Photo 

Tooth Rock Tunnel

Photo taken by Michael Goff in July 2008

View high-res version

Facts 

Overview
Tunnel under Tooth Rock on I-84
Location
Multnomah County, Oregon
Status
Open to traffic
History
Built 1936 due to the need to relocate the highway for the construction of Bonneville Dam
Design
Tunnel
Dimensions
Total length: 827.1 ft.
Inventory number
BH 30117 (Bridgehunter.com ID)

Categories 

Built 1936 (500)
Built during 1930s (5,951)
I-84 (5)
Multnomah County, Oregon (47)
Open (21,979)
Oregon (426)
Owned by state (6,719)
Total length 500-1000 feet (1,038)
Tunnel (273)

Update Log 

  • July 28, 2008: New photo from Michael Goff

Sources 

  • Michael Goff - michael [dot] goff [at] odot [dot] state [dot] or [dot] us