US 93 over Salmon River (watts Br.)
Good Condition17 years old1,100 vehicles/day
Location
| State | Idaho |
| County | Custer |
| Location | 10 N. Challis |
| Carries | US 93 |
| Crosses | Salmon River (watts Br.) |
| Coordinates | 44.63161, -114.14581 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 357.9 ft (109.1 m) |
| Max Span | 175.5 ft (53.5 m) |
| Deck Width | 41.3 ft (12.6 m) |
| Deck Area | 1374.7 sq m |
| Main Spans | 2 |
| Year Built | 2009 |
Traffic
| Avg Daily Traffic | 1,100 (2023) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000017866 |