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d
m
epth
Once the Line has been located, the depth can then be found. Refer to the figure below for a reference.
Start by moving the r
and find a NULL between the PEAK ghost signals. Mark this point (A). Then move the r
the path in front of the Sonde and find another NULL. Mark this point (B). Next, measure the distance
between these two points. The depth of the pipe is 0.7 times the distance between the two points.
24
SERIES
C
easurement of
amera
along the path behind the Sonde with the antenna in line with the Sonde
eCeIver
D
istance between
NULL
GHOST
A A
h
s
ead or
onde
a
b
0.7
anD
times
equals Depth of sonDe
PEAK
eCeIver
.
NULL
GHOST
B B
along
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