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HomeMy WebLinkAbout1979-06-18 Septic System Design Report1040 Garland Lr­^ N. Wayzata, Ainnesota 55391 June 18, 1979 ,r. 'ri t -. Gullickson 960 ,- orest Ara Mound, .Airnapota 55364 rogr dr. Gullicksont In t;•. o p!.-ri od between June 2 and June 11, we performed six percolation teats rnd five soil borings on -Lot 9, Hock 1, in "The Nursery", Crono, Ainnesots. The location of the tests are shown on the attached sketch-Wd the results and logs are as follows$ S 3-1 6-2-79 0 - 0.81 31ack clay loam topsoil 0.$- 5.01 Li * t brown silty -sandy clay Soft - moist 5.0- 8.0' Light brown send, clay. •iottled with lenses of medium sand. 4ottled ter level 5.0 2t45 p.m. 6-2-79 tte r level 4.0 :t 3 t00 p. m. 6-2-79 ater level 3.6 (3 12t00 a.m. 6-3-79 3ter level 4.5 3 6t00 p.a. 6-11-79 3-2 6-2-79 1.2' 3lack clay loan topsoil .� - 4.0' Light brown silty sandy clay moist soft .0 - 8.0, Light brown silty -sandy clay - Aottled with lenses of sand. wet ater level 3.6' ® 12.04 p.m. 6-�-79 3-3 6-2-79 - 3.0' Black sandy clay loan topsoil .0 - 4.5' Light brown sandy clay. :Medium consistency {oast - mottled .5 : 5.8' Olaysy medium sand. Firm 1.13 - 8.0 Light brown sand•i clay with lenses of clayey milt Q 7' ;o water table at time of boring 5t00 p.m. 6-2-79 to water table at 12t45 p.m. 6-3-79 -40 Page 2 53-4 6-9-79 0 - 2.0' clack clay loon topsoil (may be fill) 2.0 - 6.56 3rawn sandy clay - -moist (mottling below 41) 6.5 - 8.0' Light brown silty clay - firm Dry at time of boring 12 a 30 p.m. 6-9-79 Water level " 60'0' 12s15 p.m. 6-10-79 s3-5 6-9-79 0 - 2.0' Dark brown clay loam topsoil (;day be fill) 2.0 - 3.0' 3rown sandy cla.-, (moist) 3.0 - 3.5' 3rown clayey sand 3.5 - 5.0' 3rown sandy clay - moist - soft (Bottling below 4.5' ) 5.0 5.5' Cark brown water bearing clayey sand Water level 2 3.9' 12a10 p.m. 6-10-79 Percolation Rates P-1 23 minutes per inch P-2 23 minutes per inch P-3 20 -minutes per inch P-4 25 minutes per inch P-5 35 minutes per inch P-6 36 -minutes per inch A :meeting war held on the site last week with Ar. Qullickson, dike Caffron, of the City of Orono, and -myself present to review the findings of the tests and discuss the possible systems, locations, etc., and how they would best be utilized on.this property. The conclusion was lat a mound system would be mist satisfactory in the location the sketch. 3 mound system using a rock area of 10' x 50' with 3 rated distribution pipes is recom•lended. The uphill face and should have a varying slope which is flatter at the order to divert the runoff around either end. The details and construction are shown in the "Orono .Bound Package". r information is required please feel free to call me. Yours ver:i truly, Car 1 W. 3org P. L Ainn. Reg #750 WI . s 0 r" 9N • Sf3-S _� 2.' S�rs�t TAN�cS PR�hARY ARC► ALIT Ewe k ; t � IL V p g • r•,.. ��_ LoT c� _%Lk 'CttE. N�1TiSEk< ORON O M U3 U . k-I N