4.12. Tunnel Engineering

Try these first

1. 1.

   Define tunnel types and give two examples.

   Hint

   Think about what different tunnels are used for.

2. 2.

   What is the purpose of ventilation in tunnels?

   Hint

   What does air quality safety ensure?

3. 3.

   What method uses explosives to excavate tunnels?

   • Drill and Blast
   • NATM
   • TBM

   Hint

   Which method sounds more aggressive?

4. 4.

   True or False: Utility tunnels are designed for transportation.

   • True
   • False

   Hint

   What do you think these tunnels support?

5. 5.

   Create a comprehensive risk management plan for a new urban rail tunnel project, identifying at least five distinct risks and corresponding mitigation strategies.

   Hint

   Think about risks likely encountered in urban environments.

6. 6.

   Design a study comparing the effectiveness of TBMs versus traditional drilling methods in different geological conditions.

   Hint

   Consider what varies most in each method.