Facts
- Overview
- Through truss bridge over Mattole River on Mattole Road
- Location
- Humboldt County, California
- Status
- Open to traffic
- History
- Built 1920
- Design
- Through truss
- Dimensions
-
Length of largest span: 190.0 ft.
Total length: 386.2 ft.
Deck width: 14.8 ft.
Vertical clearance above deck: 14.0 ft.
- Approximate latitude, longitude
- +40.24389, -124.12278 (decimal degrees)
40°14'38" N, 124°07'22" W (degrees°minutes'seconds") - Inventory numbers
- CA 4C-55 (California bridge number)
BH 10906 (Bridgehunter.com ID) - Inspection (as of 07/2003)
- Deck condition rating: Satisfactory (6 out of 9)
Superstructure condition rating: Satisfactory (6 out of 9)
Substructure condition rating: Good (7 out of 9)
Appraisal: Not deficient
Sufficiency rating: 61.5 (out of 100) - Average daily traffic (as of 1974)
- 100