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The Port of Miami Tunnel Project consists of three components:
- Tunnel connection between Watson Island and Port of Miami (Dodge Island)
- Connections to the Port of Miami roadway system
- Widening of MacArthur Causeway bridge
All three will be designed and built by the project concessionaire.
Tunnels connecting Watson Island and Port of Miami Specifics:
Tunnel length 4,200 feet for the tunnel tubes in each direction.
Tunnel structure Two tunnels, each containing two traffic lanes, curbs, walkways, ventilation fans and additional safety features. They will connect Watson Island and the Port of Miami beneath Government Cut, the main shipping channel in Biscayne Bay, moving traffic eastbound (to) and westbound (from) the Port.
Tunnel diameter 41 feet each.
Depth of tunnel The bottom of the tunnels will be approximately 100 feet below the surface of Government Cut at their deepest point.
- Construction Tunnel Boring Machine (TBM) (See Tunneling Process Fact Sheet.)
Est. Completion date
Lengths and Limits
|MacArthur Causway / Watson Island, Port of Miami Road Ways.|
FDOT Construction Program Manager
|Isa Nunez, P.E.|
FDOT Design Project Manager
|Teresita Alvarez, P.E.|
Construction Engineering & Inspection (CEI) Team
|MAT Concessionarie, LLC|
MOT Public Information Specialist
|Liz Fernandez |