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%.

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.

All Bridges in Ohio

BURK. ST. HENRY RD

Fair

Over: BEAVER CREEK

0.4 MI S. S.R. 29, Mercer, OH

Built 1941 Load: 32.4 t ADT: 277

FLEETFOOT ROAD

Fair

Over: HARDIN CREEK

0.3 MI N. KUHN RD, Mercer, OH

Built 1971 Load: 32.4 t ADT: 588

FLEETFOOT ROAD

Fair

Over: BEAVER CREEK

0.1 MILES SOUTH S.R.29, Mercer, OH

Built 1941 Load: 32.4 t ADT: 956

WEITZ ROAD

Fair

Over: BRANCH BLIERDORFER DITCH

0.3 MI SOUTH OREGON RD, Mercer, OH

Built 1999 Load: 32.4 t ADT: 219

KUHN ROAD

Fair

Over: LITTLE BEAVER CREEK

0.1 MI E. KARCH ROAD, Mercer, OH

Built 1995 Load: 32.4 t ADT: 97

HELLWARTH ROAD

Fair

Over: TWELVE MILE CREEK

0.2 MI N MILLER ROAD, Mercer, OH

Built 1989 Load: 32.4 t ADT: 152

MONROE ROAD

Fair

Over: LITTLE BEAVER CREEK

0.2 MI E GAUSE ROAD, Mercer, OH

Built 1989 Load: 32.4 t ADT: 351

BUNKER HILL ROAD

Fair

Over: BRANCH BEAVER CREEK

.4 MILE EAST GAUSE ROAD, Mercer, OH

Built 1997 Load: 32.4 t ADT: 351

TOWNSHIP LINE ROAD

Fair

Over: LITTLE BLACK CREEK

0.3 MILES SOUTH TAMA ROAD, Mercer, OH

Built 1999 Load: 32.4 t ADT: 118

BURRVILLE ROAD

Fair

Over: PRAIRIE CREEK

0.2 MILES S. SKEELS ROAD, Mercer, OH

Built 2003 Load: 32.4 t ADT: 206

BURRVILLE ROAD

Fair

Over: BIG BLACK CREEK

0.1 MILES S. SCHAADT ROAD, Mercer, OH

Built 2003 Load: 32.4 t ADT: 104

OREGON ROAD

Fair

Over: BIG BLACK CREEK

0.3 MI. WEST ST RT 49, Mercer, OH

Built 1997 Load: 32.4 t ADT: 160

C196 TAMA RD

Fair

Over: BRANCH BIG BLACK CREEK

0.05 MI. W. OF WABASH RD, Mercer, OH

Built 2005 Load: 32.4 t ADT: 199

TAMA ROAD

Fair

Over: BIG BLACK CREEK

E OF SR49 0.35 MI, Mercer, OH

Built 1994 Load: 32.4 t ADT: 199

WABASH ROAD

Fair

Over: BIG BLACK CREEK

0.2 MI SOUTH SCHAADT ROAD, Mercer, OH

Built 1999 Load: 32.4 t ADT: 70

SCHAADT ROAD

Fair

Over: BIG BLACK CREEK

0.3 MI. W. BURRVILLE RD, Mercer, OH

Built 2005 Load: 32.4 t ADT: 67

WABASH ROAD

Fair

Over: BIG BLACK CREEK

0.1 MI S TAMA ROAD, Mercer, OH

Built 1920 Load: 32.4 t ADT: 70

ERASTUS DURBIN RD

Fair

Over: PRAIRIE CREEK

0.2 MI S FRAHM PIKE, Mercer, OH

Built 1985 Load: 32.4 t ADT: 342

OREGON ROAD

Fair

Over: BR BIG BLACK CREEK

E OF BURRVILLE .65MI, Mercer, OH

Built 1993 Load: 32.4 t ADT: 160

MUD PIKE

Fair

Over: PRAIRIE CREEK

0.6 MI E WABASH ROAD, Mercer, OH

Built 1980 Load: 32.4 t ADT: 351

SCHLEUCHER ROAD

Fair

Over: BRANCH PRAIRIE CREEK

0.2 MI E ERASTUS DURBIN, Mercer, OH

Built 1998 Load: 32.4 t ADT: 324

HONE-WEIR RD.

