Bridge conditions in Ross County, Ohio
355 inventoried bridges · 29 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Ross County tracks close to typical: 29 of its 355 inventoried bridges (8.2%) are rated poor, against a national rate of about 7%.
- 29 of the 355 bridges in Ross County, Ohio, are rated in poor condition (8.2%) in the 2025 National Bridge Inventory, as of .
- 138 bridges (38.9%) are rated good and 188 (53.0%) fair.
- The median Ross County bridge was built in 1971.
- The busiest poor-rated bridge is SR 772 over Ralston Run (built 1980), carrying about 2,704 vehicles a day.
Good 38.9% · Fair 53.0% · Poor 8.2% of 355 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 772 over Ralston Run | 1980 | 2,704 | Poor |
| SR 207 over Stream | 1975 | 2,409 | Poor |
| Charleston Pike over CSX Railroad | 1927 | 2,231 | Poor |
| Rozelle Creek Rd over Rozelle Creek | 1900 | 1,517 | Poor |
| Massieville Rd over Indian Creek | 1948 | 1,384 | Poor |
| Mt. Tabor Rd over Tributary Indian Creek | 1940 | 1,336 | Poor |
| Mt. Tabor Rd over Tributary Indian Creek | 1900 | 1,336 | Poor |
| SR 138 over Hay Run | 1969 | 1,259 | Poor |
| Musgrove Rd over CSX Railroad | 1927 | 1,173 | Poor |
| SR 207 over Sugar Run | 1934 | 1,094 | Poor |
| Blain Highway over Ralston Run | 1939 | 933 | Poor |
| Sulphur Spring Rd over Tributary Scioto River | 1940 | 884 | Poor |
| Trego Creek Rd over Trib.n.branch Indian CR. | 1940 | 810 | Poor |
| Plyleys Lane over North Fork of Paint CR. | 1991 | 674 | Poor |
| Westfall Rd over Deer Creek | 1969 | 650 | Poor |
| Walnut Creek Rd over Walnut Creek | 1978 | 546 | Poor |
| Musgrove Rd over Goshen Run | 1900 | 446 | Poor |
| West Junction Rd over Closed | 1900 | 420 | Poor |
| Maple Grove Rd over North Fork of Paint CR. | 1990 | 410 | Poor |
| Blain Highway over Crooked Creek | 1939 | 397 | Poor |
| Edgington Rd over Trib. Lower Twin Creek | 1974 | 324 | Poor |
| Edgington Rd over Lower Twin Creek | 1982 | 324 | Poor |
| Norman Hill Rd over Little Creek | 1904 | 311 | Poor |
| Dogtown Rd over North Fork Paint Creek | 1908 | 148 | Poor |
| Stoney Creek Rd over Tributary Stoney Creek | 1940 | 108 | Poor |
| Chapel Creek Rd over Chapel Creek | 1965 | 75 | Poor |
| Goodhope Rd over Herrods Creek | 1911 | 66 | Poor |
| Polk Hollow Rd over Trib Paint Creek | 1975 | 40 | Poor |
| Spruce Hill Rd over Black Run | 1940 | 11 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 23 over Scioto River | 1968 | 47,570 | Good |
| US 23 over Scioto River | 1968 | 47,570 | Good |
| US 35 over Scioto River | 1968 | 33,907 | Fair |
| SR 159 over Scioto River & Stewart R | 2002 | 30,821 | Good |
| US 35 over Scioto River | 1969 | 28,647 | Fair |
| US 23 over N Branch of Indian Creek | 1954 | 22,980 | Fair |
| US 23 over Indian Creek | 1954 | 22,980 | Fair |
| State Route 35 over Salt Lick Creek | 1959 | 20,611 | Good |
| US 35 over Salt Lick Creek | 1930 | 20,611 | Good |
| U.S. Route 35 over CSX Railroad | 2003 | 20,389 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Ohio: Ohio bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.