Ill 147 over Cedar Creek
Good Condition89 years old550 vehicles/day
Location
| State | Illinois |
| County | Johnson |
| Location | In Simpson |
| Carries | Ill 147 |
| Crosses | Cedar Creek |
| Coordinates | 37.46618, -88.75280 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 124.3 ft (37.9 m) |
| Max Span | 46.9 ft (14.3 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 371.4 sq m |
| Main Spans | 3 |
| Year Built | 1937 (reconstructed 1988) |
Traffic
| Avg Daily Traffic | 550 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 044002500000000 |