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� . <br /> LOG OF TEST BORING <br /> JOB N0. 4115 91-101 VERTICAL SCALE 1" = 5' BORING N0. L� , � <br />_ PROJECT PROPOSED ORONO NiUNICIPAL FACILITIES-ORONO, MINNESOTA � <br /> DEPTH DESCRIPTION OF MATERIAL CLASSIF GEOLOGIC N SAMPLE IABORATORY TESTS <br /> FEET SURFACE ELEVATION jOj9.O ICATION ORIGIN CR WL N0. TYPE U D lL PL or I <br />- SYMBOL RCD <br /> LEAN CLAY, black to dark brown, very L/OH Topsoil 4 = 1 SB <br /> 1.5 soft = <br /> LEAN CLAY W/SAND, brown and light CL/CH Weathered <br /> gray mottled, very soft Till or 3 2 SB <br /> 4.0 Mixed <br /> CLAYEY SAND W/A LITTLE SC � Alluvium j <br /> GRAVEL, light brownish gray, firm, lenses �� Mixed 9 3 SB � <br />�' of silty sand and waterbearin�sand '. Alluvium i <br /> 7.0 <br /> LEAN CLAY W/A LITTLE GRAVEL, CL �r�thered 10 4 SB � <br /> 8•5 brownish gray and brown mottled, firm, a • <br /> few lenses of silty sand and waterbearing SC/CL �- �� W�therecl � <br /> i <br /> and .- Till 9 5 SB � <br /> CLAYEY SAND �V/A LITTLE Till ' <br /> GRAVEL, gray, firm, a few lenses of <br /> brown silty sand below about 2-1/2' 17 6 SB <br /> 14.0 <br /> SILTY SAND, fine�_rained, brown, SM ' � Coarse <br /> I5.5 waterbearing, medium dense �� . A1 uviu 19 7 SB I - <br /> t6.0 CLAYEY SAND W/A LITTLE I <br />. RAVBL, brown and :ray mottled, firm <br /> End of Borin; , <br /> ( <br />.. ( <br /> � <br /> ! <br /> � <br /> , <br /> � <br /> � <br /> i <br /> � <br /> i <br /> � <br /> . I <br /> I <br /> . I <br />� NATER LEVEL MEASUREMENTS START 9-30-91 COMPLETE 9-30-91 <br /> SAMPLED CASING CAVE-IN NATER METH00 a 1:�J <br />' DATE TIME DEPTN OEPTN DEPTH � BA«ED DEPTHS �EyE� 3-1/4'�HSA 0�-14.5' <br /> 9-30 1:45 16' 14.5' --- u' <br /> 9-30 1:50 16' ----- ----- 3' <br /> '� 9-30 4:��� .16� —___ _____ 1� NORTH: EAST: <br /> 10-1 9•00 16' ----- ----- 1' CREu CHIEF G. LeA�a <br /> twin city testing <br /> corporation <br />