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

US 36 E

Unknown

Over: RT C

S 10 T 57 N R 15 W, Macon, MO

Built 1994 ADT: 891

US 36 W

Unknown

Over: RT C

S 10 T 57 N R 15 W, Macon, MO

Built 1994 ADT: 891

US 67 S

Unknown

Over: RT E

S 350 T 33 N R 7 E, Madison, MO

Built 1999 ADT: 1,212

500 E

Unknown

Over: US 67

S 836 T 33 N R 6 E, Madison, MO

Built 1999 ADT: 6,326

US 67 N

Unknown

Over: RT E

S 350 T 33 N R 7 E, Madison, MO

Built 1999 ADT: 1,212

MO 72 E

Unknown

Over: US 67

S 12 T 33 N R 6 E, Madison, MO

Built 2012 ADT: 6,169

IS 72 E

Unknown

Over: US 61

S 19 T 57 N R 4 W, Marion, MO

Built 2000 ADT: 29,762

MO 6 E

Unknown

Over: US 24

S 11 T 59 N R 6 W, Marion, MO

Built 1968 ADT: 8,190

RP US61S TO US24E

Unknown

Over: US 24

S 1 T 59 N R 6 W, Marion, MO

Built 1973 ADT: 9,268

US 61 N

Unknown

Over: US 24

S 1 T 59 N R 6 W, Marion, MO

Built 1973 ADT: 10,270

US 61 S

Unknown

Over: OR 24

S 1 T 59 N R 6 W, Marion, MO

Built 1973 ADT: 255

US 61 N

Unknown

Over: OR 24

S 1 T 59 N R 6 W, Marion, MO

Built 1973 ADT: 255

CO CRD 426 TO RTMM

Unknown

Over: US 36

S 32 T 57 N R 5 W, Marion, MO

Built 2001 ADT: 5,411

SHINN LN S

Unknown

Over: US 36

S 27 T 57 N R 5 W, Marion, MO

Built 2001 ADT: 5,262

VETERANS RD S

Unknown

Over: US 36

S 23 T 57 N R 5 W, Marion, MO

Built 2002 ADT: 5,266

US 24 E

Unknown

Over: US 36

S 31 T 57 N R 5 W, Marion, MO

Built 2001 ADT: 5,262

225 S

Unknown

Over: US 36

S 7 T 56 N R 7 W, Marion, MO

Built 1978 ADT: 4,876

US 36 E

Unknown

Over: CST MUNGER LN

S 24 T 57 N R 5 W, Marion, MO

Built 2003 ADT: 7,677

US 36 W

Unknown

Over: CST MUNGER LN

S 24 T 57 N R 5 W, Marion, MO

Built 2003 ADT: 3,848

MO 168 E

Unknown

Over: US 24

S 24 T 58 N R 6 W, Marion, MO

Built 2017 ADT: 6,579

MO 79 S

Unknown

Over: CST WARREN BARRETT DR

S 28 T 57 N R 4 W, Marion, MO

Built 2023 ADT: 1,144

BU 61 N

Unknown

Over: US 24

S 1 T 57 N R 6 W, Marion, MO

Built 1960 ADT: 5,988

US 61 S

Unknown

Over: US 24

S 12 T 57 N R 6 W, Marion, MO

Built 1960 ADT: 2,351

IS 72 E

Unknown

Over: CST WABASH AVE

S 21 T 57 N R 4 W, Marion, MO

Built 2000 ADT: 10

IS 72 W

Unknown

Over: CST CENTRAL AVE

S 19 T 57 N R 4 W, Marion, MO

Built 1993 ADT: 1,510

IS 72 E

Unknown

Over: CST CENTRAL AVE

S 19 T 57 N R 4 W, Marion, MO

Built 1993 ADT: 1,510

IS 72 E

Unknown

Over: MO 79

S 192 T 57 N R 4 W, Marion, MO

Built 1997 ADT: 13,136

IS 72 W

Unknown

Over: MO 79

S 192 T 57 N R 4 W, Marion, MO

Built 1997 ADT: 13,136

COUNTRY CLUB DR S

Unknown

Over: IS 72

S 19 T 57 N R 4 W, Marion, MO

Built 1995 ADT: 7,995

RESERVOIR ST S

Unknown

Over: MO 79

S 29 T 57 N R 4 W, Marion, MO

Built 1956 ADT: 11,201

MO 79 S

Unknown

Over: CST LYON ST

S 28 T 57 N R 4 W, Marion, MO

Built 1966 ADT: 1,414

IS 49 N

Unknown

Over: RT B

S 7 T 23 N R 32 W, McDonald, MO

Built 1998 ADT: 1,130

IS 49 S

Unknown

Over: RT B

S 7 T 23 N R 32 W, McDonald, MO

Built 1998 ADT: 1,130

IS 49 N

Unknown

Over: MO 59

S 18 T 23 N R 32 W, McDonald, MO

Built 1999 ADT: 4,667

IS 49 S

Unknown

Over: MO 59

S 18 T 23 N R 32 W, McDonald, MO

Built 1999 ADT: 5,919

IS 49 N

Unknown

Over: RT NN

S 32 T 23 N R 32 W, McDonald, MO

Built 2000 ADT: 580

IS 49 S

Unknown

Over: RT NN

S 32 T 23 N R 32 W, McDonald, MO

Built 2000 ADT: 580

IS 49 N

Unknown

Over: CRD INDIAN CREEK RD

S 8 T 22 N R 32 W, McDonald, MO

Built 1999 ADT: 170

MO 76 E

Unknown

Over: IS 49

S 8 T 22 N R 32 W, McDonald, MO

Built 1999 ADT: 6,747

IS 49 N

Unknown

Over: CRD SCHOOL ST

S 17 T 23 N R 32 W, McDonald, MO

Built 1999 ADT: 230

IS 49 S

Unknown

Over: CRD SCHOOL ST

S 17 T 23 N R 32 W, McDonald, MO

Built 1999 ADT: 230

IS 49 S

Unknown

Over: CRD INDIAN CREEK RD

S 8 T 22 N R 32 W, McDonald, MO

Built 1998 ADT: 170

IS 49 N

Unknown

Over: CRD CEDAR RD

S 17 T 22 N R 32 W, McDonald, MO

Built 2001 ADT: 690

IS 49 S

Unknown

Over: CRD CEDAR RD

S 17 T 22 N R 32 W, McDonald, MO

Built 2001 ADT: 690

BU 71 S

Unknown

Over: IS 49

S 20 T 22 N R 32 W, McDonald, MO

Built 2001 ADT: 4,165

RT EE E

Unknown

Over: IS 49

S 29 T 22 N R 32 W, McDonald, MO

Built 2004 ADT: 4,165

IS 49 N

Unknown

Over: CRD ELK RIVER RD

S 33 T 22 N R 32 W, McDonald, MO

Built 2005 ADT: 118

IS 49 S

Unknown

Over: CRD ELK RIVER RD

S 33 T 22 N R 32 W, McDonald, MO

Built 2005 ADT: 118

IS 49 N

Unknown

Over: RT H

S 4 T 21 N R 32 W, McDonald, MO

Built 2005 ADT: 1,259

IS 49 S

Unknown

Over: RT H

S 4 T 21 N R 32 W, McDonald, MO

Built 2005 ADT: 1,968

Showing 1,201-1,250 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.