Facts
- Overview
- Through truss bridge over South Holston River on U.S. 421 (State Highway 34)
- Location
- Sullivan County, Tennessee
- Status
- Open to traffic
- History
- Built 1949
- Design
- Through truss
- Dimensions
-
Length of largest span: 400.0 ft.
Total length: 1,263.1 ft.
Deck width: 23.9 ft.
Vertical clearance above deck: 14.3 ft.
- Also called
- Highway 421 Bridge
- Approximate latitude, longitude
- +36.56583, -82.04583 (decimal degrees)
36°33'57" N, 82°02'45" W (degrees°minutes'seconds") - Inventory number
- BH 32712 (Bridgehunter.com ID)
- Inspection (as of 05/2005)
- Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Serious (3 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 21.0 (out of 100) - Average daily traffic (as of 2006)
- 2,020