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again, take care not to damage Material Disposal <br /> connections. <br /> The accumulated sediment found in <br /> 12. Close and fasten the door. stormwater treatment and conveyance <br /> systems must be handled and disposed of <br /> 13. Remove safety equipment. in a manner that will not allow the material <br /> • to affect surface or ground water. It is <br /> 14. Make notes about the local drainage possible for sediments to contain <br /> area relative to ongoing construction, measurable concentrations of heavy metals <br /> erosion problems, or high loadings of and organic chemicals (such as pesticides <br /> other materials to the system. and petroleum products). Areas with the <br /> greatest potential for high pollutant loading <br /> 15. Finally, dispose of the residual materials include industrial areas and heavily traveled <br /> in accordance with applicable roads. <br /> regulations. Make arrangements to <br /> return the used cartridges to CONTECH Sediments and water must be disposed of <br /> Stormwater Solutions. in accordance with all applicable waste <br /> disposal regulations. It is not appropriate to <br /> Related Maintenance Activities discharge untreated materials back to the <br /> (Performed on an as- needed basis) stormwater drainage system. <br /> StormFilter units are often just one of many Part of arranging for maintenance to occur <br /> components in a more comprehensive should include coordination of disposal of <br /> stormwater drainage and treatment system. solids (landfill coordination) and liquids <br /> The entire system may include catch (municipal vacuum truck decant facility, <br /> basins, detention vaults, sedimentation local wastewater treatment plant, on -site <br /> vaults and manholes, detention /retention treatment and discharge). <br /> ponds, swales, artificial wetlands, and other <br /> miscellaneous components. Owners should contact the local public <br /> In order for maintenance of the StormFilter works department and inquire about how <br /> to be successful, it is imperative that all the department disposes of their street <br /> other components be properly maintained. waste residuals. CONTECH Stormwater <br /> The maintenance /repair of upstream Solutions will determine disposal methods <br /> facilities should be carried out prior to or reuse of the media contained in the <br /> StormFilter maintenance activities. cartridges. If the material has been <br /> contaminated with any unusual substance, <br /> In addition to considering upstream the cost of special handling and disposal <br /> facilities, it is also important to correct any will be the responsibility of the owner. <br /> problems identified in the drainage area. <br /> Drainage area concerns may include: <br /> erosion problems, heavy oil and grease <br /> loading, and discharges of inappropriate <br /> materials. <br /> ©2006 CONTECH Stormwater Solutions Toll -free: 800.548.4667 7 of 9 <br /> contechslorrrrwater.com Vault. CIP and Linear StormFilter Operation and Maintenance Guidelines <br />