Which type of boring is best suited for obtaining undisturbed samples?
A. Wash boring
B. Auger boring
C. Rotary drilling with core barrel
D. Percussion drilling
Answer: Option C
Solution (By Examveda Team)
Rotary drilling with a core barrel enables the retrieval of undisturbed samples of rock and sometimes stiff soils, ideal for strength tests.This Question Belongs to Geological Engineering >> Site Investigation And Geotechnical Exploration
What is the primary objective of site investigation in geotechnical engineering?
A. Cost estimation
B. Material procurement
C. Determination of soil and rock properties
D. Project scheduling
Which of the following is a non-invasive geophysical method?
A. Cone penetration test
B. Standard penetration test
C. Electrical resistivity method
D. Test pit excavation
The standard penetration test (SPT) measures:
A. Soil shear strength
B. Soil permeability
C. Soil density
D. Soil resistance to penetration
What does a borehole log provide?
A. List of equipment used
B. Weather data
C. Subsurface profile and material description
D. Project cost
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