Tr-177 over Coon Creek
Good Condition42 years old200 vehicles/day
Location
| State | Illinois |
| County | Effingham |
| Location | 2 Mi SE Altamont |
| Carries | Tr-177 |
| Crosses | Coon Creek |
| Coordinates | 39.04597, -88.70794 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 27.2 ft (8.3 m) |
| Max Span | 12.8 ft (3.9 m) |
| Deck Width | 25.3 ft (7.7 m) |
| Deck Area | 63.9 sq m |
| Main Spans | 2 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 200 (2023) |
| Truck Traffic | 16% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2022 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 025502000000000 |