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QqEEDD <br />LOG OF BORING MW -5B <br />E"vi ro n m oe n to ! <br />(Page 2 of 3) <br />Huntbrook Holdings LLC <br />Date Started/Completed 4-28-15/4-29-15 Drill Rig : CME -75 LAR <br />3138 East Main Street <br />Hole Diameter :8.25 -in. Logged By : M. Berrington, PG #7124 <br />Stockton, CA <br />Drilling Method : Hollow stem auger Survey By Morrow Surveying <br />Sampling Method : 2.25-in.x18-in. split spoon Northing/Easting Coord: 2170894.9/6347093.2 <br />Installation of MW -5, MW -56 and MW -613. <br />and Soil Borings RDM-3 thru RDM-5 <br />Drilling Company/Driller: All Well Abandon./J. Ceja Casing Elev. : 27.65 <br />Sample Interval <br />Sampler Type <br />Lab Sample <br />SS Split Spoon <br />0 Int. Sampled <br />ST Shelby Tube <br />m <br />® Lost <br />PS Piston Sampler <br />Well: <br />MW-5 <br />B <br />La) <br />U <br />S <br />Surf. <br />= <br />AL Clear Acetate <br />Q <br />a <br />0 <br />Elev. <br />0 <br />28.14 <br />? � <br />DESCRIPTION <br />9 <br />Lab No. <br />m <br />cn <br />40---12 <br />WELL CONSTRUCTION <br />Date Compl. : 4-29-15 <br />Hole Diameter :8.25 in. <br />Drill. Method : HSA <br />WELL CASING <br />Material : Sch. 40 PVC <br />45---17 <br />Diameter :2 -in. <br />Joints : flush -thread <br />WELL SCREEN <br />Material : Sch. 40 PVC <br />Diameter :2 -in. <br />Joints : flush -thread <br />Slot Spacing : 0.010 -in. <br />50---22 <br />SAND PACK : No. 2/12 Sand <br />TRANSITION : Cetco 3/8 -in. Coated <br />Bentonite Tablets <br />ANULAR SEAL : Neat Cement <br />SURFACE :8 -in. dia. <br />55 <br />COMPLETION steel well box <br />27 <br />Notes: <br />San Joaquin Co EHD Permit #71862 <br />City of Stockton Encroachment Permit <br />60---32 <br />#77629 <br />First encountered groundwater at approx. <br />50 to 55 ft. bgs. <br />Depth to groundwater 50.52 ft. btc. on <br />6/1/15 <br />65---37 <br />SILT WITH SAND: 80% silt, 15% fine <br />ML <br />grained sand, 5% clay; dark <br />yellowish brown (10YR/4/6), low <br />plasticity, hard, moist to wet <br />CLAYEY SILT/SILTY CLAY: 55% <br />silt, 45% clay, 5% fine grained <br />70 <br />-4P <br />L -C <br />sand; dark yellowish brown <br />0 <br />(10YR/4/6), low plasticity, hard, <br />moist <br />SILTY SAND: 60% fine-grained <br />sand, 40% silt; olive brown <br />(2.5Y/4/3), very dense, saturated <br />75---47 <br />0 <br />SM <br />80-1"` <br />``` <br />80 <br />