Fair

Over: PRAIRIE CREEK

0.4 MI. EAST BURRVILLE RD, Mercer, OH

Built 2002 Load: 32.4 t ADT: 351

CARMEL CHURCH RD

Fair

Over: PRAIRIE CREEK

0.3 MI. W. BURRVILLE RD., Mercer, OH

Built 2002 Load: 32.4 t ADT: 351

INDIAN TRAIL ROAD

Fair

Over: BRANCH MILE CREEK

0.1 MI. E. CASS MONTZ RD., Mercer, OH

Built 1989 Load: 32.4 t ADT: 39

INDIAN TRAIL ROAD

Fair

Over: BRUNS DITCH

0.3 MI E SR 716, Mercer, OH

Built 1986 Load: 32.4 t ADT: 30

CASSELLA MONTZ RD

Fair

Over: MILE CREEK

0.3 MI N MERC DARK RD, Mercer, OH

Built 1969 Load: 32.4 t ADT: 124

INDIAN TRAIL ROAD

Fair

Over: GEIER CREEK

0.9 MI E SR 716, Mercer, OH

Built 1986 Load: 32.4 t ADT: 30

BURRVILLE ROAD

Fair

Over: BRANCH OF TOTI CREEK

0.2 MI S SEIGRIST-JUTTE, Mercer, OH

Built 1985 Load: 32.4 t ADT: 179

CASSELLA MONTEZUMA

Fair

Over: MONTEZUMA CREEK

0.9 MI NORTH S.R. 274, Mercer, OH

Built 2005 Load: 32.4 t ADT: 336

MERCER-DARKE CO LN

Fair

Over: MILE CREEK

0.1 MI E CASS-MONT RD, Mercer, OH

Built 1999 Load: 32.4 t ADT: 173

TOWNSHIP LINE ROAD

Fair

Over: WABASH RIVER

0.1 MI. S. LANGE ROAD, Mercer, OH

Built 2005 Load: 32.4 t ADT: 378

MERCER-DARKE CO LN

Fair

Over: BRANCH MILE CREEK

0.4 MI E GOETTEMOELLER RD, Mercer, OH

Built 1998 Load: 32.4 t ADT: 179

MERCER-DARKE CO LN

Fair

Over: BRANCH OF MILE CREEK

0.8 MILES E. S.R. 716, Mercer, OH

Built 2003 Load: 32.4 t ADT: 206

GOETTEMOELLER ROAD

Fair

Over: MONTEZUMA CREEK

S OF SR274 0.8 MILE, Mercer, OH

Built 1994 Load: 32.4 t ADT: 219

MER DARKE CO LINE

Fair

Over: BRANCH OF MILE CREEK

0.5 MI EAST KREMER ROAD, Mercer, OH

Built 2002 Load: 32.4 t ADT: 228

TOWNSHIP LINE RD

Fair

Over: BRANCH OF WABASH RIVER

0.1 MI N FT REC. MINSTER, Mercer, OH

Built 1972 Load: 32.4 t ADT: 378

OHIO-IND ST LINE

Fair

Over: STONEY CREEK

0.4 MI N LOWERY RD, Mercer, OH

Built 1981 Load: 32.4 t ADT: 144

HARRISON ROAD

Fair

Over: CHICKASAW CREEK

0.6 MILES NORTH S.R. 274, Mercer, OH

Built 1999 Load: 32.4 t ADT: 412

CHICKASAW ROAD

Fair

Over: CHICKASAW CREEK

0.3 MI N SR 274, Mercer, OH

Built 1984 Load: 32.4 t ADT: 384

SEBASTIAN ROAD

Fair

Over: CHICKASAW CREEK

.4 MI EAST OF C716A, Mercer, OH

Built 1996 Load: 32.4 t ADT: 118

MER DARKE CO LN RD

Fair

Over: BRANCH OF MILE CREEK

0.4 MI E CLUNE STUCKE RD, Mercer, OH

Built 1985 Load: 32.4 t ADT: 233

FT REC. MINSTER RD

Fair

Over: BRANCH OF WABASH RIVER

0.1 MI W TOWNSHIP LINE RD, Mercer, OH

Built 1978 Load: 32.4 t ADT: 903

STELZER ROAD

Fair

Over: BEAVER CREEK

0.2 MI. N. S.R.274, Mercer, OH

Built 2003 Load: 32.4 t ADT: 69

SILER ROAD

Fair

Over: TWELVE MILE CREEK

.6 MI S. MERCER ROAD, Mercer, OH

Built 1997 Load: 32.4 t ADT: 324

DENNY ROAD

Fair

Over: EIGHT MILE CREEK

0.1 MI E. NEPTUNE MENDON, Mercer, OH

Built 2001 Load: 32.4 t ADT: 351

DENNY ROAD

Fair

Over: EIGHT MILE CREEK

E OF NEP-MEN RD 0.7 MI, Mercer, OH

Built 1992 Load: 32.4 t ADT: 351

NEPTUNE-MENDON RD

Fair

Over: TWELVE MILE CREEK

W OF CEL-MEN RD 0.3 MI, Mercer, OH

Built 1991 Load: 32.4 t ADT: 165

ELGIN ROAD

Fair

Over: KYLE PRAIRIE CREEK

0.3 MILES N. S.R. 707, Mercer, OH

Built 2003 Load: 32.4 t ADT: 184

GALLMAN RD

Fair

Over: ST MARYS RIVER

0.5 MI. N. OF MERCER ROAD, Mercer, OH

Built 2001 Load: 32.4 t ADT: 213

SR-55

Fair

Over: TRIB TO MIAMI RIVER

.35MI.E. OF JCT. SR-202, Miami, OH

Built 1982 Load: 32.4 t ADT: 5,407

Showing 8,501-8,550 of 26,753 bridges

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.

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.