Township Road 451 over Girder CR
Poor Condition126 years old200 vehicles/day
Location
| State | Illinois |
| County | Macoupin |
| Location | 4.1 M E Brighton |
| Carries | Township Road 451 |
| Crosses | Girder CR |
| Coordinates | 39.02533, -90.05307 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 127.6 ft (38.9 m) |
| Max Span | 40.7 ft (12.4 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 319.0 sq m |
| Main Spans | 3 |
| Year Built | 1900 (reconstructed 1971) |
Traffic
| Avg Daily Traffic | 200 (2021) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 123 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 059327300000000 |