Houston Road over Big Lost River
Fair Condition53 years old170 vehicles/day
Location
| State | Idaho |
| County | Custer |
| Location | 1.5 S. 1.5 E. Mackay |
| Carries | Houston Road |
| Crosses | Big Lost River |
| Coordinates | 43.88689, -113.57878 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 59.1 ft (18 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 144 sq m |
| Main Spans | 1 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 170 (2023) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | Other Local Agencies |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000031695 |