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DATE DRILLED 10-11-94 LOGGED BY TOM LUTTERMAN REVIEWED BY GREG P STAHL RG NO 5023
<br /> DRILLING COMPANY SPECTRUM EXPLORATION DRILLER DAVID SUMP METHOD HOLLOW STEM AUGER
<br /> ORE HOLE DIAMETER 8 INCHES DEPTH DRLLED 30 FEET DEPTH TO WATER INITIAL -17 FEET STATIC 16 5 FEET
<br /> ING TYPE PVC F480 DIAMETER 2 INCHES SCHEDULE 40 INTERVAL 0 FEET TO 8 FEET
<br /> ' SCREEN TYPE PVC F480 DIAMETER 2 INCHES SLOT SIZE 0 024-INCH INTERVAL 8 FEET TO 28 FEET
<br /> FILTER PACK TYPE RMC LONESTAR #2/12 SAND INTERVAL 6 5 FEET TO 28 FEET
<br /> SURFACE SEAL TYPE NEAT CEMENT OVER BENTONITE INTERVAL 0 FEET TO 65 FEET
<br /> ' COMMENTS
<br /> R I D Sample a Depth USCS Description Well
<br /> No m p Code Const
<br /> SP-SM ASPHALT (0 3 FEET)
<br /> 2 POORLY GRADED SAND WITH SILT, 907 F-M SAND, SA-SR, PRLY GRDD, DNS, v v
<br /> 107. FNS, MODERATE YLLW-BRN, NPO, N ORGANICS, DRY, M CEMENTATION,
<br /> HOMO v v
<br /> 4
<br /> ' 13
<br /> 0 24 6
<br /> 25
<br /> WELL GRADED SAND, 95% F-C SAND, SA-SR, W GRDD M DNS, <57. FNS,
<br /> 8 PALE YLLW-BRN, NPO, N ORGANICS, MST, WEAK CEMENTATION, HOMO
<br /> 1 MW1- 6 10
<br /> o 10 5' 11 Sw
<br /> 11
<br /> ' 12CLAYEY SAND, -70% F--M SAND, PRLY GRDD, M DNS, ^-30% FNS, N DLTNCY,
<br /> L TGHNSS, M PLST, MODERATE YLLW-BRN, NPO, N ORGANICS, MST,
<br /> WEAK CEMENTATION, HOMO
<br /> 14 SC LEAN CLAY, <15% F-M SAND, PRLY GRDD, >85% FNS, H DRY STRNGTH,
<br /> MW1- 11 N DLTNCY, M TGHNSS, M PLST, STIFF, MODERATE YLLW-BRN, NPO,
<br /> 0 160, 4 1 fi CL N ORGANICS MST-WET WEAK CEMENTATION HOMO
<br /> POORLY GRADED SAND WITH SILT, -90% F-M SAND, SA-SR, PRLY GRDD,
<br /> 18 - M DNS, -10% FNS. MODERATE YLLW-BRN, NPO, N ORGANICS, WET, WEAK
<br /> CEMENTATION, HOMO
<br /> 0 8 20
<br /> SP-SM
<br /> 12
<br /> 22 SILTY SAND, 70% F-M SAND, SA-SR, PRLY GRDD, LS, 307. FNS, MODERATE
<br /> YLLW-BRN, NPO, N ORGANICS, WET, WEAK CEMENTATION, HOMO
<br /> 24
<br /> 5
<br /> 0 5 26
<br /> a
<br /> SM \
<br /> 28
<br /> l
<br /> + 30 AKOI-C��'
<br /> 4
<br /> 32 TOTAL DEPTH SAMPLED = 31 5 FEET .,s I
<br /> r
<br /> 34
<br /> .�
<br /> 1.
<br /> 38
<br /> 40
<br /> LOG OF BORING MW-1
<br /> MANTECA UNIFIED SCHOOL DISTRICT
<br /> It��t�rt
<br /> 2901 EAST LOUISE AVENUE
<br /> PROJECT: 150107.01 LATHROP, CALIFORNIA
<br />
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