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](https://files.structurae.net/files/300x200/1/state-route-99-tunnel-01-peri-300cmyk.jpg)
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
Relevant Web Sites
- About this
data sheet - Structure-ID
20051292 - Published on:
04/01/2010 - Last updated on:
28/05/2021