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D^GEK: Btlow grade tpKts. like ftpmtoti. <br />when various oigank liquids have aconmibted <br />over ttme may be hazardous due lo volatile <br />«*«pounds (explosive atmosphera) or lack of <br />oxygea WDfkereirtqrofcoafiiiedspacoi <br />nqaiies exinsive IniaiagaBd pncmliaas. <br />Discharge of significant amourtis of oil or solvent <br />wastes can inicrfcn with maintenance and safety <br />in the sewer lines and wift the functioning of the <br />waste%vater tnatment plant Dischaige of other <br />liquids is typically also highly ragiUaled by the <br />fewer authority Sludges accumulated in trm <br />Biay contain oigank oontaminanis and heavy <br />nttils, which Bsay daseily the ahidge as <br />haza rdous waste. Expensive lastii^ may be <br />tuquirtd to evaluate the waste for detemdniiig <br />the pfoper disposal method. <br />IMi ManaiNifiiit_________ <br />Opeadona <br />Generally speaking, floating accumulated oils <br />can be collected, and managed and recycled with <br />other used oil waste. Other floating hazardous <br />materials collected in significant amounts, such <br />as petroleum sdvenb or corrosive cleaners will <br />need to be maitaged as hazardous waste. <br />Bottom sludges may be nothing more than <br />accumulated dirt The hazardous waste program <br />in metropolitan counties or at the Mixmesota <br />Pollution Control Agency (MPCA) can provide <br />guidance on how to best e\*aluate the wastes in <br />your business setting. You can then consult with <br />your service contractor about its abilityto <br />properly dispose of this maleriaL <br />Cm m PraUtn It MlalmbM ir <br />A floor drain system is often necessary for <br />husirtess operations. Hotvever, drains are often <br />neglected and often a surprise source of <br />problems when things go wrong. Routine <br />maintenance is required to prm ent plugging and <br />^***P collected materials from discharging to <br />»h* fewer Measures described below can reduce <br />or eliminate maintenance fiequcncy and save <br />you money. <br />Determine if all your floor draiiu are ncomaarv <br />If the location of a drain could cause or^ ^ <br />contribute to problems with traps, consider <br />c^dting with a licerued plumber to cap the <br />The Minnesota Department of Health Codes <br />Rcomme^ that a licensed plumber cap drains. <br />Improperly done, abandoned draiiu GU) be <br />ffngennis sources of accumuUted sewer cases. <br />Temporary sewer plugs can be used in <br />U<1«U, <br />Opine aD Mlvmiii^ Mf aiM oity IMdi, <br />Oils are easily leeyded if captuied and managed <br />•eparaiely This is done by coUectir^ oU in drto <br />pans and trays, rather than allowing it to foil <br />onto the floor When oU docs foU onto the floor <br />coUect it by using a dust pan and squeegee. Thb <br />recovers the recyclable oil and minimizes <br />absorbent use. <br />Lost solvents, deaners or other industrial Uquids <br />cost you money to replace. These lost chemicals <br />also cost you money to clean out of trips and to <br />dispose of properly. <br />Sludge that accumulates in traps also may be <br />hazardous waste If you are careless about the <br />^terials and contaminants that enter the floor <br />SoUda and Dill <br />Good housekeeping takes effort Don't use floor <br />j “ • convenient feccptacle for end of the <br />daydeanup. C3eaB the floor Mlagdivmelkoda <br />«d don't take shortcuts. Use a broom and <br />dustpan instead of a garden hose. <br />femlmmi)