Caldecott Tunnel Progress Update | 511 Contra Costa

Caldecott Tunnel Progress Update

As of August 13, the Caldecott Tunnel construction is progressing as follows:

  • Topheading eastern portal: 2,080 feet
  • Western portal (topheading): 359 feet
  • Western portal (bench): 77 feet

Source: http://caldecott-tunnel.org/