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SP TESTING INC. <br /> Steven B.Schirmers -951 Katydid Lane NE-St. Michael,MN 55376 <br /> Cert.No 627 = State License#394 - Phone 763-497-3566 - Fax 763-497-5011 <br /> www.sotesting.wastewater@comcast.net- schirmerswastewater.com <br /> May 2, 2014 <br /> CITY OF nfo t#o <br /> John Gueringer Date 0.0yg <br /> 535 Old Crystal Bay Rd. REVIEWED <br /> Orono, Henn. Co., MN <br /> The existing on-site sewage treat =nt system located_gn�t�s qty <br /> rex was <br /> classified as non-compliant by oth: s. (� u Compliance <br /> This site has very limited space for placing a new system due to wetland setbacks, <br /> fill soil & small lot. A standard system (mound system) under Minnesota Chapter 708 <br /> rules cannot be designed. The proposal is to install a Type IV, Performance System <br /> under Minnesota Chapter 7080.0179 rules for a Type 1, 4 bedroom home. <br /> The clay soil.will be removed to elevation 98.8 (SB#3) loam soil, then backfilled with <br /> washed sand to elev.103.3 using boring #3 with mottled soil (redox features) at <br /> elev.100.3 keeping a 3' separation from the bottom of the rock bed & redox features, <br /> then place a 1000sq.ft. pressurized seepage bed. <br /> To assure long term survival of the system, a Class 1, Multi-Flo Aerobic Wastewater <br /> Treatment system which is classified as standard under Minnesota Chapter 7080 <br /> rules will be used or a unit which has positive filtration and an alarm equivalent to a <br /> Multi-Flo Unit. The highly treated, filtered effluent produced by the Multi-Flo is over <br /> 95% free of the normal sewage contaminants that cause the progressive failure of <br /> conventional systems. The unit will be a 600 gal/day. A trash trap is installed in <br /> front of the Multi-Flo Unit. The unit requires to be serviced 2 times a year which will <br /> be done by Schirmers Wastewater Treatment Systems, Inc. A 2 year parts & service <br /> warranty comes with the cost of the unit. After that time, the homeowner is required <br /> to carry a service contract at a cost of$200.00 a year (2014 price). A report is sent <br /> to the homeowner, City , MPCA & Multi-Flo yearly. <br /> Alir <br /> The sol seasonally saturated soil, mottled soil (redox <br /> features) are loco a <br /> Ofi All property line will need to be located prior to i Ila <br />