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Tunnel Mining


The Regional Connect Constructors (RCC) will perform tunnel construction activities from 1st/Central Station site to the tunnel’s terminus at the intersection of Flower St at 4th St.

Tunnel mining will have two shifts as the following: 6 a.m. to 4 p.m. and 4 p.m. to 2 a.m., Monday through Saturday. Work hours are subject to change due to maintenance and production rate through the end of the year.

Tunnel activities are not expected to generate perceptible noise nor vibration.


Activities include trucking muck out and receiving concrete segments and materials at the Mangrove yard located at 1St t/Temple St

What to Expect

Tunnel mining fact: Averaging 60 ft. of mining on a daily basis.

For further information on the Tunnel Boring Machine (TBM) Angeli status and to receive tunnel mining updates, please visit

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