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CITY OF EVERETT STORMWATER MANAGEMENT MANUAL <br /> q s <br /> 2" Schedule 40 <br /> 3 � 1 '/2'schedule 40 for sprayers <br /> �' <br /> - .,.. <br /> =-_- <br /> - � ��'�__—_� -- �==_--' <br /> _ _ _ �_ _ � _ ._._,_ <br /> _ f__— , <br /> - II <br /> 2% 5:1 5:1 I ! 2% <br /> Slope Slope � Slope Slope <br /> I __ I I <br /> � � �--- _ I I <br /> �— - - 1:1 —- <br /> _S�APe� ---- � <br /> � Wheel Wash Plan <br /> ' i--15 � -15— i 20'_ ---15 -�- -----50'-- -----� <br /> _ ____-�__�- � ._--�-- ___ ---_---- - -- - - <br /> Elevation View <br /> Waterlevel <br /> �18 1:1 Slope <br /> � <br /> r � � <br /> � � ► ._ ,�-- � <br /> Section A-A <br /> N.T.S. <br /> Notes: <br /> 1. Asphalt construction entrance 6 in. asphall treated base. <br /> 2. 3-inch trash pump with Iloats on the suction hose. <br /> 3. Midpoint spray nozzles,if needed. <br /> 4. 6-inch sewer pipe�vith butterfly valves. Bottom one is a drain. Locate top pipe's inven 1 foot above bottom of wheel <br /> wash. <br /> 5. 8 foot x 8 foot sump with 5 feet of catch. Build so can be cleaned with trackhoe. <br /> 6. Asphalt curb on the]ow road side to direct water back to pond. <br /> � 7. 6-inch sleeve under road. <br /> - 8. Ball valves. <br /> 9. 15 foot asphalt treated base apron to protect ground from splashing water. <br /> Figure 3.1 Wheel Wash <br /> Volume ll– Construction Stormwater Pollution Prevention <br /> 3-7 <br />