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== BORING NO.: SB-28 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 37.7757233695,X -121.520419139 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 DESCRIPTION DETAIL <br /> ❑ ZUZ U) Z ~ m Lu (SU) <br /> Q o - <br /> HA Lean Clay (CL): about 85%F 15%S dark brown <br /> (7.5YR 3/1);moist. <br /> 100 <br /> 0.3 <br /> 0.6 Lean Clay (CL): about 80%F 20%S brown (2.5Y <br /> 5 SB-28 <br /> 4/4);moist;no hydrocarbon odor;some caliche. <br /> - <br /> 5' <br /> 1.5 <br /> SB-28 1 6.65 feet bgs <br /> 0.6 DP Sandy Lean Clay(CL): brown (2.5Y 4/4); saturated; 8 feet bgs <br /> low plasticity. <br /> SB-28- 75 <br /> 9' <br /> 10 Poorly Graded Sand with Fines (SP): brown (2.5Y <br /> 4/4);saturated;no hydrocarbon odor. <br /> 1.2 DP <br /> 50 Sandy Lean Clay(CL): about 65%F 35%S yellowish <br /> brown(2.5Y 4/4);saturated;low to medium plasticity; <br /> dark brown mottling;caliche(-5%). <br /> 15- <br /> 2.8 DP <br /> 100 As above;6-inch lens of well graded sand. <br /> o Lean Clay with Sand (CL): about 80%F 20%S <br /> yellowish brown (2.5Y 4/4); moist; firm; medium <br /> IZZ <br /> plasticity. <br /> 0 <br /> c� <br /> 0 20 2.1 DP <br /> Z <br /> 100 <br /> c� <br /> 0 <br /> J <br /> a <br /> c� <br /> 0 <br /> LU <br /> nBoring terminated at 24 feet bgs <br /> LU <br /> 0 <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: 4/1/08 ENDED: 4/1/08 <br /> J <br />