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S-P TESTING, INC. Steven B. Schirmers & Debra M. Schirmers <br /> 951 Katydid Lane NE •• St. Michael, MN 55376 • (612) 497-3566 <br /> A/0 <br /> U1 r G pi eL j� j,,,,(- iito-sal_- FAX (612) 497-5011 <br /> " `TState License#394 <br /> .� (i.b11-f t C " (a A <br /> �o�7 ,2/0 Vida I/ o4C c o wh 4 i -.z.) <br /> August 10, 1998 3/,/ 3(i / , • J.A-ce, ' - ' 1 <br /> P Atz-&-e <br /> Bill Yaeger .4144./(32.41. _ 4- 4t,a,tj. eArle•-2------, VI) <br /> Lot 64 & 65 /� <br /> Morse Island Park, Big Island / ' <br /> Orono, Henn. Co., MN <br /> t7.r.,2z/n-Yr- <br /> This On-Site Sewage Treatment System is Designed for a Type 111, two bedroom cabin <br /> (180 gal/day), in accordance with the Minnesota Pollution Control Agency Chapter 7080 <br /> and local ordinances. Due to the limited space & no basement below the cabin, a 10' <br /> setback is requested for the tanks from the structure. <br /> The soils on this site are SCS soils mapped HbC - Hayden loam. The seasonally <br /> saturated soils were located at 60 to 76" (mottled soil) . The bottom of the treatment <br /> area must be located at least 3' above the seasonally saturated soils. A standard <br /> gravelless trench system may be installed with a distribution box. <br /> The soils at a depth of 24" & 30" have a percolation rate averaging 31.1 mpi. <br /> A 500 gallon pumping chamber will need to be installed to lift the septic effluent to the <br /> treatment area. The power supply and switches must be located outside the manhole <br /> and pumping chamber in a weather proof enclosure. A warning device must be installed <br /> with a light and sound device, this i ,in case of a pump failure. <br /> - / <br /> The holding tanks will be 1- gallon & 1-1000 gallon. Insulate all the tanks to prevent <br /> freezing. The tanks will be pla tic so use spray polyurethane which will insulate and add <br /> strength. <br /> 1 <br />