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Table 3-1.4, Drainage Facility Maintenance Requirements, Continued <br />iofiltration Swales, <br />Fertilizers applied only as necessary and in limited amounts. <br />Removal of sediment that covers vegetation or reduces the swale's capacity. <br />Curb cuts cleaned whenever flow into swale is affected. <br />Litter removed from swale areas. <br />s near swales educated regarding the swale's purpose and the importance of <br />them free of debris. <br />General INo trash or debris immediately in front of catchbasin opening <br />trash or debris in the catch basin <br />and outlet pipes free of trash and/or debris <br />Frame is even with curb (when applicable) <br />Top slab is free of holes and cracks <br />Frame sits flush on the top slab <br />in basin walls, bottom, or at the joint of the inlet/outlet pipe are repaired <br />o settlement or misalignment affecting the catch basin function or stability <br />vegetation blocking the catch basin opening <br />vegetation or root growth present in the catchbasin <br />pollution present (surface film is allowable). <br />3-1-11 <br />