Checked
Ohio Bridge Conditions
Highway bridges longer than 20 feet in the 2025 National Bridge Inventory
Yearly inspection ratings. A poor rating does not mean a bridge is unsafe to use.
- Highway bridges
- 26,713
- Good condition
- 60.8%
- 16,242
- Poor condition
- 4.7%
- 1,266
- Weight-limited or closed
- 1,901
Bridges by county
| County | Bridges | Good | Poor | Weight-limited | Avg. year built |
|---|---|---|---|---|---|
| Adams County | 184 | 42.4% | 4.9% (9) | 18 | 1974 |
| Allen County | 364 | 69.2% | 9.1% (33) | 43 | 1983 |
| Ashland County | 283 | 64.3% | 2.5% (7) | 13 | 1980 |
| Ashtabula County | 304 | 69.7% | 3.3% (10) | 13 | 1968 |
| Athens County | 305 | 53.8% | 5.2% (16) | 44 | 1975 |
| Auglaize County | 321 | 82.9% | 0.3% (1) | 13 | 1979 |
| Belmont County | 311 | 53.4% | 5.1% (16) | 23 | 1982 |
| Brown County | 222 | 63.1% | 3.2% (7) | 22 | 1975 |
| Butler County | 377 | 62.9% | 4% (15) | 13 | 1986 |
| Carroll County | 125 | 43.2% | 5.6% (7) | 8 | 1974 |
| Champaign County | 193 | 88.1% | 1% (2) | 8 | 1981 |
| Clark County | 340 | 74.7% | 0.3% (1) | 10 | 1974 |
| Clermont County | 317 | 60.3% | 7.6% (24) | 18 | 1973 |
| Clinton County | 207 | 77.8% | 0.5% (1) | 4 | 1980 |
| Columbiana County | 324 | 58.6% | 3.7% (12) | 19 | 1962 |
| Coshocton County | 185 | 49.2% | 8.1% (15) | 20 | 1986 |
| Crawford County | 221 | 73.8% | 3.2% (7) | 8 | 1981 |
| Cuyahoga County | 869 | 42.9% | 9.3% (81) | 24 | 1970 |
| Darke County | 463 | 83.4% | 0.4% (2) | 14 | 1985 |
| Defiance County | 159 | 79.2% | 0.6% (1) | 5 | 1991 |
| Delaware County | 266 | 68.8% | 3.4% (9) | 10 | 1982 |
| Erie County | 226 | 61.9% | 1.8% (4) | 9 | 1978 |
| Fairfield County | 322 | 57.5% | 6.5% (21) | 22 | 1973 |
| Fayette County | 240 | 59.6% | 2.1% (5) | 5 | 1980 |
| Franklin County | 920 | 71.2% | 2.9% (27) | 8 | 1982 |
| Fulton County | 196 | 46.4% | 1.5% (3) | 28 | 1970 |
| Gallia County | 237 | 37.1% | 5.1% (12) | 31 | 1973 |
| Geauga County | 138 | 63.8% | 5.8% (8) | 5 | 1986 |
| Greene County | 344 | 66.3% | 3.2% (11) | 9 | 1977 |
| Guernsey County | 353 | 42.2% | 9.6% (34) | 29 | 1976 |
| Hamilton County | 782 | 57.2% | 2.8% (22) | 16 | 1970 |
| Hancock County | 357 | 72.5% | 1.1% (4) | 11 | 1989 |
| Hardin County | 277 | 67.1% | 5.4% (15) | 13 | 1980 |
| Harrison County | 138 | 39.1% | 14.5% (20) | 19 | 1961 |
| Henry County | 264 | 59.5% | 6.1% (16) | 15 | 1982 |
| Highland County | 245 | 71.4% | 2% (5) | 27 | 1986 |
| Hocking County | 295 | 75.9% | 0.7% (2) | 2 | 1985 |
| Holmes County | 208 | 46.2% | 3.8% (8) | 23 | 1978 |
| Huron County | 311 | 59.8% | 6.8% (21) | 23 | 1983 |
| Jackson County | 254 | 51.6% | 9.4% (24) | 32 | 1971 |
| Jefferson County | 226 | 42.9% | 8.8% (20) | 24 | 1967 |
| Knox County | 275 | 54.2% | 4.7% (13) | 27 | 1981 |
| Lake County | 211 | 54.5% | 7.6% (16) | 5 | 1974 |
| Lawrence County | 248 | 27% | 8.9% (22) | 36 | 1967 |
| Licking County | 432 | 59.3% | 6.9% (30) | 33 | 1989 |
