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ENGINEERING SUBSURFACE BORING LOG <br />TESTING, INC. <br /> <br /> AET SOB NO: 20-02044 LOG OF BORING NO. 12 (p. 1 of 1) <br /> PROJECT: Residential Development; Elk River, MN <br /> <br /> DEPTH SURFACE ELEVATION: 931.3 <br /> IN GEOLOGY N MC SAMPLE REC. FIELD & LABORATORY TESTS <br /> <br /> FEET MATERIAL DESCRIPTIONI TYPE IN. WC DEN LL PL %-200 <br /> , _ brown, frozen (SM) <br /> <br /> 2 Clayey sand, a little gravel, brown, frozen (SC) ~?/?'~ WEATHEREE <br /> Silty sand, trace of roots, fine grained, reddish ['.f../:'[TILL OR 10 M SS 15 <br /> 3 - brown, moist (SM) I: 't:I t::[cOARsE <br /> 5 - Silty sand, frae grained, reddish brown, moist, 5 M · SS 16 40 <br /> 6 - loose, lenses of silt (SM) <br /> 7 <br /> 8 - looseSilty sand,(sM)fine grained, reddish brown, moist, 8 M I SS 18 16 <br /> 9 <br />.I Sand with silt, fine grained, light brown, moist, 12 M I SS 12 <br /> 11 - lenses of light grayish brown silty sand (SP-SM) <br /> 12- <br /> Sand with silt, a little gravel, medium to fine 16 M I <br /> 13 <br /> SS <br /> 15 <br /> grained, light brown, moist, medium dense, a <br /> ~4 - lense of fine grained sand at about 12' (SP-SM) <br /> <br /> 16 M I SS 15 <br /> 16 END OF BORING <br /> <br /> DEPTH: DRILLING METHOD WATER LEVEL MEASUREMENTS <br /> NOTE: REFER TO <br /> <br /> 0-14½' 3.25" I-ISA DATE TIME SAMPLED CASING CAVE-IN DRILLING WATER <br /> DEPTH DEPTH DEPTH FLUID LEVEL LEVEL THE ATTACHED <br /> 2~27~02 1:40 16.0 14.5 15.5 None $I-IEETS FOR AN <br /> 2~27~02 1:45 16.0 None 8.0 None EXPLANATION OF <br /> BORING <br /> COMPLETED: 2~27~02 TERMINOLOGY ON <br /> ¢C: GL CA: BL Rig: 3R THIS LOG <br /> <br />2/99 <br /> <br /> <br />