The excavation of a site in saturated clay soil requires special attention due to:
A. Rapid drying
B. Sudden collapse
C. High permeability
D. Color change
Answer: Option B
Solution (By Examveda Team)
Saturated clays may undergo loss of strength and stability during excavation, causing sudden collapse or flow-type failures.This Question Belongs to Geological Engineering >> Engineering Geology For Construction
What is the most important geological consideration before constructing a dam?
A. Soil fertility
B. Rock type and structure
C. Surface vegetation
D. Proximity to roads
Which test is commonly used to determine rock strength for construction suitability?
A. Permeability test
B. Schmidt hammer test
C. Sieve analysis
D. Vane shear test
What geological structure is most hazardous for tunnel construction?
A. Horizontal bedding
B. Fault zone
C. Anticline fold
D. Massive granite
The unconfined compressive strength of a rock is a measure of its:
A. Tensile strength
B. Load-bearing capacity without lateral support
C. Weathering rate
D. Porosity
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