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Vista Ridge Tunnel - West Portal

Photo taken by Michael Goff in September 4, 2008

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Vista Ridge Tunnel - West Portal

Photo taken by Michael Goff in September 4, 2008

View high-res version

Facts 

Overview
Pair of tunnels under Vista Ridge on US 26 in Portland
Location
Portland, Multnomah County, Oregon
Status
Open to traffic
History
Built 1969
Design
The eastbound tunnel is 1001.0 feet (305 m) in length; the westbound tunnel is 949 feet (289 m). Both have 41 ft (12.5 m) of horizontal and 15.58 ft (4.75 m) of vertical clearance. The eastbound tunnel was completed in 1969; the westbound finished a year later. There is a six percent grade through the tunnels.
Information From Wikipedia entry on Vista Ridge Tunnels
Dimensions
Total length: 1,001.0 ft.
Deck width: 41.0 ft.
Vertical clearance above deck: 15.6 ft.
Inventory number
BH 29894 (Bridgehunter.com ID)

Categories 

Built 1969 (35)
Built during 1960s (699)
Multnomah County, Oregon (42)
Open (21,823)
Oregon (417)
Owned by state (6,646)
Portland, Oregon (20)
Total length 1000-2500 feet (715)
Tunnel (264)
US 26 (14)

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