US 20 over Silver Creek
Fair Condition47 years old2,000 vehicles/day
Location
| State | Idaho |
| County | Blaine |
| Location | 4.7 W. Carey |
| Carries | US 20 |
| Crosses | Silver Creek |
| Coordinates | 43.29489, -114.03017 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 63.0 ft (19.2 m) |
| Max Span | 61.0 ft (18.6 m) |
| Deck Width | 39.7 ft (12.1 m) |
| Deck Area | 232.3 sq m |
| Main Spans | 1 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 2,000 (2023) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000015105 |