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i <br /> Advanced BORING LOO <br /> GeOEnvironmentai Inca <br /> � BOREHOLE NO.: MyV7 <br /> 837 Shaw Road, Stockton, CA 95215 <br /> TOTAL DEPTH: 1 <br /> (209)467-1006 FAX: 209 467-'1118 EP <br /> ( ) 3� <br /> 4 Project: Manteca City Corporation Yard Drilling Co.: Mitchell Drilling Environmental <br /> Site Location: 210 East Wetmore Street Rig/Auger Type: CME 75HT - 8" Hollow Stern Auger <br /> Manteca, California Logged By: Brian W.Millman <br /> Reviewed By: Nuel Henderson <br /> Project No.: AGE-NC-99-0637 Date(s) Drilled: 28 January 2002 <br /> Notes: sz Water level during drilling Page 1 of 1 <br /> :nr Water level in completed well <br /> Depth Sample Blows , PID Soil USCS Class and Well Well <br /> ID (per 67) I(ppm) Symbol Soil Description Completion Description <br /> Q I Well cover cristy box <br /> Cement grout seal from + <br /> .5'to 6'bsg. <br /> -5 <br /> 1 <br /> MW7-5 518110 0 SP:Light brown,dry to damp,POORLY GRADED SAND;fine sand,<5%fines,100%recovery,no <br /> Bentonite seal from 6' <br /> hydrocarbon(HC)odor. to 8' bsg. <br /> MW7-10 7/11/14 0 SP:Tan,dry,POORLY GRADED SAND;fine sand, <br /> J <5%fines, 100%recovery,no HC odor. s <br /> � 1#3 sand from$'to 30' <br /> bsg. <br /> -15 MW7-15 8/12116 0 <br /> SP:Tan,dry,POORLY GRADED SAND;fine sand, <br /> <5%fines,50%recovery,no HC odor. <br /> �y <br /> ML:Gray to brown,damp,SILTY CLAY;40%fine <br /> sand,50%recovery,no HC odor. <br /> k _ <br /> MW7-20 9/14/27 0 __ ML:Gray to brown,damp,SILTY CLAY;40%fine Screened interval from <br /> sand,50%recovery,no HC odor. 10'to 30'bsg. <br /> SP:White to tan,saturated,POORLY GRADED <br /> SAND;fine to medium sand,<5%fines,50%recovery 18"Boring diameter <br /> no HC odor. <br /> 251 <br /> MW7-25 7/17124 0 SP:White to tan,saturated,POORLY GRADED 2"Casing diameter <br /> SAND;fine to medium sand,<5%fines,50%recovery, <br /> *— no HC odor. <br /> .020 siot size <br /> CL:Gray,saturated,SILTY CLAY;66%recovery,no <br /> HC odor. <br /> �I <br /> 30 MW7-30 6115135 0 o Cap at 30'. i <br /> CL:Gray to brown,saturated,SILTY CLAY;50/o <br /> recovery,no HC odor. <br /> SM:Blue green,very moist to saturated,SILTY SAND; <br /> fine sand,35%silt,no HC odor. <br /> h <br />