Maineville Road over Salt Run
Warren County, Ohio · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Maineville Road over Salt Run in Warren County, Ohio, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1977, making it 48 years old at the 2025 inventory.
- It carries about 951 vehicles a day (traffic count year 2015).
- Its listed owner is the county highway agency.
- It is one of 115 of the 338 inventoried bridges in Warren County rated fair (34.0%); 18 (5.3%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (39.30491, -84.2257)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Steel culvert |
| Length | about 20 ft |
| Location | 0.61 mi N of TR 144 |
| NBI structure number | 8331332 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Ohio department of transportation.
Busiest bridges in Warren County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| IR75 over Millers Creek I&o RR | 2010 | 102,957 | Good |
| IR75 over Shaker Creek | 2010 | 102,957 | Fair |
| Ir 75 over Trb Shaker Cr(clarks Rn) | 1960 | 102,957 | Fair |
| Ir 75 Ramp over over Hendrickson Run | 2009 | 93,130 | Good |
| I75 Ramp over Dicks Creek | 1960 | 91,260 | Poor |
| Rmp-wes Ro Rd-i71s over Ir-71 | 1973 | 76,025 | Good |
All bridges nearby: Warren County, OH bridge conditions · every bridge in Warren County · Ohio bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.