basin configuration, stainless steelThese BMPs are designed to mimic natural conditions basket dimensions, and if the application needs storageby allowing water to soak into the ground and limit thefor stormwater. release of stormwater to other pipes or bodies of water. Monthly maintenance is advised in heavy weather months For the HDPE basin, the standard is 19 inches inside diameter or after any major storm event (using 1 inch in 24 hours (slightly customizable), height varies with application. The SS as a minimum guideline depending on non-structuralbasket depends on the basin ID, usually presents a 16-inchStormwater Qualitycontrols of the site).height and four concentrically merged baskets. And finally, for the stormwater storage grate, the sizes may vary for The frequency of cleaning any given installation will varyapplication as shown in the chart below.depending on its use. The Rainfilter should be cleaned routinely to prevent contamination of the effluent water. Collected debris should be removed before accumulations effectively reduce storage capacity as well as effluent flow rate out of the interceptor. A professional company familiar with regulations regarding proper disposal should maintain the interceptor.Stormwater Storage Grates DimensionsTANK UNITS SIZE IN FEET SIZE IN INCHES SIZE IN MILLIMETERSER - 501 SINGLE 1.48 X 1.34 X 2.2.5 17.72 X 16.06 X 26.97 450MM X 408MM X 685 MMER - 502 DOUBLE 2.89 X 1.34 X 2.25 34.65 X 16.06 X 26.97 880MM X 408MM X 685 MMER - 503 TRIPLE 4.30 X 1.34 X 2.25 51.75 X 16.06 X 26.97 1,310MM X 408MM X 685 MMER - 504 QUAD 5.71 X 1.34 X 2.25 68.50 X 16.06 X 26.97 1,740MM X 408MM X 685 MMER - 505 PENT 7.12 X 1.34 X 2.25 85.40 X 16.06 X 26.97 2,170MM X 408MM X 685 MMTANK VOLUME TANK VOLUME 97 PERCENT 97 PERCENTTANK UNITS CUBIC FEET GALLONS WATER STORAGEWATER STORAGE COLUMN CUBIC FEET VOLUME GALLONSER - 501 SINGLE 4.4 33.22 4.31 32.21ER - 502 DOUBLE 8.68 64.97 8.43 63.05ER - 503 TRIPLE 12.93 96.72 12.54 93.81ER - 504 QUAD 17.17 128.47 16.65 124.58ER - 505 PENT 21.42 160.21 20.78 [email protected]|888-611-7275|WWW.PARKUSA.COM 229'