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PROJECT NO. CS18344-125
<br />PROJECT NAME HITCH RACK RANCH
<br />BORING NUMBER
<br />B-4
<br />TOP OF HOLE ELEVATION
<br />DEPTH OF GROUND WATER
<br />DIRECTION OF HOLE
<br />TEST HOLE TOTAL DEPTH
<br />DRILLING START AND END DATE
<br />LOGGED BY:
<br />200
<br />DRILLING CONTRACTOR
<br />DRILLER
<br />DRILL TYPE
<br />DRILL METHOD
<br />DEPTH
<br />RUN
<br />TIME
<br />CORE
<br />LENGTH
<br />CORE
<br />RECOVERY
<br />ROD
<br />(%)
<br />LOG
<br />DESCRIPTION
<br />JOINTS .
<br />(INCHES)
<br />(%)
<br />+
<br />100'-122'
<br />,__
<br />+
<br />GRANITE, REDDISH BROWN, VERY
<br />MEDIUM TO COARSE GRAINED,
<br />24
<br />100
<br />0
<br />HARD, MEDIUM TO COARSE
<br />MODERATELY FRACTURED, CLOSED
<br />_
<br />GRAINED, ORTHOCLASE, QUARTZ,
<br />BEDDING JOINTS, CLOSED VERTICAL
<br />105+
<br />—
<br />- +
<br />+
<br />PLAGIOCLASE, BIOTITE, MINOR
<br />BIOTITE
<br />JOINT AT 102', SLIGHTLY
<br />WEATHERED ALONG OPEN JOINTS
<br />0
<br />0
<br />0
<br />100'-122'
<br />— 110
<br />- +
<br />+
<br />MEDIUM TO COARSE GRAINED,
<br />MODERATELY FRACTURED, CLOSED
<br />NO RECOVERY FROM 102-118'.
<br />BEDDING JOINTS, CLOSED VERTICAL
<br />0
<br />0
<br />0
<br />- +
<br />JOINT AT 102', SLIGHTLY
<br />- 115
<br />+
<br />WEATHERED ALONG OPEN JOINTS
<br />- +
<br />122'-124'
<br />_
<br />INTENSELY FRACTURED, HIGHLY
<br />72
<br />100
<br />0
<br />+
<br />WEATHERED, IRON STAINING ON
<br />- 10
<br />- +
<br />+
<br />OPEN JOINTS, CLAY INFILLING,
<br />CLOSED JOINT
<br />124'-128'
<br />-I-
<br />_
<br />72
<br />100
<br />0
<br />COARSE GRAINED, MODERATELY TO
<br />-125
<br />+
<br />HIGHLY FRACTURED, SLIGHTLY
<br />WEATHERED, CLOSED JOINTS AT 60
<br />—
<br />+
<br />DEGREES, INFILLED WITH CALCITE
<br />42.5
<br />95
<br />0
<br />+
<br />128`133'
<br />- 130
<br />- +
<br />MEDIUM TO COARSE GRAINED,
<br />INTENSELY FRACTURED, SLIGHTLY
<br />—
<br />+
<br />WEATHERED ALONG JOINTS
<br />23
<br />38
<br />10
<br />+
<br />NOT FULL RECOVERY
<br />-
<br />133'-141'
<br />135
<br />- +
<br />COARSE GRAINED, HIGHLY
<br />60
<br />100
<br />0
<br />+
<br />_ +
<br />FRACTURED CLOSED JOINTS,
<br />BEDDING JOINTS 45
<br />DEGREES ANDINTS, 0 DEGREES TO
<br />140
<br />BEDDING, SLIGHTLY WEATHERED.
<br />_
<br />+
<br />141'-148'
<br />49.5
<br />83
<br />0
<br />- +
<br />MEDIUM GRAINED, HIGHLY TO
<br />-
<br />INTENSELY FRACTURED, SLIGHTLY
<br />145
<br />+
<br />WEATHERED, OPOEN BEDDING
<br />—
<br />- +
<br />JOINTS, CLOSED VERTICAL JOINT AT
<br />54.5
<br />91
<br />0
<br />APPROXIMATELY 143', IRON
<br />GRANTITIC GNEISS, DARK GRAY AND
<br />REDDISH BROWN, FOLIATED, VERY
<br />STAINING.
