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%.

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.

All Bridges in Indiana

CR 24

Fair

Over: BRANCH OF BAUGO CREEK

00.10 E OF CR 1, Elkhart, IN

Built 1978 Load: 45.0 t ADT: 1,137

CR 400E

Fair

Over: North Fork of COAL Creek

00.30 S of CR 400 N, Fountain, IN

Built 1982 Load: 45.0 t ADT: 117

CR 50 E

Fair

Over: BRANCH OF POND FLAT DIT

00.80 N OF CR 1200 S, Gibson, IN

Built 1993 Load: 45.0 t ADT: 840

US 24 EB

Fair

Over: SILVER CREEK

00.93 E SR 105, Huntington, IN

Built 2000 Load: 45.0 t ADT: 4,179

SR 5

Fair

Over: SALAMONIE RIVER

00.09 W SR 218, Huntington, IN

Built 1986 Load: 45.0 t ADT: 2,476

MAIN STREET

Fair

Over: COW CREEK

0.01 MI N OF VINE ST, Huntington, IN

Built 1960 Load: 45.0 t ADT: 394

DECKER ROAD

Fair

Over: PLASS DITCH

00.62 S OF HENRY ROAD, Knox, IN

Built 1972 Load: 45.0 t ADT: 200

WILSON ROAD

Fair

Over: LWR SHAKER PRAIRIE DITCH

01.16 E OF MASON DRIVE, Knox, IN

Built 1999 Load: 45.0 t ADT: 130

CR 250 EAST

Fair

Over: TURKEY CREEK

00.95 N OF CR 1300 N, Kosciusko, IN

Built 1980 Load: 45.0 t ADT: 100

MIDDLE LEESVILLE

Fair

Over: BACK CREEK

01.04 W OF LEESVILLE ROAD, Lawrence, IN

Built 1988 Load: 45.0 t ADT: 280

SHERMAN DR

Fair

Over: CONRAIL RR

00.25 N OF RAYMOND ST, Marion, IN

Built 1940 Load: 45.0 t ADT: 12,305

CR 800N

Fair

Over: BIG BLUE RIVER

00.64 E OF CR 800 W, Rush, IN

Built 1984 Load: 45.0 t ADT: 775

CR 700W

Fair

Over: Flint Run

00.17 N of CR 650 S, Tippecanoe, IN

Built 1961 Load: 45.0 t ADT: 357

SR 14

Fair

Over: SUGAR CREEK

00.36 E SR 5, Whitley, IN

Built 1995 Load: 45.0 t ADT: 2,259

LANDIN RD

Fair

Over: MAUMEE RIVER

00.01 S NORTH RIVER ROAD, Allen, IN

Built 1966 Load: 45.1 t ADT: 14,325

CR 125 W

Fair

Over: BR OF W FORK PIGEON CR

01.00 N OF SR 168, Gibson, IN

Built 1930 Load: 45.1 t ADT: 100

CR 100S

Fair

Over: BRINEY DITCH

00.52 W OF 400 E, Hancock, IN

Built 1971 Load: 45.1 t ADT: 1,110

SOUTHEASTERN AVE

Fair

Over: LICK CREEK

00.20 NW OF RAYMOND STREE, Marion, IN

Built 1982 Load: 45.1 t ADT: 8,144

FRANCESVILLE RD

Fair

Over: TIPPECANOE RIVER

00.07 NW of SR 119, Pulaski, IN

Built 1966 Load: 45.1 t ADT: 380

SALEM ROAD

Fair

Over: BLUE CREEK

0.10 MILES S OF CR 300 S, Adams, IN

Built 1958 Load: 45.2 t ADT: 273

ARLINGTON AVE

Fair

Over: LITTLE BUCK CREEK

00.20 N OF SOUTHPORT RD, Marion, IN

Built 1961 Load: 45.2 t ADT: 13,226

EAST 4TH ROAD

Fair

Over: YELLOW RIVER

00.50 E OF N GRAPE ROAD, Marshall, IN

Built 1970 Load: 45.2 t ADT: 375

N CEDAR ROAD

Fair

Over: DAUSMAN DITCH

00.80 N OF E. 8TH ROAD, Marshall, IN

Built 1920 Load: 45.2 t ADT: 100

CR 950N

Fair

Over: PETERS CREEK

00.10 E of CR 400 W, Putnam, IN

Built 1920 Load: 45.2 t ADT: 100

SLAB RD

Fair

Over: STUCKER DITCH

