Fas 957 Big Bay over Interstate 24
Fair Condition55 years old550 vehicles/day
Location
| State | Illinois |
| County | Massac |
| Location | 2 Mi S Of Johnson Co |
| Carries | Fas 957 Big Bay |
| Crosses | Interstate 24 |
| Coordinates | 37.30072, -88.75343 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 260.8 ft (79.5 m) |
| Max Span | 98.8 ft (30.1 m) |
| Deck Width | 31.8 ft (9.7 m) |
| Deck Area | 771.1 sq m |
| Main Spans | 2 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 550 (2020) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 064001600000000 |