What is the main limitation of wash boring?
A. High cost
B. Not suitable for soft soils
C. Difficulty in advancing in hard strata
D. Produces disturbed samples
Answer: Option C
Solution (By Examveda Team)
Wash boring is not effective in hard or boulder-rich formations because the water jet cannot penetrate rock easily.It is mostly used in soft to medium soils.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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