2205Civil EngineeringMedium
In “full face” method of constructing tunnels, the first operation relates to________?
Aremoval of top portion
Bremoval of bottom portion
Cexcavation being done along the periphery
Dexcavation of one drift in the centre
Correct answer
C. excavation being done along the periphery
Explanation
The correct answer is excavation being done along the periphery.