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The facility will be operated as a Minnesot <br />The 28 participating metal waste a corporation. <br />at <br />will have rights regarding the facilitsrs own stock and <br />y operation. <br />The facility will consist of a 60,000 square foot <br />which will house processing equipment including building <br />vats, and tanks to extract metals from the waste <br />from metal finishers, received <br />tank trucks will firansportpwastedmsegned trucks, semis and <br />finishers to the facility, material from the metal <br />Metals will be recovered at the facility from inorganic <br />solutions, sludges, and ion exchange canisters <br />metal finishing plants. Bulk shipments of ratpvly <br />iely up at <br />concentrated solutions will be <br />and metal precipitates. Processed to extract metals <br />accepted for further dewaterinpg nmetals sludges will be <br />and prrocessing. <br />Processes to be used at the facility to remove <br />the incoming waste feed stock will include metals from <br />activated carbon adsorption, chromium reductionp electro- <br />chemical recovery, metal electro- <br />neutralization, filtration, andisludge precipitation, <br />acid and base <br />processes. Cyanide removal will be ccomplishing <br />cyanide oxidation process. After metals rremoval with a <br />water from these processes will be treated fu ► waste -- <br />clarification and neutralization, and multimedia by <br />filtration. (Refer to Attachment 6 for a is or sand <br />description.) Precipitated metal hydroxideswill <br />process <br />dewatered and processed for recovery and resale. <br />It is expected that 10% to 25%, by dry metal weight, <br />incoming metal waste will be recovered for of the <br />Nonhazardous waste, primarily zinc, will reuse. <br />approximately 30%, by dry metal weight, ofotheeinte <br />processed wastes. Of 7S% of the total cincom' <br />wastes will not initially be amenable to recover incoming <br />will be processed into inert solid residuals, mix' These <br />dewatered sludges, or neutralized. ed metal, <br />generated, if nonhazardous will be disposedeof at <br />landfills in Minnesota. � anetary <br />materials will be disposedofMixed sludges and organic <br />hazardous waste facilities or atproved out-of-state <br />recovery facilities. r approved solvent and oil <br />6 • Reason for EAW <br />Preparation: Mandatory Category MEQB Rule <br />#: 6 MCAR S 3.038.0.2 requires MPCA to <br />construction of a hazardous waste prepare an BAW for <br />sells processing services to <br />generators other <br />owner and operator of the facility, of 1,000 or mor <br />kilograms per month capacity. e <br />7. Estimated construction cost: $5,000,000 <br />3. <br />