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No. 3 - Catch Basins <br /> M i Mions <br /> When Maintenance 5 Results FacpectedWhenjf ` pate' cte Insped: <br /> �w a <br /> s� = d9ainto e a �ee �B <br /> pe <br /> r <br /> General Fractures or Grout fillet has separated or Pipe is regrouted and <br /> Cracks in cracked wider than 1/2-inch and secure at basin wall <br /> Basin Walls/ longer than 1-foot at the joint of <br /> ' Bottom soil particles entering catch <br /> basin through cracks. <br /> Contamination See"Detention Ponds" (No. 1) No pollution present <br /> and Pollution <br /> Catch Basin Cover Not in Cover is missing or only partially Catch basin cover is <br /> Cover Place in place. Any open catch basin closed. <br /> requires maintenance. <br /> ' Locking Mechanism cannot be opened Mechanism opens with <br /> Mechanism by one maintenance person with proper tools. <br /> Not Working proper tools. Bolts into frame <br /> have less than 1/2-inch of thread. <br /> Cover Difficult One maintenance person can Cover can be removed by <br /> to Remove not remove lid after applying one maintenance person. <br /> ' normal lifting pressure. <br /> (Intent is keep cover from <br /> ' sealing off acces to <br /> maintenance.) <br /> Ladder Ladder Rungs Ladder is unsafe due to missing Ladder meets design <br /> Unsafe rungs, not securely attached to standards and allows <br /> basin wall, misalignment, rust, maintenance person <br /> cracks, or sharp edges. safe access. <br /> Metal Grates Grate opening Grate with opening wider than Grate opening meets <br /> ' (If Applicable) Unsafe Trash and 7/8-inch. design standards. <br /> Trash and debris that is blocking Grate free of trash and <br /> Debris more than 20% of grate surface debris. <br /> ' inletting capacity. <br /> Damaged or Grate missing or broken Grate is in place and <br /> Missing. member(s)of the grate. meets design standards. <br /> I <br />