Crosshole Testing - PowerPoint PPT Presentation
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Crosshole Testing
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Oscilloscope Crosshole Testing ASTM D 4428 Pump t Slope Inclinometer Slope Inclinometer Shear Wave Velocity: Vs = x/ t Downhole Hammer (Source) Velocity – PowerPoint PPT presentation
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Title: Crosshole Testing
1
Crosshole Testing
Oscilloscope
ASTM D 4428
Test Depth
Note Verticality of casing must be established
by slope inclinometers to correct distances ?x
with depth.
PVC-cased Borehole
PVC-cased Borehole
