Tr-161 over Creek
Crawford County, Illinois · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr-161 over 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 1976, making it 49 years old at the 2025 inventory.
- It carries about 250 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.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated February 2023, on a 24-month routine inspection cycle.
- 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 → (39.0224, -87.65274)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 65 ft |
| Location | N Robinson Airport |
| NBI structure number | 017331800000000 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | February 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
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.