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s az r � ,{ <br /> f <br /> BORING LOG <br /> Qieoloaical i rvice& b3c. <br /> Project: Escalon Packers <br /> Project Number: CV55-59E2-1.32 Drilling Co.: West Hazmat Ufa ling Date: 5/7/92 <br /> Field Geologist: Cherven Auger Type: 6'Hollow Stem Boring: SB-7 <br /> 11hri IE SAMPLE. ovEILOW GEtOUP SOIL DESCRIPTION <br /> (l'ee'r) rDEWnE1CA170N READING CtiIS. SYMBI» <br /> Cuttings:medium-brown silty very fine grained sand;very <br /> SC slight odor <br /> Light gray,dry silt;common oxidized mottling;very slight <br /> 10--. S137-10 14.0 62 MH odor <br /> 12'slightly clay�y gray silt;slight odor <br /> S137-15 0 24 SC Light gray-brown silty fine sand,very slight odor <br /> t <br /> 18 1/2'ariilling faster;recovering sand;fine-mediurn <br /> SP grained,rare pebbles,very slight odor <br /> 20 SB7-20 0 16 SP Fresh, loose,very coarse grained arkosic sand;fines <br /> 25 upward to light gray and brown oxidized,weathered silt at <br /> 20.5' <br /> At 21',drilling in thin gravel bed,pebbles to 3/4';at 22', <br /> sand in cuttings,drilling faster <br /> 15 Light brownish gray, reiative:y fresh,dantp,loose silt, <br /> S57-25 0 14 ML micaceous,rare to common iron oxide staining,no odor at <br /> 12 26',cuttings are balling and drilling slower;clayey silt <br /> 3 0 20 Light grayish brown clayey silt;soft;dry to slightly damp; <br /> SB7-30 0 18 MH slightly micaceous <br /> 25 Reddish,oxidized clayey silt at 30'to 30.5';coarsens <br /> downward to poorly sorted oxidized slightly micaceous <br /> medium sand to 30.8';from 30.8'-31.5',yellow-brown <br /> non-micaceouus,lease,soft silt;moist;no odor <br /> S. 2 Bottom of boring <br /> 40— No.3475 <br /> o!'cAl+F°� <br />