Tr 120 over Flat Branch
Coles County, Illinois · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr 120 over Flat Branch in Coles County, Illinois, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 4 (poor condition) on the 0-9 scale.
- It was built in 2015, making it 10 years old at the 2025 inventory.
- It carries about 175 vehicles a day (traffic count year 2024).
- Its listed owner is a town or township highway agency.
- It is one of 21 of the 302 inventoried bridges in Coles County rated poor (7.0%); 21 (7.0%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (39.59811, -88.26589)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 4 | Poor condition |
| Superstructure | 4 | Poor condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 70 ft |
| Location | 2.9 mi. E Humboldt |
| NBI structure number | 015339600000000 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Coles County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-57 over Stream | 1968 | 22,700 | Fair |
| I-57 over Stream | 1966 | 21,000 | Fair |
| I-57 over Kickapoo Creek | 1965 | 19,800 | Fair |
| I-57 over Stream | 1965 | 19,800 | Good |
| Il 16 EB (fap 91) over Eastern IL RR | 1961 | 15,100 | Fair |
| Il 16 WB (fap 91) over Eastern IL RR | 1961 | 15,100 | Fair |
All bridges nearby: Coles County, IL bridge conditions · every bridge in Coles County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.