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Advanced BORING LOG
<br /> GeoEnvironmental, Inc.
<br /> ��.'�•� BOREHOLE NO.: B5
<br /> 837 Shaw Road, Stockton, CA 95215
<br /> (209)467-1006 FAX: (209)467-1118 TOTAL DEPTH: 47 feet
<br /> Project: Bob's Muffler Shop Drilling Co.: Enviroprobe
<br /> Site Location: 466 Moffat Boulevard Rig/Auger Type: Geoprobe 5400
<br /> Manteca, California Logged By: Daniel W. Kalmbach
<br /> Reviewed By: Calvin F Lee
<br /> Project No.: AGE-NC-98-0520
<br /> Date(s) Drilled: OS January 2004
<br /> Notes: Groundwater sample screened 15'to 25'bsg sz Water level during drilling Page 1 of 2
<br /> tGround water sample screened 43'to 47'bsg = Water level in completed well
<br /> Sample Blows PID Soil USCS Class and
<br /> Depth ID (per 6") (ppm) Symbol _ Soil Description
<br /> a
<br /> -5 0
<br /> _____: SM: Brown,SAND with silt,dry to damp,fine grain size,well graded,no hydrocarbon
<br /> (HC)odor.
<br /> ' -10 B5-10' 0
<br /> SW: Tan and white,SAND,damp,medium to coarse grain size,well graded,grains
<br /> majority white mineral(qtz,fldspr)angular to sub-angular,no HC odor.
<br /> '
<br /> 15— 135-15' 0
<br /> Q;-;.;C SW:Tan and white,SAND,damp,medium to coarse grain size,well graded,grains
<br /> i majority white mineral(qtz,fldspr)angular to sub-angular,no HC odor.
<br /> ' ML: Brown,SILT with clay,damp,low toughness,slight plasticity,no HC odor.
<br /> 135-20' 0 — — ML-CL: Gray-brown,SILT with intermitent CLAY lenses,damp-moist,clay is gray,with
<br /> ' low toughness and plasticity,no HC odor.
<br /> i
<br /> -2 5� 85-25' 0 _ • ML-CL: Gray-brown,SILT with intermitent CLAY lenses,damp-moist,clay is gray,with
<br /> low toughness and plasticity,no HC odor.
<br /> SM: Gray SAND with silt(--10%),saturated,fine to medium grain size,slight plasticity,
<br /> grayish-brown mottling also present,no HC odor.
<br /> 1 -30--
<br /> BS-30' S ML: Gray,SILT with clay,verymoist,low plasticity,no HC odor.
<br /> 1 •
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