Facts
- Overview
- Wooden bridge over SIDEHILL VIADUCT #1 on Sumer Home Park Road
- Location
- Sonoma County, California
- Status
- Open to traffic
- History
- Built 1930
- Design
- Timber stringer
- Dimensions
-
Length of largest span: 19.0 ft.
Total length: 338.9 ft.
Deck width: 19.0 ft.
- Approximate latitude, longitude
- +38.49944, -122.93667 (decimal degrees)
38°29'58" N, 122°56'12" W (degrees°minutes'seconds") - Inventory numbers
- CA 20C-377 (California bridge number)
BH 11636 (Bridgehunter.com ID) - Inspection (as of 03/2006)
- Deck condition rating: Fair (5 out of 9)
Superstructure condition rating: Poor (4 out of 9)
Substructure condition rating: Fair (5 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 43.7 (out of 100) - Average daily traffic (as of 1979)
- 50