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FEB 14 '02 05:35PM BRAUN INTERTEC <br />SRAU N_M <br />INTERTEC <br />P. 20/24 <br />LOG OF BORING <br />dun Project BBXX- 02 -010A <br />Preliminary Geotechnical Evaluation <br />Proposed Office/Warehouses <br />Little Canada, Minnesota <br />BORING: <br />ST -1 <br />OCATION; See Attached Sketch <br />DRILLER: M. Rowland <br />Elev. <br />feet <br />45.8 <br />lr <br />cn <br />et <br />l7 <br />Depth <br />feel <br />0,0 <br />ASTM <br />Symbol <br />METHOD: 3 1 /4 "IISA. Aulohmv <br />DATE: <br />/16/02 <br />SCALE: 1" - 4' <br />Description of Materials <br />(ASTM D2488 or D2487) <br />I3PF <br />WL <br />Tests or Notes <br />45.0 <br />0.S <br />392' 6.0 <br />34.8 <br />1.1.0 <br />FILL <br />PILL <br />PT <br />27.9 <br />25. <br />18.0 <br />20.5 <br />u <br />a <br />BBXX -924 i OA <br />4" Bituminous pavement and 4" aggregate base. <br />FILL- Clayey Sand, tine - grained, inixed with Silt and <br />Clay, gray to brown. moist. <br />MUCK, black, Wet. <br />(Swamp Deposit) <br />.LEAN CLAY, with seams of Silt and Silly Sand, gray, <br />wet, soft. • <br />(Lacustrine) <br />SILT. with layers of Clay and Poorly Graded Sand and <br />Silty Sand, gray, waterbearing, loose. <br />(Lacustrinc) <br />END CYF BORING. <br />Water observed at 17 feet with 19 feet of hollow-stern <br />auger in the ground before last sample. <br />Water observed at 16 feet with 19 feet of hollow -stem <br />auger in the ground after last sample. <br />Water observed at 12 foot depth immediately after <br />withdrawal of auger. <br />Water down 11 feet 3 3/4 hours after withdrawal of auger. _ <br />Boring then backfillcd. <br />L3enchmark: Floor slab of <br />Knox Building asaumed <br />elevation = 50.0. <br />Moisture Content - 24.6% <br />An open triangle in the water <br />level (WL) colurnn indicates <br />the depth at which groundwater <br />was observed while drilling. <br />Braun Interroc Corporation, St, Pm,l ST -1 page 1 of 1 <br />