Tr 51 Lyman over Stream
Ford County, Illinois · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr 51 Lyman over Stream in Ford 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 1988, making it 37 years old at the 2025 inventory.
- It carries about 25 vehicles a day (traffic count year 2023).
- Its listed owner is a town or township highway agency.
- It is one of 137 of the 302 inventoried bridges in Ford County rated good (45.4%); 24 (7.9%) 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 → (40.66239, -88.15509)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 21 ft |
| Location | 1800N 1620E |
| NBI structure number | 027335800000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Ford County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fai 57 over Stream | 1968 | 17,600 | Fair |
| Fai 57 Sbl over Big Four Ditch | 1968 | 10,550 | Fair |
| Fai 57 Nbl over Big Four Ditch | 1968 | 10,550 | Poor |
| Il 9/FAP 697 over Il Cent. RR | 2001 | 5,750 | Fair |
| Ill 9 over Fai 57 | 1969 | 5,050 | Fair |
| Ill 47 over Drummer Creek | 1998 | 3,850 | Good |
All bridges nearby: Ford County, IL bridge conditions · every bridge in Ford County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.