Seismic refraction survey is used to determine:
A. Earthquake risk zones
B. Depth and type of subsurface layers
C. Soil color
D. Chemical composition
Answer: Option B
Solution (By Examveda Team)
Seismic refraction uses wave velocities to determine subsurface layer depths and properties, helpful in foundation design.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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