00.40 S GRAIN BIN RD, Scott, IN

Built 1982 Load: 45.3 t ADT: 650

GARRISON HOLLOW RD

Fair

Over: BR MIDDLE FORK BLUE RIVE

00.30 S of WALKER Rd, Washington, IN

Built 1963 Load: 45.3 t ADT: 122

SCIPIO RD

Fair

Over: HAMM DITCH

00.01 N KNOUSE ROAD, Allen, IN

Built 1971 Load: 45.4 t ADT: 312

GIBSON RD

Fair

Over: NATURAL DRAIN

00.20 W MILL ROAD, Allen, IN

Built 1950 Load: 45.4 t ADT: 31

SR 46

Fair

Over: NORTH FORK SALT CREEK

01.24 E SR 135, Brown, IN

Built 1964 Load: 45.4 t ADT: 10,520

SCHNELL Rd

Fair

Over: HALL Creek

00.30 S of SCHNELLVILLE R, Dubois, IN

Built 1997 Load: 45.4 t ADT: 152

SOUTHWAY BLVD

Fair

Over: KOKOMO CREEK

0.1 MI W CR 100 E, Howard, IN

Built 1964 Load: 45.4 t ADT: 4,054

SR 61

Fair

Over: BR WHITE RIVER OVERFLOW

02.69 N SR 56, Knox, IN

Built 2005 Load: 45.4 t ADT: 2,630

I-80 RM TO SR 912W

Fair

Over: NS RR

00.25 W I-80, Lake, IN

Built 1997 Load: 45.4 t ADT: 22,900

CR 300E

Fair

Over: LITTLE KILLBUCK CREEK

00.20 N CR 800 N, Madison, IN

Built 1989 Load: 45.4 t ADT: 281

CR 500N

Fair

Over: INDIAN CREEK

00.40 E CR 400 W, Madison, IN

Built 1984 Load: 45.4 t ADT: 820

CR 1100S

Fair

Over: HAM DITCH

00.20 W SR 109, Madison, IN

Built 1995 Load: 45.4 t ADT: 465

10TH ST

Fair

Over: GRASSY CREEK

00.35 E OF MITTHOEFFER RD, Marion, IN

Built 1976 Load: 45.4 t ADT: 16,016

CR 600E

Fair

Over: WALNUT CREEK

00.50 N of US 136, Montgomery, IN

Built 1982 Load: 45.4 t ADT: 525

ROSEDALE RD

Fair

Over: OTTER CREEK

00.10 N PARK AVE, Vigo, IN

Built 1960 Load: 45.4 t ADT: 7,071

CR 70W

Fair

Over: MILL Creek

00.10 N of CR 800 S, Fountain, IN

Built 1920 Load: 45.5 t ADT: 237

SOUTH FILBERT RD

Fair

Over: OUTLET ARM DITCH

00.10 N OF E 17TH RD, Marshall, IN

Built 1982 Load: 45.5 t ADT: 100

SOUTH FIR ROAD

Fair

Over: DEEP OUTLET MAIN

00.10 S OF E 17 B RD, Marshall, IN

Built 1982 Load: 45.5 t ADT: 175

Hidbrader Rd

Fair

Over: McAdoo Creek

00.21 MI W of STALLINGS R, Posey, IN

Built 2000 Load: 45.5 t ADT: 149

CR 50N

Fair

Over: DEER CREEK

00.30 E of CR 550 E, Putnam, IN

Built 1986 Load: 45.5 t ADT: 210

CR 200N

Fair

Over: HOGAN CREEK

00.25 W OF CR 525 E, Ripley, IN

Built 1977 Load: 45.5 t ADT: 150

CR 1300N

Fair

Over: BOBS CREEK

00.20 E OF SR 229, Ripley, IN

Built 1986 Load: 45.5 t ADT: 175

CR 850W

Fair

Over: SUGAR CREEK

00.34 S OF CR 600 N, Ripley, IN

Built 1977 Load: 45.5 t ADT: 100

HARTZELL RD

Fair

Over: TRIER DRAIN

00.10 S US 30, Allen, IN

Built 1977 Load: 45.6 t ADT: 4,735

CR 975E

Fair

Over: Darby Ditch

00.20 N of CR 500 S, Benton, IN

Built 2002 Load: 45.6 t ADT: 119

CR 1125 EAST

Fair

Over: LEWIS BRANCH

0.12 S OF CR 50 S, Jackson, IN

Built 1991 Load: 45.6 t ADT: 60

Showing 9,951-10,000 of 18,630 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.