State profile · Below median Poor share

Ohio bridge safety

Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Ohio, based on the FHWA National Bridge Inventory.

26,753
Public bridges
50.3%
Good condition
4.5%
Poor condition

Data updated May 2026

Total Bridges

26,753

Public highway bridges in Ohio

Good Condition

50.3%

13,446 bridges rated 7-9

0.3pp vs 50% benchmark

Poor Condition

4.5%

1,214 bridges whose lowest applicable component is rated 0-4

-2.5pp vs national avg 7.0%

Ohio vs national bridge condition

Ohio - Good condition share 50.3%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Ohio - Poor-condition share 15.1%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Condition Distribution

Ohio60.3%34.3%GoodFairPoor
Bridge inventory deck-condition mix - Ohio (FHWA NBI)

Counties (88)

Adams 184 Allen 367 Ashland 283 Ashtabula 305 Athens 309 Auglaize 321 Belmont 310 Brown 223 Butler 377 Carroll 125 Champaign 192 Clark 340 Clermont 319 Clinton 209 Columbiana 321 Coshocton 186 Crawford 221 Cuyahoga 871 Darke 463 Defiance 158 Delaware 268 Erie 225 Fairfield 320 Fayette 241 Franklin 922 Fulton 198 Gallia 237 Geauga 141 Greene 344 Guernsey 350 Hamilton 784 Hancock 357 Hardin 276 Harrison 140 Henry 265 Highland 245 Hocking 293 Holmes 208 Huron 311 Jackson 257 Jefferson 226 Knox 274 Lake 210 Lawrence 249 Licking 439 Logan 281 Lorain 366 Lucas 418 Madison 198 Mahoning 348 Marion 229 Medina 274 Meigs 207 Mercer 329 Miami 315 Monroe 167 Montgomery 632 Morgan 159 Morrow 250 Muskingum 363 Noble 208 Ottawa 158 Paulding 176 Perry 175 Pickaway 224 Pike 245 Portage 217 Preble 357 Putnam 213 Richland 356 Ross 356 Sandusky 303 Scioto 376 Seneca 275 Shelby 277 Stark 415 Summit 563 Trumbull 383 Tuscarawas 337 Union 221 Van Wert 317 Vinton 179 Warren 336 Washington 309 Wayne 391 Williams 242 Wood 508 Wyandot 236

Ohio vs nearby ranks

Adjacent states by Poor-condition share (lower share = better)

States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Ohio on the same metric.

CO

Colorado

4.32% top marginal rate
Structure
Progressive
Burden @ $100K
$8,965

OR

Oregon

4.46% top marginal rate
Structure
Progressive
Burden @ $100K
$8,310
Selected

OH

Ohio

4.54% top marginal rate
Structure
Progressive
Burden @ $100K
$26,753

NJ

New Jersey

4.59% top marginal rate
Structure
Progressive
Burden @ $100K
$6,796

CA

California

4.60% top marginal rate
Structure
Progressive
Burden @ $100K
$27,040

Bridges Needing Most Attention in Ohio

Six lowest-condition bridges in Ohio, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

TOWNSHIP RD. 243-A

Poor

Over: BAUGHMAN CREEK

0.02 MI. S. OF T.H. 240-E, Trumbull, OH

Built 1981 Load: 0.6 t ADT: 209

DARRTOWN RD

Poor

Over: FOUR MILE CREEK

OVER FOUR MILE CREEK, Butler, OH

Built 1986 Load: 1.3 t ADT: 324

BRIDGE STREET

Poor

Over: MID BR POR RIV BRIDGE ST

0.15 ML W OF P-VILLE RD, Wood, OH

Built 1947 Load: 1.9 t ADT: 175

MAPLE STREET

Poor

Over: SWEENEY RUN

0.6 MI. S. OF OHIO 161, Madison, OH

Built 1928 Load: 2.3 t ADT: 740

Jones Road

Poor

Over: Kale Creek

Kale Creek, Portage, OH

Built 1978 Load: 2.3 t ADT: 324

TOWNSHIP RD 7659

Poor

Over: BRUSHY FORK

.3MI S OF STATE HWY 22, Guernsey, OH

Built 1940 Load: 2.7 t ADT: 96

Related

All states → | National rankings → | Understanding conditions → | Retired SD term explained →
Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.

Understanding Bridge Conditions

How FHWA rates bridge condition on a 0-9 scale.

Check Your Daily Bridges

How to look up bridge condition data for bridges on your route.

Read our methodology — how this data is sourced, computed, and verified.

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.