I 57 NB over Ch 17 Christian Chap
Good Condition67 years old5,950 vehicles/day
Location
| State | Illinois |
| County | Union |
| Location | 0.6 Mi S Ill 146 |
| Carries | I 57 NB |
| Crosses | Ch 17 Christian Chap |
| Coordinates | 37.44086, -89.14826 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 174.2 ft (53.1 m) |
| Max Span | 65.9 ft (20.1 m) |
| Deck Width | 38.7 ft (11.8 m) |
| Deck Area | 626.6 sq m |
| Main Spans | 3 |
| Year Built | 1959 (reconstructed 2002) |
Traffic
| Avg Daily Traffic | 5,950 (2024) |
| Truck Traffic | 55% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 091000900000000 |