Facts
- Overview
- Through truss bridge over Middle Fork Snoqualmie River on Mount Si Road in Tanner
- Location
- King County, Washington
- Status
- Open to traffic
- History
- Built 1904; rehabilitated 1955
- Design
- Through truss
- Dimensions
-
Length of largest span: 171.9 ft.
Total length: 290.0 ft.
Deck width: 19.0 ft.
Vertical clearance above deck: 14.0 ft.
- Recognition
- Eligible for the National Register of Historic Places
- Approximate latitude, longitude
- +47.48667, -121.76000 (decimal degrees)
47°29'12" N, 121°45'36" W (degrees°minutes'seconds") - Inventory number
- BH 34307 (Bridgehunter.com ID)
- Inspection (as of 08/2006)
- Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 20.4 (out of 100) - Average daily traffic (as of 2003)
- 3,000