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WHF Environmer -,I Consultants, Inc. P.O. Box 6729, Mo, -sto, CA 95355-6729 <br /> a9'RATIGRAPHIC SECIfON <br /> • Client: MANTECA UNIFIED SCHOOL DISTRICT Page: 1 of 1 <br /> Location: 2901 E. LOUISE AVE., LATHROP, CA Contractor: SEMCO <br /> Project : Project #: Elevation: <br /> Date Started: 7/7/93 Date Completed: 7/7/93 <br /> Total Depth: 23 FEET Water Depth: 16 FEET Logged By: L. SMITH Reviewed: <br /> DEPTH SMPL. BLOW PID IN UCLA(FEET) <br /> (FEET) INT. COON P.P.M. LITHOLOGY euw LITHOLOGGIC DESCRIPTION REMARKS <br /> GPT _ 2 d SA %&AWEL GRADE FILL <br /> ;►Etr SP <br /> OL 2.0 - 5.5' SOL HORI&, ORGANIC, caliche <br /> har pan at <br /> SP 5.5 - 8.0' SANS, sl. Silty, m d. drk.-brn.; poorly <br /> sorted; pre med.fcrs.-gr d ; compact, <br /> �?k I. moist, v. micaceous, sl. organic; no <br /> SIC odor. <br /> >' i .. <br /> Sw 8.0 - 12.5' $AND; cross-bedded; me� yell.-brn. <br /> 4 * (dries t/o 1 . ray); ruoed. med crs.-grnd. <br /> Qo sub- n .loose, cls teddgrai �sngularl <br /> ' rYY e <br /> strong �i odor from 12- 12. very irre . <br /> upper contact. <br /> ML 12.5 - 15.5 SILT; v. Clayey, v. sandy (vf-grnd,), <br /> yell.-brn. vy/ It. Med. b ye-gray rrottlm ; <br /> pd. pl st) , mo)s w Ite V. <br /> ca c. vo� <br /> fi�l)ngs �' urb v. crs. tz..san ; Water <br /> an�cnexc aon pit), corner o� orlglna Table <br /> MH 15.5 - 20.0' SILT; v. clayey, sl. sandy , drk. brn., <br /> party cemented, ought, m)cacoeus. <br /> SM 20.0 - 22.0AND;gl. silty, f.-grnd.; t�(ue-gray; <br /> we sorte , party cementsa in places. <br /> SM 22.0 - 23.0 SAND; me�. to crs -gf,nd„ silty drk. <br /> yell.-brn., preg. fair y ht; shale <br /> rags., m)caceou ; pyr te, 9 )gn., calc. <br /> Max. Pit Depth = 23 ft. fillings, saturate mo mo�. H odor. <br />