1102 SHUKSAN WAY B E AEROSPACE 2018-01-01 MF Import

I � again, take care not to damage Matcrial Disposal connections. The accumulated sediment found in 12. Close and fasten the do stormwater treatment and conveyance systems must be handied and disposed of � 13. Remove safety equipment. in a manner thal will not allow the material to affect suriace or ground water. It is 14. Make notes aboul the locai drainage possible for sediments to contain I area relative to ongoing construction, measurable concentrations of heavy metals erosion problems, or high loadings o( and organic chemicals (such as pesticides other n�aterials to the system. and petroleum products). Areas with the � greatest potential for high pollutant loading 15. Finally, dispose oi the residuai materials include industrial areas and heavily traveled in accordance with applicable roads. I regulations. Make arrangements to retum the used cartridges to CONTECH Sediments and water must be disposed oi Stormwater Solutions. in accordance with all applicable waste disposal regulations. It is not appropriate to � Related Maintenance Activities discharge untreated materials back to the (Performed on an as-needed basis) stormwater drainage system. SiormFilter units are often just one of many Part of arranging for maintenance to occur � componenis in a more comprehensive t should include coordination of disposal uf stormwater drainage and lreatment system. solids (landfill coordination) and liquids The entire system may include catch �municipal vacuum truck decant facility, � basins, detention vaults, sedimentation local wastewater treatment plant, on-site I vaults and manholes, detention/retention treatment and discharge). ponds, swales, artificial wetiands, and other miscellaneous components. Owners should contacl the local pubiic In order for maintenance of tlie StormFilter Works department and inquire about how lo be successful, it is imperative ihal ail the department disposes of their street other components be properly maintained. Wasle residuals. CONTECH Stormwater The maintenance/repair of upstream Solutions ��ill detennine disposal melhods (acililies should be carried out prior to or reuse of the media contained in the StormFilter maintenance activities. cartridges. if the material has been In addition to considering upstream contaminated with any unusual substance, facilities, it is aiso important to correct any the cost of special handting and disposai problems identified in the drainage area. Will be the responsibility of the owner. Drainage area concerns may include: crosion problems, heavy oil and grease loading, and discharges of inappropriate materials. <=�200f>CON7[CH Siormwaler Solutions Toll-Iree:800.548.46fi7 7 0(g 7� � mniecnsmnnxater�cm VauI1,CIPanOLinearStormPilter0{+eratbnarWMalnlenanceGuitlNines I