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PROJECT NO. CS18344-125
<br />Transit Mix Concrete Co.
<br />PROJECT NAME HITCH
<br />CONFIDENTIAL
<br />RACK RANCH
<br />BORING NUMBER 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 />CORE
<br />CORE
<br />ROD
<br />LOG
<br />DESCRIPTION
<br />JOINTS
<br />TIME
<br />LENGTH
<br />RECOVERY
<br />(%)
<br />(INCHES)
<br />(%)
<br />+
<br />0'-11.5'
<br />GRANITE, REDDISH BROWN, VERY
<br />+
<br />INTENSELY FRACTURED, HIGHLY
<br />31
<br />43
<br />0
<br />HARD, MEDIUM TO COARSE
<br />WEATHERED AND DECOMPOSED,
<br />5
<br />+
<br />GRAINED, ORTHOCLASE, QUARTZ,
<br />IRON STAINING.
<br />+ PLAGIOCLASE, BIOTITE, MINOR
<br />11,5'-21'
<br />+
<br />BIOTITE.
<br />INTENSELY FRACTURED,
<br />45
<br />75
<br />0
<br />MODERATELY TO HIGHLY
<br />10
<br />+
<br />WEATHERED, REDDISH BROWN,
<br />SLIGHT IRON STAINING ALONG
<br />+
<br />JOINTS.
<br />45
<br />75
<br />0
<br />+
<br />21'-2T
<br />15
<br />HIGHLY FRACTURED BEDDING
<br />+
<br />JOINTS AND 60 DEGREES TO
<br />BEDDING, MODERATELY
<br />18
<br />100
<br />0+
<br />+
<br />WEATHERED, SLICKENSIDE ALONG
<br />20
<br />JOINT AT APPROXIMATELY 25',
<br />CLOSED VERTICAL JOINT AT 28'-29',
<br />+
<br />CLOSED JOINT 60 DEGREES TO
<br />80.5
<br />100
<br />21
<br />+
<br />BEDDING, INFILLED WITH CALCITE.
<br />25
<br />+
<br />27'-45'
<br />INTENESLY FRACTURED, HIGHLY
<br />52.75
<br />60
<br />0
<br />WEATHERED TO DECOMPOSED,
<br />+
<br />30
<br />+
<br />IRON STAINING, HIGH
<br />DISCOLORATION.
<br />+
<br />45'-50'
<br />52.75
<br />60
<br />0
<br />+
<br />HIGHLY FRACTURED, SLIGHTLY
<br />WEATHERED, MINOR IRON STAINING
<br />35
<br />+
<br />ALONG JOINTS AND WEATHERING
<br />+
<br />TO CLAY.
<br />33.5
<br />93
<br />0
<br />+
<br />50'-53'
<br />INTENSELY FRACTURED, HIGLY
<br />40
<br />+
<br />WEATHERED,ROCK
<br />+
<br />DISCOLORATION, IRON STAINING.
<br />53
<br />93
<br />0
<br />+
<br />53'-61'
<br />45
<br />HIGHLY TO INTENSELY FRACTURED,
<br />+
<br />VERTICAL JOINT OPEN AT
<br />APPROXIMATELY 58', IRON STAINING
<br />60
<br />100
<br />0
<br />+
<br />ALONG JOINTS. WEATHERING TO
<br />+
<br />CLAY, MODERATELY TO HIGHLY
<br />50
<br />WEATHERED.
<br />+
<br />61'-68'
<br />60
<br />100
<br />0
<br />MEDIUM TO COARSE GRAINED, VERY
<br />+
<br />55
<br />MINOR AMOUNTS OF BIOTITE,
<br />+
<br />BEDDING JOINTS, MODERATELY TO
<br />+
<br />HIGHLY FRACTURED, SLIGHT
<br />60
<br />100
<br />0
<br />WEATHERING TO CLAY ALONG
<br />60
<br />+
<br />JOINTS, SLIGHTLY WEATHERED
<br />CLOSED VERTICAL JOINT AT
<br />+
<br />APPROXIMATELY 68'
<br />60
<br />100
<br />18
<br />+
<br />68'-72'
<br />65
<br />+
<br />INTENSELY FRACTURED, HIGHLY
<br />WEATHERED WITH IRON STAINING.
<br />+
<br />68'-72'
<br />60
<br />100
<br />16+
<br />INTENSELY FRACTURED, HIGHLY
<br />70
<br />WEATHERED WITH IRON STAINING.
<br />+
<br />72'-74'
<br />INTENSELY FRACTURED, HIGHLY
<br />+
<br />55.75
<br />93
<br />0
<br />WEATHERED TO DECOMPOSED,
<br />+
<br />75
<br />SLIGHT WEATHERING TO CLAY
<br />ALONG FRACTURES AND JOINTS.
<br />+
<br />55.75
<br />93
<br />10
<br />76'-78'+ HIGHLY TO INTENSELY FRACTURED,
<br />80+
<br />SLIGHTLY WEATHERED, SLIGHT
<br />81'-85'
<br />IRON STAINING ALONG JOINTS.
<br />7
<br />12
<br />0
<br />+
<br />NO RECOVERY
<br />78`94'
<br />+
<br />INTENSELY FRACTURED, HIGHLY
<br />85
<br />+
<br />WEATHERED TO DECOMPOSED,
<br />+
<br />SLIGHTLY WEATHERED TO CLAY,
<br />60
<br />100
<br />0
<br />BEDDING JOINTS AND 60 DEGREES
<br />+
<br />TO BEDDING.
<br />9O
<br />+
<br />94'-100'
<br />HIGHLY TO INTENSELY FRACTURED,
<br />48
<br />100
<br />0
<br />+
<br />HIGHLY WEATHERED TO
<br />95
<br />DECOMPOSED, BEDDING JOINTS
<br />+
<br />AND 60 DEGREES BEDDING, IRON
<br />+
<br />STAINING ALONG JOINTS, SLIGHT
<br />54
<br />75
<br />0
<br />+
<br />DISCOLORATION.
<br />FIG. 7
<br />
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