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