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FROM WALDENWOOD FAX N0. :952974844 O ap(007 10:35AM P2 <br /> • <br /> • <br /> • <br /> Koch ' s Soil Testing <br /> Box 81 <br /> Loretto, Minn., ,55357 <br /> Tel; ( 763 ) ' 479-2637 —7 <br /> el <br /> Walden Woods Ltm. <br /> 7/27/07 .. 0 °' v I <br /> ( Del Anderson )• r <br /> '1 PiOj <br /> Tel; 952-974-2882 <br /> Tel 952-221 -3763 1 <br /> e r AA. 6- <br /> Job Site; 40 Wear Lane, Orono, Minn. <br /> Work Done; Complaince Inspection of the present drainfield. Q ecfoo.t,,N <br /> of drainfield; Mound System ( installed 8/8/96 Permit # 8231 ) ' <br /> Type <br /> Size of mound system; 88 ft. long by 42 ft. wide <br /> Size of rock bed; 10 ft. wide by 55 ft. long. <br /> * This system is properly sized out for. a 4 bedroom home which] what' <br /> the current residence has. <br /> Size of Septic Tanks ; 2- 1000 gallon sealed tanks <br /> Size of pump tank; 1 -1000 gallon sealed tank <br /> * The above tanks are sealed tanks and have a solid concrete bottom <br /> are consider to be water tight tanks. <br /> Upon runninng the pump thru a pumping cycle there was not any signs <br /> of 'effluent surfacing from the mound, also there was not any signs <br /> of sewage backing up into bee house. IMMINENT HEALTH <br /> Therefore this system IS ROI' CONSIDER TO BE AN I T THREAT. <br /> • <br /> • Two soi41 borings were done to detemmine where the mottled soil existed. <br /> Soil boring # 1 was done on the north end of the mound system; <br /> Mottled soil was at 2 ft. <br /> Soil probe # 2 was done in the upslope dike of the mound system or <br /> on the east side of the rock bed area. <br /> Mottled soil also was encounter at 2 ft. below the originaltt6psdil <br /> soil level. <br /> • <br /> Therefore with 1 ft. of sand below the rock bed there is a 3 ft. <br /> speration distance from the bottom of the rock bed to the mottled <br /> soil level at 2 ft. <br /> • <br /> With the above information this system A COMPLIANCE SYSTEM AND IS <br /> PROPERLY INSTALLED ACCORDING TO THE CITY of ORONO CODES and <br /> MINN. RULES 7080. , • <br /> • Site Evaluator <br /> • <br /> gc,,D03-- eack, <br /> • <br /> • <br /> • Robert A. Koch M.P.C.A. # 193/1429 <br /> • <br /> • Robert' A. Koch. ' M. P. C.A. Cert. # 193/1429 <br />