State profile · Below national median SD

Ohio bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Ohio — drawn straight from the FHWA National Bridge Inventory.

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

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 rated 0-4

Structurally Deficient

4.5%

1,214 bridges flagged for repair priority

-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 — Structurally deficient 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 on the structurally deficient leaderboard (lower share = better)

States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Ohio on the same metric.

08

Colorado

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

41

Oregon

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

39

Ohio

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

34

New Jersey

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

06

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 composite NBI rating. Each is inspected at least every 24 months.

All Bridges in Ohio

USR 68

Unknown

Over: UNDER US 68

OVER SR 32, Brown, OH

Built 1979 ADT: 23,444

MILLIKIN ROAD CR-2

Unknown

Over: MILLIKIN RD CR-22

.22 MILES SOUTH OF SR-4, Butler, OH

Built 2000 ADT: 14,436

SR 4 SB

Unknown

Over: S4*S

SR 4 SB OVER SR 63, Butler, OH

Built 1969 ADT: 4,833

SR 4 NB

Unknown

Over: S4*N

NB RT 4 OVER SR 63, Butler, OH

Built 1969 ADT: 4,833

SR 4

Unknown

Over: S4*S;S4*N(S73*E)

RT 4 OVER SR 73, Butler, OH

Built 1957 ADT: 16,695

BYPASS 4

Unknown

Over: BY-PASS SR-4B

4.35 N.OF SR-4, Butler, OH

Built 1998 ADT: 37,676

US 27 SB

Unknown

Over: US27*S

SB US 27 OVER SR 128, Butler, OH

Built 1970 ADT: 10,936

US 27 NB

Unknown

Over: US27*N

NB US 27 OVER SR 128, Butler, OH

Built 1970 ADT: 10,936

ALLEN ROAD TR-126

Unknown

Over: ALLEN RD TR-126

.6 M S OF UNOIN CNTR BLVD, Butler, OH

Built 2004 ADT: 154,405

UNION CENTRE BLVD

Unknown

Over: UNION CNTR BLVD CR-2821

1.7 MI N. OF BUT CO LINE, Butler, OH

Built 1997 ADT: 123,852

IR-75 SOUTH

Unknown

Over: I75*S

SR 2.79 MI N HAM-BUT CO L, Butler, OH

Built 1960 ADT: 9,737

W CHESTER RD CR-11

Unknown

Over: W CHESTER RD CR-118

.4 MI N OF UNION CNTR BLV, Butler, OH

Built 2004 ADT: 145,708

IR-75 NORTH

Unknown

Over: I75*N

NB 2.79 MI N HAM-BUT CO L, Butler, OH

Built 1960 ADT: 9,737

CR-19 CINCIN-DAY R

Unknown

Over: CR-19 CINCIN-DAY RD

3.76 MI N HAM-BUT CO LINE, Butler, OH

Built 2002 ADT: 145,708

TYLERSVILLE RD CR-

Unknown

Over: TYLERSVILLE RD CR-20

5.35 MI NO OF HAM/BUT, Butler, OH

Built 1994 ADT: 139,111

LIBERTY WAY TR-337

Unknown

Over: LIBERTY WAY TR-3370

6.44 N. HAM-BUT CO LINE, Butler, OH

Built 1998 ADT: 136,575

BETHANY RD T132

Unknown

Over: BETHANY RD T132

7.5 MI N HAM-BUT CO LINE, Butler, OH

Built 1960 ADT: 125,584

SR 129

Unknown

Over: SR-129

AT JUNCTION OF I-75., Butler, OH

Built 1998 ADT: 136,575

IR75 N to SR 129 W

Unknown

Over: SR 129

0.14 MI W COX RD, Butler, OH

Built 2022 ADT: 8,374

IR 75 RAMP

Unknown

Over: IR 75 RAMP

IR 75 RAMP OFF SR129, Butler, OH

Built 2009 ADT: 111,760

TR-18 PRINCETON RD

Unknown

Over: PR-18 PRINCETON RD

2.61 MI. N. TYLERVILLE RD, Butler, OH

Built 1960 ADT: 125,584

MILLIKIN RD TR-22

Unknown

Over: MILLIKIN RD TR-22

8.51 MI N HAM-BUT CO LINE, Butler, OH

Built 1960 ADT: 125,584

KYLES STA. RD TR-

Unknown

Over: KYLES STA RD TR-23

1.66 MI S BUT-WAR CO LINE, Butler, OH

Built 1960 ADT: 125,584

IR 75

Unknown

Over: IR 75

.34 MI S BUT-WAR CO LINE, Butler, OH

Built 2010 ADT: 125,584

SR122

Unknown

Over: S122

2.22 MI E MIDDLETOWN NW C, Butler, OH

Built 1968 ADT: 1,800

REINARTZ BLVD.

