State profile · Below median Poor share

Indiana bridge safety

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

18,630
Public bridges
36.1%
Good condition
4.9%
Poor condition

Data updated May 2026

Total Bridges

18,630

Public highway bridges in Indiana

Good Condition

36.1%

6,733 bridges rated 7-9

-13.9pp vs 50% benchmark

Poor Condition

4.9%

920 bridges whose lowest applicable component is rated 0-4

-2.1pp vs national avg 7.0%

Indiana vs national bridge condition

Indiana - Good condition share 36.1%
National avg

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

Indiana - Poor-condition share 16.5%
National avg

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

Condition Distribution

Indiana40.7%53.7%GoodFairPoor
Bridge inventory deck-condition mix - Indiana (FHWA NBI)

Counties (92)

Adams 191 Allen 601 Bartholomew 263 Benton 147 Blackford 56 Boone 235 Brown 34 Carroll 159 Cass 161 Clark 144 Clay 144 Clinton 205 Crawford 117 Daviess 205 DeKalb 147 Dearborn 139 Decatur 141 Delaware 272 Dubois 214 Elkhart 272 Fayette 98 Floyd 144 Fountain 195 Franklin 158 Fulton 82 Gibson 348 Grant 278 Greene 233 Hamilton 440 Hancock 189 Harrison 124 Hendricks 341 Henry 192 Howard 194 Huntington 183 Jackson 308 Jasper 186 Jay 124 Jefferson 151 Jennings 148 Johnson 213 Knox 282 Kosciusko 145 LaGrange 100 LaPorte 229 Lake 488 Lawrence 158 Madison 297 Marion 964 Marshall 185 Martin 104 Miami 165 Monroe 226 Montgomery 241 Morgan 241 Newton 167 Noble 88 Ohio 41 Orange 133 Owen 143 Parke 195 Perry 146 Pike 164 Porter 280 Posey 205 Pulaski 100 Putnam 284 Randolph 253 Ripley 188 Rush 223 Scott 113 Shelby 243 Spencer 241 St. Joseph 228 Starke 85 Steuben 134 Sullivan 208 Switzerland 62 Tippecanoe 329 Tipton 109 Union 58 Vanderburgh 286 Vermillion 125 Vigo 294 Wabash 189 Warren 136 Warrick 183 Washington 173 Wayne 342 Wells 155 White 214 Whitley 112

Indiana 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 Indiana on the same metric.

