Tr-102a over Mash Creek
Richland County, Illinois · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Tr-102a over Mash Creek in Richland County, Illinois, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1977, making it 48 years old at the 2025 inventory.
- It carries about 225 vehicles a day (traffic count year 2022).
- Its listed owner is a town or township highway agency.
- It is one of 106 of the 151 inventoried bridges in Richland County rated good (70.2%); 6 (4.0%) 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 → (38.7571, -88.13144)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 59 ft |
| Location | 1.5 Mi NW Olney |
| NBI structure number | 080312200000000 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Illinois department of transportation.
Busiest bridges in Richland County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap-116 (ill-130) over Stream | 1977 | 9,750 | Fair |
| Fap-116 (ill-130) over East Fork Fox River | 1927 | 5,800 | Fair |
| Fap-116 (ill-130) over Long Br Fox River | 1983 | 4,850 | Fair |
| Fap 116(IL 130) over Little Fox River | 1999 | 4,500 | Good |
| Fap 116(IL 130) over Big Creek | 1999 | 4,500 | Good |
| Fap-327 (US-50) over Fox River | 1961 | 4,200 | Fair |
All bridges nearby: Richland County, IL bridge conditions · every bridge in Richland County · Illinois bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.