Unknown

Over: REINARTZ BLVD*E;S122D*W

.54 MI S OF SR 4, Butler, OH

Built 1971 ADT: 500

SB RAMP TO REINART

Unknown

Over: RMP=UNIVY BLVD*S-S122D*W

.61 MI S OF SR 4, Butler, OH

Built 1971 ADT: 12,044

REINARTZ BLVD

Unknown

Over: S122*W;REINARTZ BLVD*E

REINARTZ OVER UNIVERSITY, Butler, OH

Built 1971 ADT: 4,929

WITT WAY MR-413

Unknown

Over: WITT WAY MR-413

.53 W OF SR 4, Butler, OH

Built 1984 ADT: 46,630

SR 129

Unknown

Over: SR 129

2.02 MI EAST OF SR 4, Butler, OH

Built 1999 ADT: 1

SR 129

Unknown

Over: SR 129

3.03 MI. EAST OF SR 4, Butler, OH

Built 1999 ADT: 1

SR 129

Unknown

Over: SR 129

3.03 MI. EAST OF SR 4, Butler, OH

Built 1999 ADT: 5

SR 129

Unknown

Over: SR 129

4.01 MI EAST OF SR 4, Butler, OH

Built 1999 ADT: 9,443

SR 129

Unknown

Over: SR 129

4.01 MI EAST OF SR 4, Butler, OH

Built 1999 ADT: 9,443

VAN GORDON RD TR-1

Unknown

Over: VAN GORDON RD TR-140

6.07 MI EAST OF SR 4, Butler, OH

Built 1999 ADT: 48,905

SR 129

Unknown

Over: SR 129

3.4 MI WEST OF I-75, Butler, OH

Built 1999 ADT: 5,087

SR 129

Unknown

Over: SR 129

3.4 MI WEST OF I-75, Butler, OH

Built 1999 ADT: 5,087

SR 129

Unknown

Over: SR 129

2.4 MI. WEST OF I-75, Butler, OH

Built 1999 ADT: 983

SR 129

Unknown

Over: SR 129

2.4 MI. WEST OF I-75, Butler, OH

Built 1999 ADT: 983

SR 129

Unknown

Over: SR 129

1.0 KM W. OF I-75, Butler, OH

Built 1999 ADT: 28,885

SR 129

Unknown

Over: SR 129

1.0 KM W. OF I-75, Butler, OH

Built 1999 ADT: 28,885

SR747

Unknown

Over: SR747

INTERSECTION OF SR129, Butler, OH

Built 1998 ADT: 48,905

Fairfield B. C. Dr

Unknown

Over: ROAD NUMBER 161

0.035 MI E S.R. FOUR, Butler, OH

Built 2004 ADT: 1,295

SR-4

Unknown

Over: EB SR 4

.55MI.N. OF JCT. IR-70, Clark, OH

Built 1967 ADT: 58,007

ENON RD CR315

Unknown

Over: ENON RD CR-315

0.75 MI N. OF JCT IR 70, Clark, OH

Built 2008 ADT: 24,961

SR-4

Unknown

Over: SR-4

JCT. SR-369, Clark, OH

Built 2005 ADT: 1,680

SR-4

Unknown

Over: SR-4

JCT. SR-369, Clark, OH

Built 2004 ADT: 1,680

OLD MILL RD TR-227

Unknown

Over: OLD MILL RD TR-227

.58 MI S OF JCT USR-40, Clark, OH

Built 1958 ADT: 24,181

SR-4

Unknown

Over: SR 4

.28MI.SW OF JCT.USR-40, Clark, OH

Built 1958 ADT: 2,047

SR-4

Unknown

Over: SR 4

.28MI.SW OF JCT. USR-40, Clark, OH

Built 1958 ADT: 2,047

Showing 251-300 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 Editorial.

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). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.