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CITY OF EVERETT STORMWATER MANAGEMENT MANUAL <br /> Date <br /> Dralnage <br /> SYB�m Malntenance Aetivitlea and Condltlons <br /> Frequeney Feature ✓ ✓ ✓ � Prohlem Condldons to Cheek For 7hat Should Exist <br /> A Manhole Lodcing MecAanism cannot be opened by one Mechanism opens wiM proper tools. <br /> Mechanism Not maintenance person wiM proper tools. Bolts into <br /> Working hame heve lass than one-half inch of thread <br /> (mey not apply to self-lodcing lids). <br /> A Manhole Cover Dilficull to One maintenance person cannot renove lid Cover can be removed and reinstelled by <br /> Remove aRer apptying nortnal lilting pressure. Intent is to one maintenance person. <br /> keep cover hom sealing oH access to <br /> maintenance. <br /> A Manhote Ladder Rungs Ledder is unsafe due to missing rungs, Ladder meets design standards. Allows <br /> Unsafe misalgnment,not secumly attached lo structure maintunance person sate access. <br /> wall, rust,or uacks. <br /> If you are unsure whether a problem exists, please contact a professional engineer. <br /> Control structures are usually conside�ed a confined space. Visual inspections should 6e performed aboveground. If entry is required it should be <br /> perfortned by qualified personnel. <br /> Key: <br /> (M) Manthly from Oclober through April. <br /> (A) Once in late summer(preferably September) <br /> (S) Aker any major stortn (use 1 inch in 24 hours as a guideline). <br /> Appendices I <br /> F-13 <br /> ,� . <br />