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Alaskan Way Tunnel

General Information

Beginning of works: 30 July 2013
Completion: 4 February 2019
Status: in use

Project Type

Structure: Tunnel
Function / usage: Road tunnel
Construction method: Tunnel boring machine (TBM)

Location

Location: , , ,
Address: WA 99 / Alaskan Way
To replace: Alaskan Way Viaduct (1953)
Coordinates: 47° 35' 44.86" N    122° 20' 8.03" W
Coordinates: 47° 37' 20.14" N    122° 20' 40.01" W
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Technical Information

Dimensions

length 3.2 km
number of tubes 2

Products, Services & Reports

The 1950s vintage Alaskan Way Viaduct has long been considered one of the most important thoroughfares along Seattle's waterfront. As a replacement ...

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Participants

Relevant Web Sites

  • About this
    data sheet
  • Structure-ID
    20051292
  • Published on:
    04/01/2010
  • Last updated on:
    28/02/2019