State profile · Near median Poor share

Missouri bridge safety

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

24,654
Public bridges
34.5%
Good condition
8.5%
Poor condition

Data updated May 2026

Total Bridges

24,654

Public highway bridges in Missouri

Good Condition

34.5%

8,506 bridges rated 7-9

-15.5pp vs 50% benchmark

Poor Condition

8.5%

2,104 bridges whose lowest applicable component is rated 0-4

1.5pp vs national avg 7.0%

Missouri vs national bridge condition

Missouri - Good condition share 34.5%
National avg

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

Missouri - Poor-condition share 28.4%
National avg

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

Missouri 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 Missouri on the same metric.

IL

Illinois

7.88% top marginal rate
Structure
Progressive
Burden @ $100K
$27,743

MA

Massachusetts

7.96% top marginal rate
Structure
Progressive
Burden @ $100K
$5,314
Selected

MO

Missouri

8.53% top marginal rate
Structure
Progressive
Burden @ $100K
$24,654

MI

Michigan

8.92% top marginal rate
Structure
Progressive
Burden @ $100K
$1,188

AK

Alaska

10.12% top marginal rate
Structure
Progressive
Burden @ $100K
$909

Bridges Needing Most Attention in Missouri

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

All Bridges in Missouri

COUNTY RD 313

Fair

Over: SALINE BR

S 36 T 60 N R 13 W, Knox, MO

Built 1987 Load: 16.2 t ADT: 35

COUNTY RD 362

Fair

Over: LONG BR

S 14 T 60 N R 11 W, Knox, MO

Built 1988 Load: 16.2 t ADT: 20

MO 6 E

Fair

Over: S FK S FABIUS RVR

S 24 T 62 N R 12 W, Knox, MO

Built 1932 Load: 16.2 t ADT: 3,515

MO 15 S

Fair

Over: ROCK CR

S 25 T 62 N R 12 W, Knox, MO

Built 1932 Load: 16.2 t ADT: 1,025

JEWEL RD

Fair

Over: GOODWIN HOLLOW

S 5 T 35 N R 16 W, Laclede, MO

Built 1952 Load: 16.2 t ADT: 50

MILL CREEK RD

Fair

Over: BR DRY AUGLAIZE CR

S 11 T 34 N R 16 W, Laclede, MO

Built 1938 Load: 16.2 t ADT: 2,760

ORCHID DR

Fair

Over: OSAGE FK

S 16 T 32 N R 16 W, Laclede, MO

Built 1945 Load: 16.2 t ADT: 30

MILLER DR

Fair

Over: BR DOUSINBURY CR

S 17 T 33 N R 17 W, Laclede, MO

Built 1900 Load: 16.2 t ADT: 30

ATHENS RD

Fair

Over: PANTHER CR

S 10 T 32 N R 17 W, Laclede, MO

Built 1944 Load: 16.2 t ADT: 10

ELM PARK RD

Fair

Over: LIT SNI-A-BAR CR

S 33 T 50 N R 27 W, Lafayette, MO

Built 1920 Load: 16.2 t ADT: 40

PRAIRIE LANE RD

Fair

Over: BR LIT SNI-A-BAR C

S 7 T 49 N R 27 W, Lafayette, MO

Built 1930 Load: 16.2 t ADT: 28

JOHNSON DR

Fair

Over: LIT SNI-A-BAR CR

S 19 T 49 N R 27 W, Lafayette, MO

Built 1940 Load: 16.2 t ADT: 120

REPUBLICAN SCHOOL

Fair

Over: JOHNSON CR

S 9 T 49 N R 25 W, Lafayette, MO

Built 1940 Load: 16.2 t ADT: 70

THREE GROVES RD

Fair

Over: SALT FORK CR

S 5 T 50 N R 24 W, Lafayette, MO

Built 1950 Load: 16.2 t ADT: 35

GOODWIN RD

Fair

Over: TRIB OF SALT FORK

S 25 T 50 N R 25 W, Lafayette, MO

Built 1982 Load: 16.2 t ADT: 30

PRIVATE DRIVEWAY

Fair

Over: DAVIS CR

S 22 T 48 N R 37 W, Lafayette, MO

Built 1915 Load: 16.2 t ADT: 6

DADE SCHOOL RD

Fair

Over: E FK SNI-A-BAR CR

S 20 T 48 N R 28 W, Lafayette, MO

Built 1930 Load: 16.2 t ADT: 60

DADE SCHOOL RD

Fair

Over: E FK SNI-A-BAR CR

S 20 T 48 N R 28 W, Lafayette, MO

Built 1930 Load: 16.2 t ADT: 60

GOLDEN BELT RD

Fair

Over: HORSESHOE CR

S 3 T 49 N R 29 W, Lafayette, MO

