Ill 26 over Snag Creek Overflow
Woodford County, Illinois · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ill 26 over Snag Creek Overflow in Woodford County, Illinois, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1991, making it 34 years old at the 2025 inventory.
- It carries about 2,350 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 63 of the 224 inventoried bridges in Woodford County rated good (28.1%); 22 (9.8%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (40.91837, -89.42805)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 21 ft |
| Location | 7.47 Mi S of Ill 17 |
| NBI structure number | 102201900000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Woodford County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-74 over Rock Creek Tributary | 1965 | 28,400 | Fair |
| I 39/US 51 over Unnamed Stream | 1992 | 18,700 | Fair |
| I 39/US 51 over Unnamed Stream | 1992 | 18,700 | Fair |
| I 39/US 51 over Unnamed Stream | 1992 | 18,700 | Fair |
| I 39/US 51 over E Branch Panther Ck | 1992 | 16,200 | Fair |
| WB I-74 over Mackinaw River | 1964 | 14,200 | Poor |
All bridges nearby: Woodford County, IL bridge conditions · every bridge in Woodford County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.