Old Ill 29 over Flat Branch Creek
Good Condition37 years old3,400 vehicles/day
Location
| State | Illinois |
| County | Christian |
| Location | 1.1mi E Jct Il48/29 |
| Carries | Old Ill 29 |
| Crosses | Flat Branch Creek |
| Coordinates | 39.55268, -89.25406 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 297.2 ft (90.6 m) |
| Max Span | 78.1 ft (23.8 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 915.1 sq m |
| Main Spans | 4 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 3,400 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 011003300000000 |