General Information
Project Type
| Structure: |
Tunnel |
|---|---|
| Function / usage: |
Road tunnel |
| Construction method: |
Tunnel boring machine (TBM) |
Location
| Location: |
Seattle, King County, Washington, USA |
|---|---|
| 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 |
Technical Information
Dimensions
| length | 3.2 km | |
| number of tubes | 2 |
Case Studies and Applied Products
Formwork Carriage Follows the World's Largest Tunnel Boring Machine
The 1950s vintage Alaskan Way Viaduct has long been considered one of the most important thoroughfares along Seattle's waterfront. As a replacement for the elevated viaduct that is used daily by 110,000 vehi ... [more]
Participants
Owner
Formwork & shoring
Relevant Web Sites
- About this
data sheet - Structure-ID
20051292 - Published on:
04/01/2010 - Last updated on:
28/05/2021
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