| Logan County | 283 | 77.4% | 1.1% (3) | 20 | 1979 |
| Lorain County | 370 | 55.1% | 5.9% (22) | 18 | 1973 |
| Lucas County | 417 | 70.5% | 2.2% (9) | 6 | 1984 |
| Madison County | 200 | 66% | 8.5% (17) | 7 | 1983 |
| Mahoning County | 348 | 55.7% | 5.5% (19) | 12 | 1967 |
| Marion County | 230 | 60.4% | 3.9% (9) | 6 | 1976 |
| Medina County | 252 | 60.3% | 2.8% (7) | 11 | 1982 |
| Meigs County | 207 | 45.9% | 2.4% (5) | 55 | 1975 |
| Mercer County | 327 | 45.6% | 1.5% (5) | 7 | 1990 |
| Miami County | 312 | 69.9% | 5.8% (18) | 24 | 1984 |
| Monroe County | 169 | 44.4% | 11.2% (19) | 35 | 1965 |
| Montgomery County | 633 | 68.2% | 2.8% (18) | 20 | 1981 |
| Morgan County | 159 | 50.3% | 4.4% (7) | 34 | 1963 |
| Morrow County | 250 | 61.2% | 10.4% (26) | 32 | 1978 |
| Muskingum County | 364 | 58.8% | 9.1% (33) | 50 | 1970 |
| Noble County | 208 | 41.8% | 8.7% (18) | 37 | 1961 |
| Ottawa County | 160 | 63.8% | 1.9% (3) | 18 | 1973 |
| Paulding County | 177 | 68.4% | 6.2% (11) | 10 | 1986 |
| Perry County | 175 | 66.3% | 2.3% (4) | 14 | 1974 |
| Pickaway County | 223 | 62.3% | 3.1% (7) | 2 | 1964 |
| Pike County | 243 | 65.8% | 5.3% (13) | 21 | 1989 |
| Portage County | 217 | 50.2% | 8.3% (18) | 10 | 1977 |
| Preble County | 363 | 62.3% | 10.7% (39) | 31 | 1977 |
| Putnam County | 212 | 57.1% | 3.3% (7) | 27 | 1982 |
| Richland County | 358 | 65.6% | 5% (18) | 34 | 1985 |
| Ross County | 355 | 38.9% | 8.2% (29) | 24 | 1964 |
| Sandusky County | 303 | 67.3% | 2.6% (8) | 17 | 1974 |
| Scioto County | 374 | 65.5% | 4.5% (17) | 42 | 1985 |
| Seneca County | 278 | 73.7% | 1.4% (4) | 21 | 1983 |
| Shelby County | 274 | 73.7% | 1.8% (5) | 6 | 1990 |
| Stark County | 416 | 50% | 4.8% (20) | 23 | 1973 |
| Summit County | 559 | 55.3% | 2.1% (12) | 21 | 1975 |
| Trumbull County | 382 | 58.1% | 8.4% (32) | 14 | 1977 |
| Tuscarawas County | 337 | 64.7% | 2.7% (9) | 7 | 1981 |
| Union County | 221 | 67.4% | 3.6% (8) | 4 | 1985 |
| Van Wert County | 318 | 88.4% | 0% (0) | 23 | 1982 |
| Vinton County | 181 | 50.3% | 9.9% (18) | 39 | 1978 |
| Warren County | 338 | 60.7% | 5.3% (18) | 25 | 1981 |
| Washington County | 306 | 55.6% | 11.1% (34) | 43 | 1975 |
| Wayne County | 391 | 59.6% | 6.1% (24) | 48 | 1977 |
| Williams County | 241 | 49% | 3.3% (8) | 14 | 1974 |
| Wood County | 508 | 61.4% | 4.5% (23) | 61 | 1980 |
| Wyandot County | 235 | 68.5% | 1.3% (3) | 14 | 1985 |
Frequently asked questions
- How many bridges in Ohio are in poor condition?
- In the 2025 National Bridge Inventory, 1,266 of 26,713 highway bridges in Ohio were rated poor (4.7% of rated bridges).
- Which Ohio counties have the most bridges in poor condition?
- Among counties with at least 30 bridges, the highest shares rated poor are Harrison County (14.5%), Monroe County (11.2%), Washington County (11.1%), Preble County (10.7%), Morrow County (10.4%).
Source: Federal Highway Administration, National Bridge Inventory ยท 2025 data