What type of geological formation is best avoided when designing large dams?
A. Igneous rocks
B. Folded strata
C. Karstic limestone
D. Crystalline schist
Answer: Option C
A. Igneous rocks
B. Folded strata
C. Karstic limestone
D. Crystalline schist
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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