Tunnel Engineer Interview Questions and Answers for Freshers

Core replacement in tunnel design involves removing and replacing deteriorated or damaged sections of the tunnel lining.

• Core replacement is necessary when the existing tunnel lining is no longer structurally sound.

• The process involves carefully removing the damaged section of the lining and replacing it with new materials.

• Proper planning and coordination are essential to minimize disruptions to tunnel operations during core replacement.

• Core replacement may involve using speci...read more

Supports in tunnels are essential for ensuring the stability and safety of the structure.

• Supports can be in the form of rock bolts, shotcrete, steel ribs, or concrete lining.

• The type of support used depends on the geology of the surrounding rock and the depth of the tunnel.

• Supports are designed to prevent collapses, control ground movement, and distribute loads.

• Regular monitoring and maintenance of supports are necessary to ensure their effectiveness.

• Examples of tunnel suppor...read more