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Monta Brothers Boring Dia B' <br /> 814 E Charter Way LOG OF BORING MW-7 Tot Depth 40' <br /> Stockton,CA Casing Depth 40' <br /> Project No 724 2 (Page 1 of 2) 9 <br /> Casin Dia 2 <br /> Date 11/20100 Screen interval 25-40 <br /> G —F Drilling Method HSA Slot Size 0 01' <br /> e gwa Driller V&W Drilling Filter Pack 23-40 <br /> Z-cfmics Logged By J Angulo Annular Seal 21-23 <br />' Grout 0-21' <br /> Inc. Water Depth <br />' c Well MW-7 <br /> U <br /> Depth Lab Time U = 0VM Elev <br /> Feet Sample o DESCRIPTION (ppm) <br /> Cover <br /> 0 <br /> 5 <br /> 13 12 g SILT-very fine sand brown moist ML 0 <br /> 8 <br /> 10 - <br /> 1321 <br /> 01321 14 CLAY-brown slightly moist CL 0 <br /> 0-4 <br /> 15 <br /> 13 30 o SAND-fine brown slightly moist SM o <br /> 10 <br />' 20 <br /> SAND-fine to very coarse pebbles to 5mm brown, <br /> 1338 8 slightly moist SM 0 <br /> O <br /> N <br />' O <br /> 25 - <br /> 6 <br /> SILT-light brown slightly moist ML <br /> 1350 7 0 <br /> 8 SAND-fine to coarse brown slightly moist,black stains LLL SM <br /> (no odor) <br /> a <br /> 0 <br /> 0 <br /> N <br /> Q <br /> N <br /> 30 <br />