Tr-40 over Willow Creek
Crawford County, Illinois · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr-40 over Willow Creek in Crawford County, Illinois, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1977, making it 48 years old at the 2025 inventory.
- It carries about 50 vehicles a day (traffic count year 2020).
- Its listed owner is a town or township highway agency.
- It is one of 120 of the 198 inventoried bridges in Crawford County rated fair (60.6%); 11 (5.6%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (39.11806, -87.90937)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 5 | Fair condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 109 ft |
| Location | 2.5 Mi SE Bellaire |
| NBI structure number | 017341800000000 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Crawford County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap-781 (ill-33) over Little Creek | 1987 | 7,250 | Good |
| Fap-781 (ill-33) over Stream | 1995 | 5,950 | Good |
| Fap-781 (il 33) over Bennett Ck | 1993 | 5,900 | Fair |
| Fap-781 (ill-33) over Dogwood Creek | 1996 | 5,400 | Good |
| Fap-781 (ill-33) over Big Creek | 1997 | 5,400 | Fair |
| Fap-781 (ill-33) over Brush Creek | 1996 | 5,400 | Good |
All bridges nearby: Crawford County, IL bridge conditions · every bridge in Crawford County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.