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Deville Apartmaft '"reatment-Plant <br /> Maintenance Schedule <br /> 02/01/1999 <br /> Routine Maintenance: <br /> Daily tasks: Visually inspect entire plant. This includes inspecting all motors,pumps, <br /> pipes, aeration chambers and settling ponds. Based on this inspection, any <br /> appropriate action will be taken. Such action could' include: <br /> Reduce or increase aeration flow i <br /> Reduce or increase sludge return <br /> Skim solids a d return them to aeration cham—ber - "� <br /> Hose down plant <br /> Repair/replace equipment <br /> Remove excess grease buildup i <br /> Weekly: In addition to the daily tasks, each week the plant is cleaned. This includes: <br /> Hose walls of settling ponds <br /> Clean aeration chamber and settling ponds <br /> Skim solids and return to aeration chamber <br /> �I <br /> Monthly: In addition to the daily and weekly tasks,take PH read1 bing, BOD and <br /> settleability tests. Note: The analytical tests are done' e a <br /> third-party vendor. <br /> Semi-annually: In addition to the daily, weekly,monthly tasks,:'take sample of solid <br /> accumulation in the aeration chamber with sludge tube. If in excess, <br /> have plant pumped. '! <br /> i! <br /> .w <br /> �•�- _, - L: As=needed:=Depending-on-the.plant inspection�and.-testing;.some.ofthe.other;as-needed,,._._—_.e_-N.,� .- <br /> tasks may include: <br /> Remove weeds and/or excess debris <br /> 3 <br /> Pump plant �! <br /> Repair/replace erosion-control devices <br /> Repair/replace equipment <br /> Remove excess grease buildup <br /> Install air diffusers in aeration tubes of aeration chamber <br /> Install wood frame with plastic to trap heat and divert water <br /> I! <br /> I� <br /> 1 <br /> Ii <br /> � s <br />