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DATE DRILLED 10-10-94 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 15 3 FEET
<br /> ING TYPE PVC F480 DIAMETER 2 INCHES SCHEDULE 40 INTERVAL 0 FEET TO 8 FEET
<br /> ISCREEN TYPE PVC F480 DIAMETER 2 INCHES SLOT SIZE 0 020-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 6 5 FEET
<br /> COMMENTS
<br /> ' Sample o Depth USCS Well
<br /> P I D No m p Code Descrlptlon Const
<br /> SP-SM ASPHALT (0 3 FEET)
<br /> 2 POORLY GRADED SAND WITH SILT, --90% F-M SAND, SA-SR, PRLY GRDD. M DNS v v
<br /> 10% FNS, MODERATE YLLW-BRN, NPO, N ORGANICS, DRY-MST, WEAK
<br /> CEMENTATION, HOMO v v
<br /> 4
<br /> 0 25
<br /> 24
<br /> 6
<br /> WELL GRADED SAND, 95% F-M-C SAND, SA-SR, W GRDD, M DNS, <5% FNS,
<br /> $ MODERATE BRN, NPO, N ORGANICS, DRY-MST, WEAK CEMENTATION, HOMO
<br /> MW2- 6 10 SW
<br /> 0 10 5' T 11
<br /> 12 - POORLY GRADED SAND WITH SILT, --90% F-M SAND, SA-SR, PRLY GRDD, DNS,
<br /> -•10% FNS, MODERATE BRN, NPO, N ORGANICS, MST-WET, WEAK
<br /> 14 CEMENTATION, HOMO
<br /> P-5
<br /> MW2- 11 __
<br /> 0 16 0' 4 16
<br /> SILTY SAND, -85% F-M SAND, SA-SR, PRLY GRDD, DNS, -257. FNS, MODERATE
<br /> 18 BRN, NPO, N ORGANICS, WET, WEAK CEMENTATION, HOMO
<br /> '
<br /> D 8 20 SM
<br /> 12
<br /> 22 CLAYEY SAND, -70% F-M SAND, SA-SR. PRLY GRDD, LS, -r30% FNS, N-S
<br /> DLTNCY, L TGHNSS, M PLST, MODERATE BRN. NPO, N ORGANICS, WET,
<br /> 24 WEAK CEMENTATION. HOMO
<br /> 0 s 26 Sc
<br /> 4
<br /> SILTY SAND, --75% F-M SAND, SA-SR, PRLY GRDD, M DNS, -25% FNS;
<br /> 28 MODERATE YLLW-BRN, NPO, N ORGANICS, WET, WEAK CEMENTATION, HOMO,
<br /> TRACE OF CLAY
<br /> 30 SM
<br /> 0 4
<br /> 32 TOTAL DEPTH SAMPLED = 31 5 FEETC-tlEGOPY P.
<br /> ti
<br /> 34 NO
<br /> s 5U23 3 .,
<br /> 36 l
<br /> 38
<br /> 40
<br /> AW AILWAIIIIIIII, LOG OF BORING MW-2
<br /> MANTECA UNIFIED SCHOOL DISTRICT
<br /> 2901 EAST LOUISE AVENUE
<br /> PROJECT: 150107.01 LATHROP, CALIFORNIA
<br /> r
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