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<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 />I <br /> <br />I <br /> <br />I <br /> <br />BRAUN'" <br /> <br />INTERTEC <br /> <br />Braun Project BN-04-06875 <br />Geotechnical Evaluation <br />2005 City Street Improvements <br />Elk River, Minnesota <br /> <br />DRILLER: J. Chermak <br /> <br />Depth <br />feet <br />0.0 <br /> <br />0.8 <br /> <br />ASTM <br />Symbol <br />PAY <br />FILL <br /> <br />I- <br /> <br />- <br /> <br />904.7 <br /> <br />4.0 <br /> <br />SP <br /> <br />-903.2 <br />E <br />o <br />OJ <br />;; <br />~ <br />.J::J <br />.J::J <br />'" <br />.... <br />o <br />c: <br />o <br />"+=' <br />:g I--- <br />'" <br />]1- <br />., <br />... <br />~- <br /><U <br /><U <br />.1'1 <br />~- <br />~- <br />g <br />'€J- <br />~ <br /><U <br />> <br />~ <br />... <br />o <br /><Il <br /><U <br />o <br />., <br /><U <br />f:2. <br /> <br />5.5 <br /> <br />~ <br /> <br />I- <br /> <br />... <br />... <br />6\- <br />o <br />... <br />~ <br />"'- <br />'" <br /> <br />b <br />o <br />:z: <br />.;:l- <br />;2 <br />01 <br /> <br />ii: <br />o <br />~- <br />~ <br />o <br />2 - ; <br />01 <br />8~ <br />-l <br />!d !--- <br />~ <br />01 <br />S~ <br /><( <br />"" <br />'" <br /> <br />BN-04-06375 <br /> <br />I MElliOD: <br /> <br />3 1/4" HSA, Autohrru <br /> <br />Description of Materials <br />(ASTM D2488 or D2487) <br />3" Bituminous over 7" Aggregate Base. <br /> <br />FILL: ~alJ.d, fine-grained, dark brown, moist. <br />..7 <br />;;~-~H., /I <br /> <br />BORING: <br /> <br />LOG OF BORING <br /> <br />ST-12 <br /> <br />LOCATION: See attached sketch <br /> <br />. <br /> <br />DATE: <br /> <br />POORLY GRADED SAND, fine- to coarse-grained, trace <br />of Gravel, brown, moist, loose. _ <br />(Alluvium) ~ <br />END OF BORING. _ <br /> <br />Water not observed during drilling. <br /> <br />Water not observed with 4 feet of hollow-stem auger in - <br />the ground. <br /> <br />Water not observed to cave-in depth of 4 feet immediatelL <br />after withdrawal of auger. <br /> <br />- <br /> <br />Boring then backfilled. <br /> <br />Braun In~l1ec Corporation, S1. Paul <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />- <br /> <br />11/1/04 <br /> <br />I SCALE: <br /> <br />1" ""4' <br /> <br />BPF WL Tests or Notes <br /> <br />3* * Me= 13% <br />nOD = 8% <br /> <br />ST.]2 page I of I <br />