AR

Arkansas

4.71% top marginal rate
Structure
Progressive
Burden @ $100K
$5,544

WA

Washington

4.81% top marginal rate
Structure
Progressive
Burden @ $100K
$8,808
Selected

IN

Indiana

4.94% top marginal rate
Structure
Progressive
Burden @ $100K
$18,630

KS

Kansas

5.25% top marginal rate
Structure
Progressive
Burden @ $100K
$23,867

WY

Wyoming

5.41% top marginal rate
Structure
Progressive
Burden @ $100K
$3,181

Bridges Needing Most Attention in Indiana

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

MOUNT LIBERTY ROAD

Poor

Over: MOUNT LIBERTY CREEK

00.10 S 4 MILE RD, Brown, IN

Built 1929 Load: 2.7 t ADT: 150

CR 250W

Poor

Over: JONES CREEK

00.70 S of CR 250 N, Putnam, IN

Built 1925 Load: 2.7 t ADT: 180

CR 675W

Poor

Over: BRANCH OF LEATHERMAN CR

00.20 S of CR 125 N, Putnam, IN

Built 1930 Load: 2.7 t ADT: 130

CR 275S

Poor

Over: CONRAIL RR

00.50 E of CR 600 W, Putnam, IN

Built 1910 Load: 2.7 t ADT: 130

SHAPED CHARGE ROAD

Poor

Over: LITTLE OTTER CREEK

1.2 MILES NORTH OF K RD, Ripley, IN

Built 1899 Load: 2.7 t ADT: 2

WONJU ROAD

Poor

Over: TRIBUTARY OF BIG CREEK

0.3 MILE NORTH OF G ROAD, Ripley, IN

Built 1990 Load: 2.7 t ADT: 10

All Bridges in Indiana

RAIL ROAD

Good

Over: COFFEE CREEK

00.30 E JCT SR 49, Porter, IN

Built 2001 Load: 32.7 t ADT: 1,520

LUTE ROAD

Good

Over: WILLOW CREEK

00.20 E SWANSON ROAD, Porter, IN

Built 2011 Load: 32.7 t ADT: 920

JOSEPH AVENUE

Good

Over: ROBBINS DITCH

00.10 W BLACKSTONE CIRCLE, Porter, IN

Built 2012 Load: 32.7 t ADT: 500

CR 250W

Good

Over: SALT CREEK

01.10 S JCT SR 130, Porter, IN

Built 2011 Load: 32.7 t ADT: 6,850

CR 1100N

Good

Over: COFFEE CREEK

00.30 E SR 49, Porter, IN

Built 2013 Load: 32.7 t ADT: 3,410

CR 600E

Good

Over: LITTLE CALUMET RIVER

00.20 S CR 1350N, Porter, IN

Built 2014 Load: 32.7 t ADT: 200

GATEWAY BOULEVARD

Good

Over: JOHNSON DITCH

00.40 E SR 49, Porter, IN

Built 2015 Load: 32.7 t ADT: 290

GATEWAY BOULEVARD

Good

Over: COFFEE CREEK

00.50 E SR 49, Porter, IN

Built 2015 Load: 32.7 t ADT: 290

PORTER AVENUE

Good

Over: COFFEE CREEK

00.10 E CALUMET RD, Porter, IN

Built 2015 Load: 32.7 t ADT: 5,330

CR 1275N

Good

Over: BRANCH OF KEMPER DITCH

00.30 E 600 E, Porter, IN

Built 2016 Load: 32.7 t ADT: 120

CENTRAL AVENUE

Good

Over: ROBBINS DITCH

00.42 E, HAMSTROM ROAD, Porter, IN

Built 2020 Load: 32.7 t ADT: 11,200

SR 69

Good

Over: DRAINAGE DITCH - NORTH

00.53 N SR 68, Posey, IN

Built 1999 Load: 32.7 t ADT: 2,644

SR 69

Good

Over: DRAINAGE DITCH

01.93 S I-64, Posey, IN

Built 1999 Load: 32.7 t ADT: 2,644

SR 69

Good

Over: COMPTON DITCH

00.51 S I-64, Posey, IN

Built 1999 Load: 32.7 t ADT: 2,644

SR 14

Good

Over: LINCOLN DITCH

01.46 E SR 39, Pulaski, IN

Built 1996 Load: 32.7 t ADT: 1,815

SR 42

Good

Over: BRANCH DOE CREEK

01.10 W US 231, Putnam, IN

Built 1993 Load: 32.7 t ADT: 1,081

US 231

Good

Over: FALLS BRANCH

02.61 S US 36, Putnam, IN

Built 2006 Load: 32.7 t ADT: 4,441

US 231

Good

Over: TRIB BIG RACCOON CREEK

00.60 S of S JCT SR 236, Putnam, IN

Built 2007 Load: 32.7 t ADT: 3,724

I-70 WB

Good

Over: MILL CREEK

08.19 E US 231, Putnam, IN

Built 1966 Load: 32.7 t ADT: 19,250

DNR SERVICE ROAD

Good

Over: DEWEESE BRANCH

00.95 N US 40, Putnam, IN