<br />148'-151'
<br />1$0
<br />—
<br />HARD.
<br />HIGHLY FRACTURED, SLIGHTLY
<br />50.5
<br />84
<br />0
<br />WEATHERED, BOTH OPEN AND
<br />-
<br />CLOSED FOLIATION JOINTS AND 60
<br />155
<br />DEGREES TO BEDDING JOINTS
<br />_
<br />151'-153'
<br />54
<br />90
<br />0
<br />GRANTITIC GNEISS, FOLIATED,
<br />INTENSELY FRACTURED, HIGHLY
<br />- 160QUARTZ,
<br />BIOTITE, HORNEBLENDE,
<br />ORTHOCLASE
<br />WEATHERED, WEAK.
<br />151'-153'
<br />INTENSELY FRACTURED, HIGHLY
<br />57.5
<br />96
<br />0
<br />WEATHERED, WEAK
<br />+
<br />-
<br />153'-155'
<br />165
<br />- +
<br />HIGHLY FRACTURED, SLIGHTLY
<br />—
<br />+
<br />WEATHERED, OPEN BEDDING
<br />54
<br />90-
<br />0
<br />+
<br />GRANITE, REDDISH BROWN, VERY
<br />HARD, MEDIUM TO COARSE
<br />JOINTS, CLOSED JOINT 60 DEGREES
<br />TO BEDDING
<br />170
<br />- +
<br />GRAINED, QUARTZ, ORTHOCLASE,
<br />155-158'
<br />—
<br />+
<br />PLAGIOCLASE, BIOTITE, MINOR
<br />INTENSELY FRACTURED,
<br />-175
<br />60
<br />100
<br />0
<br />+
<br />BIOTITE
<br />MODERATELY TO HIGHLY
<br />- +
<br />WEATHERED
<br />158'-163'
<br />—
<br />+
<br />HIGHLY FRACTURED, INTENSELY
<br />60
<br />100
<br />0
<br />+
<br />FRACTURED AT 161', MODERATELY
<br />- 180TO
<br />HIGHLY WEATHERED BEDDING
<br />+
<br />173'-178'
<br />JOINTS AND FOLIATION JOINTS,
<br />—
<br />+
<br />INTENSELY FRACTURED,
<br />OPEN CLOSED VERTICAL JOINT AT
<br />48
<br />100
<br />0
<br />+
<br />MODERATELY TO HIGHLY
<br />162'-163'.
<br />_
<br />WEATHERED, OPEN BEDDING
<br />163'-168'
<br />1�5
<br />+
<br />- -I-
<br />JOINTS, OPEN VERTICAL JOINT
<br />178'-198'
<br />INTESNELY FRACTURED,
<br />MODERATELY WEATHERED, HIGHLY
<br />96
<br />100
<br />0
<br />COARSE GRAINED, INTENSELY
<br />WEATHERED AT 168', OPEN
<br />_ 190+
<br />- +
<br />FRACTURED, OPEN VERTICAL
<br />JOINTS WITH WEATHERING TO CLAY
<br />VERTICAL JOINT AT 163'-365',
<br />BEDDING JOINTS AND 60 DEGREES
<br />-I-
<br />ALONG JOINTS, OPEN BEDDING
<br />TO BEDDING
<br />36
<br />100
<br />0
<br />JOINTS AND 60 DEGRESS TO
<br />BEDDING, SLIGHTLY WEATHERED,
<br />168,_173,
<br />- 195
<br />- +
<br />+
<br />MODERATELY WEATHERED ALONG
<br />OPEN JOINTS AT
<br />HIGHLY FRACTURED, SLIGHTLY
<br />WEATHERED, CLOSED VERTICLAL
<br />nnn
<br />60
<br />100
<br />0
<br />- +
<br />+
<br />186'-18T.
<br />JOINT 168'-169', OPEN BEDDING
<br />JOINTS, CLOSED 60 DEGREES TO
<br />RFnnItir, IC INTS
<br />FIG. 8
<br />
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