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7 <br /> Entire SCM Maintenance need identified Follow Contech's StormFilter Inspection and <br /> based on Contech's Maintenance Procedures document. Cartridges <br /> StormFilter Inspection and will need to be replaced periodically(see <br /> Maintenance Procedures Stormfilter Cartridges below).Periodic sediment <br /> document. removal will also be required. <br /> Adjacent pavement Trash/debris is present. Remove the trash/debris. <br /> (if applicable) <br /> Flow diversion structure Sediment is present on the Sweep or vacuum the sediment as soon as <br /> pavement surface. possible. <br /> StormFilter Cartridges Cartridge replacement need Follow Contech's StormFilter Inspection and <br /> identified based on Contech's Maintenance Procedures document. Cartridges <br /> StormFilter Inspection and will need to be replaced periodically. <br /> Maintenance Procedures <br /> document. <br /> The structure is clogged. Unclog the conveyance and dispose of any <br /> sediment offsite. <br /> The structure is damaged. Make any necessary repairs or replace if damage <br /> is too large for repair. <br /> Mosquitoes are breeding in Check that all structures are sealed properly and <br /> the chamber/pipe and causing that all covers are tight fitting.Repair broken <br /> a nuisance. seals,gaps,and openings that are greater than <br /> 1/16 inch.Use gaskets where appropriate and <br /> feasible. Consult with a registered Professional <br /> Engineer to determine methods for reducing <br /> mosquito breeding surface area within the <br /> system. <br /> Outlet device Clogging has occurred. Clean out the outlet device.Dispose of the <br /> sediment offsite. <br /> The outlet device is damaged. Repair or replace the outlet device. <br /> Receiving water Erosion or other signs of Contact the Town of Hillsborough Stormwater <br /> damage have occurred at the and Environmental Services Division:PO Box <br /> outlet. 429,Hillsborough,NC 27278;919-296-9622 <br /> All other operation and maintenance activities should be in accordance with Contech's StormFilter Inspection <br /> and Maintenance Procedures document(Exhibit B).Any problems that are found shall be repaired <br /> immediately.The responsible party shall have received and understand Contech's StormFilter Inspection and <br /> Maintenance Procedures document. <br /> Page 2 of 6 <br />