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<br />BRAUN'M <br /> <br />INTERTEC <br /> <br />Braun Project BN-04-06875 <br />Geotechnical Evaluation <br />2005 City Street Improvements <br />Elk River, Minnesota <br /> <br />LOG OF BORING <br /> <br />BORING: <br /> <br />LOCATION: See attached sketch. <br /> <br />DRILLER: L Chennak <br /> <br />I METIIOD: 3 114" HSA, Autohmr <br /> <br />DATE: <br /> <br />11/1/04 <br /> <br />Elev. <br />feet <br />891.9 <br /> <br />891.1 <br />- <br /> <br />Depth <br />feet <br />0.0 <br /> <br />0.8 <br /> <br />ASlM <br />Symbol <br />PAY <br />FILL <br /> <br />BPF WL <br /> <br />Description of Materials <br />(AS1M D2488 or D2487) <br />2" Bituminous over 8" Aggregate Base. <br /> <br />FILL: Poorly Graded Sand with Silt, fine- to <br />medium-grained, mixed with layers of dark brown Silty <br />Sand, dark brown, moist. <br /> <br />10 <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br /> - 887.4 4.5 - Sl <br /> SP " " POORLY GRADED SAND, fine- to medium-grained, 2 <br /> -886.4 5.5 ",' gray, waterbearing, very loose. - <br />~- \" '(Alluvium) l <br />0 END OF BORING. <br />'.,:I <br />.~- - <br />e Water observed at 41/2 feet while drilling. <br />;2- - <br />as Water not observed to cave-in depth of 4 1/2 feet <br />..... <br />~- immediately after withdrawal of auger. - <br />0 <br />'<::J <br />g- Boring then backfilled. - <br />as <br />1L - <br />ll) <br />... . <br />cE -" <br />-- <br />., <br />., <br />~'- - <br />g - <br />-0'- <br />::: <br />-S - <br />...- <br />~ <br />~- - <br />'~ <br />.g- - <br />() <br />~ <br />CL - <br />3 <br />~- - <br /> - - <br /> - - <br />M <br />~- - <br />~ - <br />~- <br />s- - <br />C1 <br />5- - <br />;i <br />~- - <br />a.. <br />C1 <br />~- - <br />.. <br />'" <br />0 <br />~- - <br />al <br />C1 - <br />3 <br />u - <br />~- <br />al <br />;z: - <br />::> <br />;'i : <br />'" <br /> BN.O+-06875 Braun Imenec Corporation, 51 Paul <br /> <br />ST-7 <br /> <br />I SCALE: <br /> <br />I" =4' <br /> <br />Tests or Notes <br /> <br />I <br /> <br />I <br /> <br />~- <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />ST-7 page 1 of I I <br />