Tr 277 over I-55
Good Condition53 years old100 vehicles/day
Location
| State | Illinois |
| County | Montgomery |
| Location | 1.7m S Il 16 Int. |
| Carries | Tr 277 |
| Crosses | I-55 |
| Coordinates | 39.15407, -89.69602 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 263.1 ft (80.2 m) |
| Max Span | 107.9 ft (32.9 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 729.8 sq m |
| Main Spans | 2 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 100 (2020) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 068005200000000 |