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== BORING NO.: SB-25 SHEET 1 OF 1 <br /> t--DG:99 <br /> MEEFr1I`® PROJECT: Mountain House Development Site#6 <br /> From Science to Solutions <br /> LOCATION: Mountain House,San Joaquin County,California <br /> COORDINATES: Y 37.7773366974,X -121.521026396 PROJECT NO.: 06-6102-00-6317-120 <br /> SURFACE ELEVATION: NA DATUM: NA LOGGED BY: Alejandra Hernandez <br /> W ❑ E > a p z w o m GEOLOGIC COMPLETION <br /> CL "' a s J w } J Z O �2 DESCRIPTION DETAIL <br /> ❑ >- <br /> <U) U) Z ~ m Lu (SU) <br /> Q o - <br /> HA Lean Clay (CL): about 85%F 15%S dark brown <br /> (10YR 3/3);moist;medium plasticity. <br /> 0.1 <br /> 0.1 Lean Clay with Sand(CL):about 75%F 25%S brown <br /> (10YR 3/3); moist; low plasticity; no hydrocarbon <br /> 5 SB-25- odor. <br /> 5' <br /> 8.3 SB-25 1 6.00 feet bgs <br /> 7.5 feet bgs <br /> 1.1 DP Sandy Lean Clay (CL): about 60%F 40%S brown <br /> (10YR 3/3); saturated; low plasticity; no hydrocarbon <br /> 75 odor. <br /> 10 <br /> Clayey Sand (SC): about 40%F 60%S brown (10YR <br /> DP 3/3); saturated; no hydrocarbon odor; poorly graded <br /> sands. <br /> 100 No recovery <br /> 1.2 Lean Clay (CL): about 80%F 20%S brown (2.5Y <br /> 5/4); firm; medium to high plasticity; no hydrocarbon <br /> 15 SB-25- odor. <br /> 15' <br /> 0.8 DP <br /> 100 <br /> o Lean Clay with Sand(CL):about 70%F 30%S brown <br /> (10YR 5/6); no hydrocarbon odor;well graded sands; <br /> IZZ <br /> 6-inch lens of well graded sand at 19.5'bgs. <br /> 0 <br /> c� <br /> Z 20 1.8 DP Well Graded Sand with Silt (SW-SM): about 15%F <br /> 85%S yellowish brown (10YR 5/6); saturated; no <br /> a 100 hydrocarbon odor;subrounded,coarse gravel(-1%). <br /> c� <br /> 0 <br /> J <br /> OJ <br /> O <br /> �I <br /> LU <br /> LU Boring terminated at 24 feet bgs <br /> LU <br /> u <br /> DRILLING CONTRACTOR: RSI REMARKS: Hand cleared to 8 feet bgs. Prepacked well screen installed from 7 to <br /> m DRILLING METHOD: Direct Push 12 feet bgs <br /> z <br /> z <br /> w DRILLING EQUIPMENT: Geoprobe 6620 DT <br /> a <br /> °o DRILLING STARTED: 3/31/08 1 ENDED: 3/31/08 <br /> J <br />