Facts
- Overview
- Stone arch bridge over Napa River Overflow on Oak Knoll Avenue
- Location
- Napa County, California
- Status
- Open to traffic
- History
- Built 1910
- Design
- Stone arch
- Dimensions
-
Length of largest span: 20.0 ft.
Total length: 36.1 ft.
Deck width: 23.0 ft.
- Approximate latitude, longitude
- +38.37000, -122.30083 (decimal degrees)
38°22'12" N, 122°18'03" W (degrees°minutes'seconds") - Inventory numbers
- CA 21C-104 (California bridge number)
BH 11207 (Bridgehunter.com ID) - Inspection (as of 11/2005)
- Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Appraisal: Functionally obsolete
Sufficiency rating: 55.6 (out of 100) - Average daily traffic (as of 2005)
- 2,600