Computer · Geotechnical Investigation
The primary objective of drilling exploratory boreholes during subsurface geotechnical investigations is to:
- 1Install artificial subsoil drainage conduits
- 2Chemically stabilize and improve in-situ soil strength
- 3Artificially recharge or elevate the static groundwater level
- 4Obtain representative soil samples and map the subsurface lithological profile✓
Correct answer
Obtain representative soil samples and map the subsurface lithological profile
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