Tunnel Engineering MCQs is a specialized field within civil engineering that focuses on the planning, design, construction, and maintenance of tunnels. This includes Tunnel Engineering MCQs with answers in PDF format, Railway Bridge and Tunnel Engineering MCQ questions.
As compared to a single free face, if a charge of explosive is placed equidistant from two faces, then the yield:
A. increases by 2.25 times
B. increases by 3.5 times
C. remains same
D. decreasesA good blast with a good yield is obtained if the cut hole is:
A. inclined at 15° to the face
B. inclined at 30° to the face
C. inclined at 45° to the face
D. normal to faceCircular section of tunnels is not suitable for:
A. unnels driven by shield method
B. placement of concrete lining
C. carrying water
D. non-cohesive soils