General Information
Completion: | 1939 |
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Status: | in use |
Project Type
Function / usage: |
Road tunnel |
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Structure: |
Tunnel |
Location
Location: |
Portland, Multnomah County, Oregon, USA |
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Address: | Rocky Butte Road |
Coordinates: | 45° 32' 46.17" N 122° 34' 4.87" W |
Technical Information
Dimensions
total length | 112.8 m |
Notes
Traveling up, the tunnel executes a 72 degree curve inside Rocky Butte then the roadway completes a 257 degree turn such that it passes over the lower portal.
Participants
Currently there is no information available about persons or companies having participated in this project.
Relevant Web Sites
There currently are no relevant websites listed.
- About this
data sheet - Structure-ID
20031693 - Published on:
13/09/2007 - Last updated on:
28/05/2021