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1 <br /> SECOR <br />' twerriat'f"d lne tui <br /> Logged By Dates Dnlled Drnthng Contractor Project Name Method/Equipment Bonng Number <br /> 4/26/01 CASCADE CHEVRON #92396 SPLIT SPOON <br /> EG 4/26/01 DRILLING ACAMPO,CA HSA SB-2 <br />' See Legend to Logs for Bonng Surface Groundwater Depth(ft) Total Drive Drop <br /> sampling method Diam.(in) Elev(ft) $� 70 FIRST Depth(ft) wt(lbs) Dist(in) <br /> classifications and laboratory 8 NIA 790 280 30 <br /> testis methods <br />' u <br /> Well 3 <br /> .:S C4 Descnp[ion o <br /> Construction ° ° <br /> GROUT 21 SANDY SILT(ML) brown(7 5YR4/3),fine-to medium-grained O <br />' 19 sand,medium dense,slightly moist,no odor(0,45,50,5) <br /> 18 <br /> fill1 <br /> 55 15 SAND(SP) brown(7 5YR4/3),medium-grained.loose,moist,poorly O <br />' 17 graded,no odor(0,100,0,0) <br /> 24 <br /> . 14 SAND(SP).brown Q SYR48),medium-grained,loose.Moist,poorly 0 <br />' 15 -'. graded,4o odor(0,100.0,0) <br /> 17 <br /> 65— 15 SAND(SP/SM);btiown(7SYR5121 oath silt,fine-gramed,loose, 0 SB-2 <br />' 17 ; moist,poorly graded,no odor(0,90,10,0) 4@65' <br /> 17 <br /> 1 <br />' 70 17 SAND(SP).dark gray(7 5YR4/1),medium grained,loose,wet, 0 <br /> 20 poorly graded,no odor(0,100,0,0) <br /> 23 <br />' The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or samples <br /> obtained during dnlhng Predominant material types shown on the log may contain different materials and the change from one <br /> predominant material type to another could be different than indicated Descriptions on flus log apply only at the specific location at the <br /> time of dnlluig and may not be representative of subsurface conditions at other locations or times <br /> Project No 077 43485 170 Date 7/11/01 DM Log Of Boring <br />' 92396B2.OPj Approved by <br /> Loo of BOREHOLE (sheet 3 of 4) <br /> 1 <br />