Laserfiche WebLink
0 <br />• <br />6' SEWER PIPE WITH 3" TRASH PUMP WITH FLOATS <br />BUTTERFLYVALVES A <br />ON SUCTION <br />HOSE <br />_„- <br />2' SCHEDULE 40 <br />8'x8' SUMP WITH 5' <br />1-1/2- SCHEDULE 40 <br />OF CATCH <br />FOR SPRAYERS <br />11 <br />1 ' 1 <br />SLOPE <br />6" ATB CONSTRUCTION <br />A <br />ENTRANCE <br />1S' ATB APRON TO PROTECT <br />BALL VALVES <br />GROUND FROM SPLASHING WATER <br />ASPHALT CURB ON THE <br />8' SLEEVE UNDER ROAD LOW ROAD SIDE TO DIRECT <br />EN \/IEW <br />WATER BACK TO POND <br />15' 15' 20' 15' <br />50' <br />CURB <br />6' SLEEVE <br />ELEVATION VIEW <br />LOCATE INVERT OF TOP <br />PIPE 1' ABOVE BOTTOM <br />OF WHEEL WASH <br />18' <br />8'x8' SUMP <br />WATER LEVEL <br />3' <br />5' <br />12' <br />DRAIN PIPE <br />1: 1 SLOPE <br />E OK A -A <br />NOTES: <br />1 _ BUILD 8'x8' <br />SUMP TO ACCOMODATE CLEANING BY TRACKHOE. <br />2y� <br />SLOPE <br />� <br />I <br />t MIDPOINT SPRAY NOZZLES <br />IF NEEDED <br />SLOPE <br />SLOPE <br />2y6 SLOPE <br />tt <br />tt <br />Figure 4.1.2 — Wheel Wash <br />Notes: <br />1. Asphalt construction entrance 6 in. asphalt treated base (ATB). <br />2. 3-inch trash pump with floats on the suction hose. <br />3. Midpoint spray nozzles, if needed. <br />4. 6-inch sewer pipe with butterfly valves. Bottom one is a drain. Locate top pipe's invert 1 foot above bottom <br />of wheel wash. <br />5. 8 foot x 8 foot sump with 5 feet of catch. Build so the sump can be cleaned with a trackhoe. <br />6. Asphalt curb on the low road side to direct water back to pond. <br />7. 6-inch sleeve under road. <br />8. Ball valves. <br />9. 15 foot. ATB apron to protect ground from splashing water. <br />Volume II —Construction Stormwater Pollution Prevention -August 2012 <br />4-11 <br />