Forest Road 421 over Mallard Creek
Fair Condition34 years old50 vehicles/day
Location
| State | Idaho |
| County | Idaho |
| Location | No Data Entered |
| Carries | Forest Road 421 |
| Crosses | Mallard Creek |
| Coordinates | 45.57886, -115.30893 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 40.0 ft (12.2 m) |
| Max Span | 39.0 ft (11.9 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 59.8 sq m |
| Main Spans | 1 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 50 |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 822 |
| Inspection Frequency | Every 24 months |
| Owner | U.S. Forest Service |
| Historical Significance | Historical significance is not determined |
| Structure Number | 011705000000080 |