Ill 148 over Big Muddy River
Fair Condition95 years old3,650 vehicles/day
Location
| State | Illinois |
| County | Williamson |
| Location | 0.1 Mi S Franklin Co |
| Carries | Ill 148 |
| Crosses | Big Muddy River |
| Coordinates | 37.86038, -89.06004 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 450.1 ft (137.2 m) |
| Max Span | 97.1 ft (29.6 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 1468.0 sq m |
| Main Spans | 6 |
| Year Built | 1931 (reconstructed 1984) |
Traffic
| Avg Daily Traffic | 3,650 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100003200000000 |