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f <br />\sn UNIVERSITY OF MINNESOTA <br />Section <br />B <br />>1 <br />J <br />AGRICULTURAL EXTENSION SERVICE <br />Department of Agricultural Engineering <br />201 Agricultural Engineering Building <br />1390 Eckles Avenue <br />St Paul, Minnesota 55108 <br />TABLE OF CONTENTS <br />Topics <br />Codes - Copy of Minnesota Rules Chapter 7080 Individual <br />Sewage Treatment Systems Standards and proposed changes. <br />Site and Soils - How soil treats sewage; site <br />evaluation; soil surveys; soil augers; percolation <br />testing; surveying; sample data sheets. <br />Sewage Tanks - Septic tanks; aerobic tanks; holding <br />tanks; soil treatment of septage. <br />Soil Treatment Units - Location, design, layout and <br />installation of trenches and beds; drop boxes, <br />distribution boxes and valve boxes; shallow trenches; <br />sewage osmosis; seepage pits. <br />Mounds - Design and construction of sewage treatment <br />motands; pressure distribution of effluent. <br />Pumps - Sewage ejector pumps, sump pumps; friction loss; <br />pumping stations; pump selection. <br />Collector Systems - Sewage treatment systems using <br />individual septic tanks and common soil treatment units; <br />suggested design criteria. <br />Shoreland - Publications available; individual systems; <br />resort systems; county and municipal Shoreland Acts; <br />setback distances. <br />Water Use - Estimates of sewage flows; water use rates <br />for homes and other establishments. <br />Toilets - Partial list of manufacturers of chemical, <br />incinerators and composting toilets; sanitary privy. <br />Evaluation - Procedures for evaluation of existing <br />systems; use of dye; lake property questionnaire; <br />inspection forms; system design worksheet.