Built 2011 Load: 32.7 t ADT: 143

CR 725W

Good

Over: BYRD BRANCH CREEK

00.40 N of CR 900 N, Putnam, IN

Built 2000 Load: 32.7 t ADT: 130

CR 375N

Good

Over: OWL CREEK

00.30 E of CR 600 W, Putnam, IN

Built 1991 Load: 32.7 t ADT: 760

CR 50S

Good

Over: DEER CREEK

00.60 E of CR 550 E, Putnam, IN

Built 1999 Load: 32.7 t ADT: 2,570

CR 850S

Good

Over: BIG WALNUT CREEK

00.10 E of CR 650 W, Putnam, IN

Built 1992 Load: 32.7 t ADT: 210

CR 700S

Good

Over: VERMILLION BRANCH CREEK

00.50 W of CR 750 E, Putnam, IN

Built 1975 Load: 32.7 t ADT: 430

LAFAYETTE ST

Good

Over: DOE CREEK

00.20 N of US 231, Putnam, IN

Built 1995 Load: 32.7 t ADT: 740

CR 1025E

Good

Over: MILL CREEK

00.40 S of CR 800 S, Putnam, IN

Built 1997 Load: 32.7 t ADT: 180

CR 200S

Good

Over: CSX RR

00.10 W of JACKSON, Putnam, IN

Built 2002 Load: 32.7 t ADT: 270

CR 625W

Good

Over: BIG WALNUT CREEK

00.30 N of US 40, Putnam, IN

Built 2004 Load: 32.7 t ADT: 520

DUNBAR RD

Good

Over: BRANCH BIG WALNUT CR

01.00 E CR 300 W, Putnam, IN

Built 2015 Load: 32.7 t ADT: 1,430

SR 1

Good

Over: LAMB DITCH

04.31 N US 36, Randolph, IN

Built 2003 Load: 32.7 t ADT: 1,118

CR 600N

Good

Over: BUSH CREEK

00.50 MI E of SR 1, Randolph, IN

Built 1987 Load: 32.7 t ADT: 136

CR 200W

Good

Over: WHITE RIVER

00.70 MI N OF SR 32, Randolph, IN

Built 1981 Load: 32.7 t ADT: 305

CR 180N

Good

Over: WHITE RIVER

00.50 MI E OF CR 200 W, Randolph, IN

Built 2002 Load: 32.7 t ADT: 136

CR 650N

Good

Over: CLEAR CREEK

00.68 MI E OF US 27, Randolph, IN

Built 1987 Load: 32.7 t ADT: 136

CR 675W

Good

Over: WHITE RIVER

00.20 MI N of SR 32, Randolph, IN

Built 1996 Load: 32.7 t ADT: 114

CR 400E

Good

Over: WHITE RIVER

00.96 MI N OF SR 32, Randolph, IN

Built 1992 Load: 32.7 t ADT: 182

CR 100S

Good

Over: CABIN CREEK

00.53 MI W OF SR 1, Randolph, IN

Built 1983 Load: 32.7 t ADT: 136

CR 1000W

Good

Over: WHITE RIVER

01.64 S SR 32, Randolph, IN

Built 1999 Load: 32.7 t ADT: 505

CR 1000W

Good

Over: LITTLE WHITE RIVER

00.61 MI N OF CR 400 S, Randolph, IN

Built 1990 Load: 32.7 t ADT: 270

CR 200S

Good

Over: WHITE RIVER

01.89 E US 27, Randolph, IN

Built 1988 Load: 32.7 t ADT: 107

CR 220E

Good

Over: WHITE RIVER

00.23 MI S OF CR 200 S, Randolph, IN

Built 1976 Load: 32.7 t ADT: 107

CR 1100W

Good

Over: NETTLE CREEK

00.87 MI S OF US 35, Randolph, IN

Built 1982 Load: 32.7 t ADT: 318

CR 500N

Good

Over: HARSHMAN CREEK

00.71 MI W OF CR 500 E, Randolph, IN

Built 1980 Load: 32.7 t ADT: 517

CR 550N

Good

Over: LOW'S BRANCH

00.58 MI E OF CR 600 E, Randolph, IN

Built 1993 Load: 32.7 t ADT: 335

CR 1100S

Good

Over: NOLANDS FORK

03.10 MI W SR 227, Randolph, IN

Built 1978 Load: 32.7 t ADT: 156

CR 350S

Good

Over: GREENVILLE CREEK

00.46 MI W OF SR 227, Randolph, IN

Built 1979 Load: 32.7 t ADT: 517

CR 1000S

Good

Over: NOLANDS FORK

02.40 W SR 227, Randolph, IN

Built 1984 Load: 32.7 t ADT: 270

CR 1100S

Good

Over: MARTINDALE CREEK

00.63 MI W OF CR 475 W, Randolph, IN

Built 1983 Load: 32.7 t ADT: 136

CR 950S

Good

Over: GREENS FORK

00.08 MI W OF US 27, Randolph, IN

Built 1987 Load: 32.7 t ADT: 311

Showing 13,501-13,550 of 18,630 bridges

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.