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BORING NO.: SB-27 SHEET 1 OF 3 <br /> ::: <br /> PROJECT: USCan-Welty Road <br /> Fro;r;Scieo6e to SOluliof;s <br /> LOCATION: Vernalis,San Joaquin County,California <br /> COORDINATES: Y 37.6297485381,X -121.287513318 PROJECT NO.: 180965.00.10335.8131.130 <br /> SURFACE ELEVATION: NA DATUM: MSL LOGGED BY: Sean Gehlke <br /> CL W ❑ E 1--[L uj IL � a p zw o m GEOLOGIC COMPLETION <br /> CL "' a s J w } J Z 8-1 O DESCRIPTION DETAIL <br /> ❑ ZUZ U) Z ~ m w (SU) <br /> Q o - <br /> HA SILT with sand (ML): about 75%F 25%S brown <br /> (10YR 4/3);moist;soft;no odor. <br /> 100 <br /> 0.6 <br /> 0.5 <br /> 5 SB-27- <br /> 5' <br /> 0.5 <br /> 0.5 DP As above:medium stiff;moist;no odor. <br /> 75 <br /> 10- <br /> 0.4 DP As above:dry;stiff;minor gravels;no odor. <br /> 60 <br /> 15 SILTY GRAVEL (GM): about 25%F 15%S 60%G; <br /> ° light brown(7.5YR 6/3);dry;loose;no odor. <br /> 0.1 DP <br /> 50 ° ° <br /> o ° <br /> 0 <br /> 20 0.4 DP ° ° SANDY SILT(ML):about 70%F 30%S dark yellowish <br /> o brown(10YR 4/4);damp;stiff;no odor. <br /> M 90 <br /> Z <br /> Z <br /> w <br /> a <br /> c� <br /> O <br /> J <br /> a <br /> 0.2 DP <br /> N <br /> W <br /> Z <br /> Q <br /> DRILLING CONTRACTOR: RSI REMARKS: Hand cleared to 8 feet bgs. Prepacked well screen set from 55 to 60 feet bgs. Second <br /> o DRILLING METHOD: Direct Push groundwater zone observed at 52.5 feet bgs. <br /> Z <br /> Z <br /> w DRILLING EQUIPMENT: Geoprobe 6620 DT <br /> a <br /> °o DRILLING STARTED: 8/15/08 1 ENDED: 8/18/08 <br /> J <br />