US 93 over Big Lost River
Fair Condition68 years old2,300 vehicles/day
Location
| State | Idaho |
| County | Butte |
| Location | 1 W. Arco |
| Carries | US 93 |
| Crosses | Big Lost River |
| Coordinates | 43.61539, -113.31011 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 53.1 ft (16.2 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 36.4 ft (11.1 m) |
| Deck Area | 179.8 sq m |
| Main Spans | 1 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 2,300 (2023) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000013195 |