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<br />LOG <br /> <br />PROJECT: SP86-009 <br /> <br />Elev. <br />95.0 <br /> <br />- <br /> <br />~ <br />~ <br />o <br />c <br />'E <br />~ <br /><<l <br />.... <br /> <br /><<l <br />.~ <br />.9- <br />~ <br />u <br />'" <br /><<l <br />"'tl <br /> <br />88.0 <br /> <br />"'tl <br />C <br />C <br /> <br />83.5 <br /> <br />c <br />o <br /> <br />.... <br />c <br />:;) <br />c <br />> <br /><<l <br /> <br />~ <br />o <br />..... <br /> <br />VI <br />III <br />.... <br />C <br />a.. <br /> <br />Depth <br />0.0 <br /> <br />7.0 <br /> <br />11. 5 <br /> <br />78.0 17.0 <br /> <br />"'tl <br />... <br />C <br />"'tl <br />C <br />C <br />.... <br />V) <br /> <br />"'tl <br />C <br />C <br /> <br />72.0 23.0 <br /> <br />.... <br />... <br />8- <br />III <br />a:: <br /> <br />III <br />III <br /> <br />V) <br /> <br />--- <br /> <br />67.0 <br /> <br />65.0 <br /> <br />28.0 <br /> <br />30.0 <br /> <br />ASTM <br />D2487 <br />Symbol <br />SC <br /> <br />CL-IvlL <br /> <br />SP <br /> <br />SC <br /> <br />OF BORING <br /> <br />SUBSURFACE INVESTIGATION <br />Proposed Office/Warehouse <br />N.E. Quad. of 1st Ave. N.W. & <br />14th St. N.E-. <br />New Brighton, MN <br /> <br />RRIIOn" <br /> <br />ENGINEERING TESTING <br /> <br />~l-" -. 51'-9 <br />lOCATION: <br /> <br />See Attached Sketch <br /> <br />DATE: 3-12-86 <br />Tests <br /> <br />ISCA LE: 1"=4 I <br />CK Notes <br /> <br />DescrIption of N\::Jtertals <br />(ASTM D2488) <br />Fill, CLAYEY SAND, mostly hne <br />to medium grained, brown, moist <br /> <br />Fill, SILTY CLAY, slightly <br />organic, black, a tr.ace of <br />roots, wet <br /> <br />SM <br /> <br />Fill, SILTY SAND, mostly fine <br />to medium grained, dark gray, <br />waterbearing <br /> <br />PT <br /> <br />PEAT, slightly fibrous, black, <br />wet <br /> <br />(Swamp Deposit) <br /> <br />POORLY GRADED SAND, mostly fine <br />to medium grained, dark gray, <br />waterbearing, medium dense <br />(Glacial Outwash) <br /> <br />CLAYEY SAND, mostly fine grained <br />a trace of gravel, dark gray J <br />wpr mpcli 11m (Glacial Ti 11 ) <br />Water ievel doWn 24 t with 30 I <br />of hollow-stern auger in the <br />ground. <br />* <br /> <br />BPF WL <br /> <br />I- <br />8 <br />- <br /> <br />- <br /> <br />5 <br />- <br /> <br />r-L <br /> <br />- <br /> <br />..2- <br /> <br />- <br /> <br />9 <br />- <br /> <br />I--- <br />5 <br />I--- <br /> <br />I--- <br />~ <br /> <br />- <br /> <br />~ <br /> <br />r--- <br />10 <br /> <br />- <br /> <br />Bench )'.:!ark: Inter- <br />section of centerlines <br />of 14th St. N.E. and <br />1st Ave. N.W. <br />~ssumed elevation = <br />100.0 ft. <br /> <br />*Water level down 19' <br />1 day later with 30' <br />of hollow-stem auger <br />in the ground. <br /> <br />Water level not encoun- <br />tered to cave-in depth <br />of 11' innnediately . <br />after withdrawal of <br />auger. <br /> <br />Water level do\~ 6.5' <br />8 hours after cop.~le- <br />tion of boring. <br /> <br />Boring backfilled prior <br />to leaving the site. <br />