FAQs

What is the City Rail Link?

What is a tunnel boring machine?

How big is our TBM?

What type of TBM is it?

How does the TBM build the tunnels?

How long will it take to excavate the tunnels?

How far will it travel each day?

Will the TBM work all day?

How much spoil will she remove each day?

Where does the spoil go?