Built 1930 Load: 16.2 t ADT: 600

MOUNT OLIVE RD

Fair

Over: MULKEY CR

S 20 T 48 N R 25 W, Lafayette, MO

Built 2015 Load: 16.2 t ADT: 30

RT TT E

Fair

Over: TURNBACK CR

S 2 T 28 N R 25 W, Lawrence, MO

Built 1961 Load: 16.2 t ADT: 166

COUNTY RD 550

Fair

Over: N FABIUS RVR

S 12 T 60 N R 7 W, Lewis, MO

Built 1987 Load: 16.2 t ADT: 90

DEER RUN RD 646

Fair

Over: HURRICANE CR

S 16 T 50 N R 2 E, Lincoln, MO

Built 1961 Load: 16.2 t ADT: 200

MYERS RD 729

Fair

Over: BIG CR

S 25 T 48 N R 1 W, Lincoln, MO

Built 1986 Load: 16.2 t ADT: 200

SCOTT RD 791

Fair

Over: BIG CR

S 25 T 48 N R 1 E, Lincoln, MO

Built 1986 Load: 16.2 t ADT: 300

RT H S

Fair

Over: BUCK CR

S 34 T 51 N R 2 W, Lincoln, MO

Built 1953 Load: 16.2 t ADT: 244

GALAXY RD

Fair

Over: TURKEY CR

S 4 T 57 N R 20 W, Linn, MO

Built 1940 Load: 16.2 t ADT: 80

COUNTY RD 361

Fair

Over: JOHNSON CR

S 1 T 56 N R 23 W, Livingston, MO

Built 1982 Load: 16.2 t ADT: 20

COUNTY RD 310

Fair

Over: CAMPBELL CR

S 7 T 56 N R 22 W, Livingston, MO

Built 1970 Load: 16.2 t ADT: 10

FALCON ST

Fair

Over: CHARITON RVR

S 22 T 56 N R 16 W, Macon, MO

Built 1983 Load: 16.2 t ADT: 35

OLD HWY 36

Fair

Over: OVRFL MID FK CHARI

S 8 T 57 N R 15 W, Macon, MO

Built 1929 Load: 16.2 t ADT: 35

COUNTY RD #217

Fair

Over: BR OF ROCK CR

S 29 T 34 N R 7 E, Madison, MO

Built 1922 Load: 16.2 t ADT: 50

COUNTY RD #217

Fair

Over: VILLAGE CR

S 34 T 34 N R 7 E, Madison, MO

Built 1936 Load: 16.2 t ADT: 35

COUNTY RD #208

Fair

Over: BR OF CASTOR RVR

S 16 T 33 N R 8 E, Madison, MO

Built 1923 Load: 16.2 t ADT: 15

COUNTY RD #205

Fair

Over: MILL CR

S 29 T 33 N R 7 E, Madison, MO

Built 1925 Load: 16.2 t ADT: 25

COUNTY RD #501

Fair

Over: MILL CR

S 25 T 33 N R 6 E, Madison, MO

Built 1981 Load: 16.2 t ADT: 35

COUNTY RD #507

Fair

Over: MATTHEWS CR

S 21 T 33 N R 6 E, Madison, MO

Built 1921 Load: 16.2 t ADT: 30

THOMPSON'S FORD RD

Fair

Over: LIT ST FRANCIS RVR

S 11 T 33 N R 6 E, Madison, MO

Built 1920 Load: 16.2 t ADT: 50

COUNTY RD #425

Fair

Over: CAPTAINS CR

S 24 T 32 N R 5 E, Madison, MO

Built 1975 Load: 16.2 t ADT: 10

COUNTY RD #310

Fair

Over: SHETLEYS CR

S 2 T 31 N R 7 E, Madison, MO

Built 1988 Load: 16.2 t ADT: 20

COUNTY RD 313

Fair

Over: SHETLEY CR

S 18 T 31 N R 8 E, Madison, MO

Built 1938 Load: 16.2 t ADT: 25

COUNTY RD #303

Fair

Over: MID FORK CR

S 18 T 31 N R 7 E, Madison, MO

Built 1938 Load: 16.2 t ADT: 75

COUNTY RD 264

Fair

Over: ROCK CR

S 20 T 34 N R 7 E, Madison, MO

Built 1918 Load: 16.2 t ADT: 25

COUNTY RD #313

Fair

Over: CASTOR RVR

S 30 T 31 N R 8 E, Madison, MO

Built 1935 Load: 16.2 t ADT: 25

COUNTY RD #523

Fair

Over: BR ST FRANCOIS CR

S 4 T 33 N R 6 E, Madison, MO

Built 1985 Load: 16.2 t ADT: 35

COUNTY RD 411

Fair

Over: UPPER PEAVINE CR

S 10 T 40 N R 7 W, Maries, MO

Built 1985 Load: 16.2 t ADT: 25

COUNTY RD 449

Fair

Over: BR OF LANES FK

S 7 T 39 N R 7 W, Maries, MO

Built 1940 Load: 16.2 t ADT: 50

COUNTY RD 621

Fair

Over: BR OF MARIES RVR

S 30 T 29 N R 10 W, Maries, MO

Built 1940 Load: 16.2 t ADT: 25

COUNTY RD 619

Fair

Over: RODGERS CR

S 7 T 39 N R 10 W, Maries, MO

Built 1936 Load: 16.2 t ADT: 20

COUNTY RD 187

Fair

Over: BIG BR NORTH RVR

S 21 T 58 N R 7 W, Marion, MO

Built 1986 Load: 16.2 t ADT: 35

Showing 4,001-4,050 of 24,654 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.