15.5.3. Bridge and Tunnel Construction

Try these first

1. 1.

   What is the purpose of aligning piers in bridge construction?

   Hint

   Think about what supports a bridge.

2. 2.

   What does GNSS stand for?

   Hint

   It's related to positioning.

3. 3.

   What is the primary purpose of surveying in bridge construction?

   • To decorate the bridge
   • To ensure accurate alignment
   • To monitor traffic

   Hint

   Think about the main function of surveying.

4. 4.

   True or False: Tunnel breakthrough alignment is not important in construction.

   • True
   • False

   Hint

   Consider the consequences of misalignment.

5. 5.

   Given a scenario where piers of a bridge are found to be misaligned after surveying, discuss the potential methods to correct this issue while minimizing delay.

   Hint

   Consider what surveying tools and methods you would apply here.

6. 6.

   If a tunnel construction team encounters unexpected geological formations, how would they adapt their surveying techniques to maintain accurate alignment?

   Hint

   Think about flexibility in response to unpredicted challenges.