Tunnel Boring Machine

What will happen to the TBM once the tunnel is completed?

What is a tunnel boring machine?

How big is the TBM?

How does it work?

How many segments does the TBM require per ring?

How many rings can it erect in a day?

How many segments will be used for both tunnels and where are the segments being made?

How much does the TBM cost?

Where was it built?

When did it arrive in Miami?

Where was the TBM put back together?

How long did it take to put the TBM back together?

When did it begin digging the first tunnel and when did it complete building the second tunnel?

How many people worked inside the TBM at once?

How many hours a day did the TBM operate?

How much noise and vibration did the TBM generate?