What is the primary concern when constructing tunnels in schist rock?
A. Lack of minerals
B. Presence of fossils
C. Presence of foliation planes
D. High hardness
Answer: Option C
A. Lack of minerals
B. Presence of fossils
C. Presence of foliation planes
D. High hardness
Answer: Option C
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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