Facts
- Overview
- Vertical lift bridge over Keystone Harbor on WA 20 Extension
- Location
- Island County, Washington
- Status
- Open to traffic
- History
- Built 1979
- Design
- Vertical lift
- Dimensions
-
Length of largest span: 89.9 ft.
Total length: 89.9 ft.
Deck width: 20.0 ft.
Vertical clearance above deck: 16.0 ft.
- Approximate latitude, longitude
- +48.16000, -122.67000 (decimal degrees)
48°09'36" N, 122°40'12" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 10/524540/5334136 (zone/easting/northing)
- USGS topographic map
- Coupeville
- Inventory number
- BH 34250 (Bridgehunter.com ID)
- Inspection (as of 06/2006)
- Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 60.9 (out of 100) - Average daily traffic (as of 2006)
- 1,550