Tr 487 over Prong Spring Creek
Good Condition32 years old25 vehicles/day
Location
| State | Illinois |
| County | Pike |
| Location | 2 Mi So. Nebo |
| Carries | Tr 487 |
| Crosses | Prong Spring Creek |
| Coordinates | 39.42400, -90.73774 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 5 (Fair) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 22.3 ft (6.8 m) |
| Max Span | 7.5 ft (2.3 m) |
| Deck Area | 29.2 sq m |
| Main Spans | 3 |
| Year Built | 1994 |
Traffic
| Avg Daily Traffic | 25 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 075502100000000 |