Frysinger Road over St Marys River Overflow
Mercer County, Ohio · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Frysinger Road over St Marys River Overflow in Mercer 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 1983, making it 42 years old at the 2025 inventory.
- It carries about 151 vehicles a day (traffic count year 2015).
- Its listed owner is the county highway agency.
- It is one of 173 of the 327 inventoried bridges in Mercer County rated fair (52.9%); 5 (1.5%) 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 → (40.68496, -84.61373)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Aluminum or iron culvert |
| Length | about 38 ft |
| Location | 0.6 Mi N US Rt 33 |
| NBI structure number | 5437490 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Ohio department of transportation.
Busiest bridges in Mercer County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Usr-127 over Beaver Creek | 2008 | 9,767 | Good |
| Usr-127 over Coldwater Creek | 1950 | 9,115 | Good |
| Usr-127 over Dahlinghaus Ditch | 1950 | 6,978 | Good |
| Usr 33 over Eight Mile Creek | 1997 | 6,514 | Good |
| Usr 33 over Twelve Mile Creek | 1962 | 6,433 | Fair |
| Usr 33 over Branch Eight Mile Creek | 1972 | 6,433 | Good |
All bridges nearby: Mercer County, OH bridge conditions · every bridge in Mercer County · Ohio bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.