Facts
- Overview
- Stone arch bridge over Calabazas Creek on Dunbar Road
- Location
- Sonoma County, California
- Status
- Open to traffic
- History
- Built 1915; rehabilitated 1940
- Design
- Stone arch
- Dimensions
-
Length of largest span: 23.0 ft.
Total length: 24.9 ft.
Deck width: 23.3 ft.
- Approximate latitude, longitude
- +38.38278, -122.52083 (decimal degrees)
38°22'58" N, 122°31'15" W (degrees°minutes'seconds") - Inventory numbers
- CA 20C-271 (California bridge number)
BH 11609 (Bridgehunter.com ID) - Inspection (as of 06/2005)
- Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 61.3 (out of 100) - Average daily traffic (as of 1980)
- 400