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ff <br /> x y ` <br /> NMI <br /> Environmental LOG OF BORING NO. B-2 PAGE _L ofd <br /> Science & PROJECT NO:02-531-001 <br /> Engineering, Inc. OATE:5/14/90 <br /> DELTA TRUCK SALES <br /> 597 Center Avenue, Suite 350 CLIENT. REE. ELEV. <br /> Martinez. California 94553 SITE LOCATION-STOCKTON, CA METHOD:HOLLOW-STEM <br /> 415-372-3637 AUGER <br /> BORING LOCATION:AROUND UNDERGROUND <br /> STORAGE TANKS <br /> Q W �o HOLE DIA 7 INCHES O <br /> S t� L w N P DRILLER.GRECC DRILLING 1 0 <br /> a¢0 3 z a- BIL LOGGED BY:PAUL GRAFF <br /> oco 4 (n a Q a SUPERVISOR:SUE WICKHAM, RO-3851 =,z <br /> F " DESCRIPTION <br /> i <br /> ASPHALT, and base coarse gravel <br /> • � V <br /> CL CLAY, black, mcderately, stiff, no odor {,y <br /> 0 <br /> ML <br /> 5 <br /> 12 6 RING O SANDY SIL=, medium-brown. fog?se, no tdor, yoorly graded, very <br /> F 5 FT fine grained <br /> E <br /> D <br /> 10- <br /> RINµ 16 5 10 Frr ML SANDY SILT, as above, oo odor <br /> 0 <br /> ► G, <br /> D <br /> 1S <br /> 12 46 RING O Q <br /> 15 ML SANDY SILT, as above, maybe morn fires, slight odor <br /> 0 <br /> Q <br /> FT <br /> � <br /> t' 20 15 23 RING ML SILT, as above, more fines, slight odor <br /> f� <br /> TOTAL DEPTH=20 FEET <br /> --._—.._-- __-- __-Boring-back-filled with-3/8'-bentonite-hole-plug-to-surface------ ------- ------ - ---------- <br /> is <br /> COMMENTS: <br /> Sampling Intervol <br /> rr+ Sample sent to laboratory for analysis <br />