Facts
- Overview
- Concrete arch bridge over Maple Creek on Butler Valley Road
- Location
- Humboldt County, California
- Status
- Open to traffic
- History
- Built 1929
- Design
- Arch
- Dimensions
-
Length of largest span: 60.0 ft.
Total length: 82.0 ft.
Deck width: 18.0 ft.
- Approximate latitude, longitude
- +40.76389, -123.88778 (decimal degrees)
40°45'50" N, 123°53'16" W (degrees°minutes'seconds") - Approximate UTM coordinates
- 10/425070/4512926 (zone/easting/northing)
- USGS topographic map
- Korbel
- Inventory numbers
- CA 4C-187 (California bridge number)
BH 10895 (Bridgehunter.com ID) - Inspection (as of 04/2007)
- Deck condition rating: Poor (4 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Poor (4 out of 9)
Appraisal: Structurally deficient
Sufficiency rating: 49.6 (out of 100) - Average daily traffic (as of 1970)
- 40