Caldecott Traffic Advisory for the week of May 14 – 18, 2012 – 511 Contra Costa

Caldecott Traffic Advisory for the week of May 14 – 18, 2012

Below is the anticipated schedule of upcoming westbound ramp and lane closures associated with work on the Caldecott Fourth Bore Project for the week of May 14, 2012. Please note that inclement weather may cause schedule changes.
Closures tentatively begin Monday night, May 14, and will tentatively occur nightly through Friday, May 18.
Monday, May 14 – Thursday, May 18

  • Overnight Closure from Westbound Wilder Onramp to Bore 3 (towards Oakland): Occurring nightly, 9:30 PM – 4 AM
  • Overnight Bore Three Closures (towards Oakland): Occurring nightly, 10 PM – 4 AM
  • Overnight Closure from Westbound Fish Ranch Onramp (towards Oakland): 9 PM – 4 AM
  • Overnight Bore Three Closures (towards Oakland): Occurring nightly, 10 PM – 4 AM

Friday, May 19 – Saturday, May 20

  • Overnight Closure from Westbound Wilder Onramp to Bore 3 (towards Oakland): Occurring nightly, 10:30 PM – 7 AM
  • Overnight Bore Three Closures (towards Oakland): Occurring nightly, 11 PM – 7 AM
  • Overnight Closure from Westbound Fish Ranch Onramp (towards Oakland): Occurring nightly, 10 PM – 8 AM

In addition to the excavation of a 3,400-foot-long tunnel north of the existing three bores, the $391.8 million Caldecott Fourth Bore Project includes traffic improvements on the eastern and western sides of the tunnel.
For more information on the upcoming closures visit the Caldecott Tunnel Traffic Page.

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