Caldecott Tunnel Progress Update – 511 Contra Costa

Caldecott Tunnel Progress Update


The latest graphic and numbers are in for the Caldecott Tunnel Fourth Bore!
Eastern portal:

  • 2,426 feet on the east top heading
  • 552 feet on the west top heading
  • 197 feet on the west bench
For more official Caldecott news, visit http://www.caldecott-tunnel.org/

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