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B}gnmi <br />• • •#3u <br />I . 1 <br />June 20, 1974 545 Indian Mound <br />Way/ala. Minnesota 55391 <br />(612)473 4?24 <br />;7 • K* <br />I / <br />/ : <br />'9 9^ <br />. • <br />•V* <br />Mr, Bob Bell <br />The Architectural Alliance <br />400 Clinton Avenue <br />Minneapolis, Minnesota 5S403 <br />•» <br />• • '4 <br />/ • * • <br />Re: Percolation Test - Big Island - Orono <br />Pear Mr< Bell: <br />r <br />On June 12 and 15, 1974, percolation tests were run on your <br />property on Big Island in Lake Minnetonka at locations shown <br />on the enclosed sketch map. <br />- *. <br />; <br />>Tests consisted of one soils boring to eight feet in depth apd <br />six test holes 24 to 36 inches in depth. Soils encountered <br />were topsoil, medium brown sand clay till and light brown clay.' <br />*. loam with sand seams. No water was observed. ' - . <br />.. j <br />••.Percolation rates averaged 30 minutes per inch. At this rate <br />' the drain field area required is 250 square feet for each pro* j.. j <br />posed bedroom. Suggested alternative drain field sites arh <br />ifg would recommend use of the larger area, west of- <br />. the proposed house as the first alternative.‘ • •• <br />.V V <br />4i The stated percolation rate is an average of rates at the <br />ih( <br />*• .# • <br />\:.ii -'locations shown and no guarantee is implied or expressed' <br />'■‘i- ' that these conditions exist for the entire proposed drain <br />field area.■j;■* ■ .. <br />• « <br />If we can be of further help, please advise. <br />Sincerely, <br />« *" <br />EUCENO A, mCKOK AND ASSOCIATES <br />X . ^John A. Holmquist <br />'■ I'.-.- . . <br />. -V . - c .♦ <br />• - <br />V •. <br />- • >p <br />V <br />• » t‘ # <br />7* t, ..^ • -4 .4* \\> <br />* t <br />• • \yEUCtNE mCKOK AND A,Vao u .i <br />■ %JAH/pah <br />Enclosures '3; <br />55? <br />cc t ^• Sche116r <br />We HeCorobs <br />• e.# •«•••’y j <br />I* <br />*V** • - <br />V*- VV' ^j ? • • <br />» * <br />• «