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BORING LOG BORING NUMBER: -7 Page 1 of 8 Corral Hollow Landfill JOB NUMBER: 01203011.02 - San Joaquin County REMARKS: Soils togged from Mud Rotary cuttings.Multicolored refers to red, Tracy, California green,white,yellow,and black soil colors. Depth Sample Information o Completion Detail L o J Slip cap L cn v Description � m� � � � _ Surface completion n-2 Q c vi � consists of 3-foot tall, ami E m E 3 E U m 12 inch diameter v to 1 to Z m U U a �U U locking monument 0 0 box,painted yellow. ®• Redimix concrete •®.® 6 1 •t.• 5 •®.• GW ®® Fine and coarse gravel,little coarse sand,traces of 2 •w•• clay,dark grey,no odor. 3 10 GW :®• Fine gravel with some coarse sand,traces of clay, ® mostly grey with some multicolor grains,no odor. 4 15- 1 4"PVC solid casing SC Clayey coarse sand,some fine gravel,few mediumsch 40 5 sands,light brown and grey,no odor. ®® 6 !®.• 20 GW ►• Coarse sandy fine gravel,some medium sand,traces 2 ®'® of clay,dark grey,no odor. i 7 25 SW Fine gravelly coarse sand,some fine sand,trace 2 Portland cement ,.:.;,- 8 clay,mostly dark grey with some multicolor grains,no grout odor. 9 30 SW Fine gravelly coarse sand,some fine sand.traces of 3 clay,mostly dark grey with some multicolor grains,no 10 odor. 35 SW Fine gravelly coarse sand,some fine sand.traces of 3 11 clay,mostly dark grey,some multicolor grains,no odor. 12 40— a SW Coarse sand,some finpe gravel,few fine to medium sandsdark grey with multictraces of olored grains.ossible l'ight quartz,mostly 13 H O C7 ° 45 SC Clayey fine sand with coarse sand and fine gravel, 4 0 14 light brown to dark grey. a 15 50 or 0 U 0 Drilling Company: Martell Water Systems,Inc. Date Started: 6/30/03 ° Depth to Water: 315.0 r) Drilling Method: Mud Rotary Date Ended: 7/14/03 o Total Depth: 430.0' F Logged By: T.Sison Boring Diameter: 10"