Fap 320(IL 121) over Stream
Moultrie County, Illinois · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Fap 320(IL 121) over Stream in Moultrie County, Illinois, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 8 (very good condition) on the 0-9 scale.
- It was built in 1995, making it 30 years old at the 2025 inventory.
- It carries about 5,750 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 68 of the 172 inventoried bridges in Moultrie County rated good (39.5%); 16 (9.3%) 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 → (39.60083, -88.58973)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 8 | Very good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 33 ft |
| Location | E Edge of Sullivan |
| NBI structure number | 070201300000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Moultrie County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Il 121(FAP 320) over Asa Creek | 1986 | 6,500 | Fair |
| Il 121 (fap 320) over Jonathan Creek | 1967 | 5,700 | Good |
| Il 121 (fap 320) over West Okaw River | 1966 | 4,700 | Poor |
| Fap 320 (il 121) over Dunn Branch | 1969 | 4,600 | Good |
| Ill 121(FAP 320) over Stream | 1971 | 4,450 | Fair |
| Il 121 (fap 320) over Marrowbone Creek | 2012 | 4,350 | Fair |
All bridges nearby: Moultrie County, IL bridge conditions · every bridge in Moultrie County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.