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

NE 5TH RD E

Unknown

Over: IS 49

S 23 T 32 N R 31 W, Barton, MO

Built 2014 ADT: 8,080

IS 49 S

Unknown

Over: LP 49

S 3 T 40 N R 31 W, Bates, MO

Built 1969 ADT: 3,047

IS 49 N

Unknown

Over: LP 49

S 3 T 40 N R 31 W, Bates, MO

Built 1969 ADT: 3,047

IS 49 S

Unknown

Over: CRD NW 1502

S 28 T 40 N R 31 W, Bates, MO

Built 1969 ADT: 332

IS 49 N

Unknown

Over: CRD NW 1502

S 28 T 40 N R 31 W, Bates, MO

Built 1969 ADT: 332

RT D E

Unknown

Over: IS 49

S 27 T 41 N R 31 W, Bates, MO

Built 1969 ADT: 8,711

RT TT E

Unknown

Over: IS 49

S 4 T 40 N R 31 W, Bates, MO

Built 1969 ADT: 8,711

MO 52 E

Unknown

Over: IS 49

S 21 T 40 N R 31 W, Bates, MO

Built 1969 ADT: 8,633

MO 18 E

Unknown

Over: IS 49

S 3 T 41 N R 31 W, Bates, MO

Built 1969 ADT: 9,657

RT A E

Unknown

Over: IS 49

S 9 T 38 N R 31 W, Bates, MO

Built 1969 ADT: 5,603

MO 52 E

Unknown

Over: IS 49

S 5 T 39 N R 31 W, Bates, MO

Built 2010 ADT: 7,275

RT E E

Unknown

Over: IS 49

S 21 T 42 N R 31 W, Bates, MO

Built 2011 ADT: 10,555

IS 49 S

Unknown

Over: CRD OLD TOWN ACCESS RD

S 20 T 39 N R 31 W, Bates, MO

Built 1966 ADT: 10

IS 49 N

Unknown

Over: CRD OLD TOWN ACCESS RD

S 20 T 39 N R 31 W, Bates, MO

Built 1966 ADT: 10

JACKSON ST S

Unknown

Over: MO 7

S 16 T 40 N R 22 W, Benton, MO

Built 1976 ADT: 5,135

US 65 S

Unknown

Over: CRD TRUMAN DAM ACCESS RD

S 9 T 40 N R 22 W, Benton, MO

Built 1977 ADT: 6,880

MO 7 N

Unknown

Over: US 65

S 20 T 26 N R 26 W, Benton, MO

Built 1976 ADT: 3,666

E MAIN N

Unknown

Over: US 65

S 16 T 40 N R 22 W, Benton, MO

Built 1976 ADT: 8,275

MO 83 S

Unknown

Over: US 65

S 21 T 40 N R 22 W, Benton, MO

Built 1976 ADT: 7,821

US 65 S

Unknown

Over: MO 83

S 27 T 40 N R 22 W, Benton, MO

Built 1977 ADT: 1,559

US 65 N

Unknown

Over: CRD TRUMAN DAM ACCESS RD

S 9 T 40 N R 22 W, Benton, MO

Built 2010 ADT: 6,880

MO 52 E

Unknown

Over: US 65

S 30 T 43 N R 21 W, Benton, MO

Built 1997 ADT: 4,342

MO 22 E

Unknown

Over: US 63

S 36 T 52 N R 13 W, Boone, MO

Built 1999 ADT: 7,305

US 40 E

Unknown

Over: IS 70

S 7 T 48 N R 13 W, Boone, MO

Built 1958 ADT: 23,198

RT AC E

Unknown

Over: US 63

S 29 T 48 N R 12 W, Boone, MO

Built 1968 ADT: 17,679

RT M E

Unknown

Over: US 63

S 11 T 46 N R 12 W, Boone, MO

Built 1973 ADT: 15,264

RT WW E

Unknown

Over: US 63

S 17 T 48 N R 12 W, Boone, MO

Built 1976 ADT: 26,641

US 63 N

Unknown

Over: MO 740

S 20 T 48 N R 12 W, Boone, MO

Built 1976 ADT: 11,441

US 63 S

Unknown

Over: MO 740

S 20 T 48 N R 12 W, Boone, MO

Built 1976 ADT: 9,283

VANDIVER DR E

Unknown

Over: US 63

S 1 T 48 N R 13 W, Boone, MO

Built 2002 ADT: 16,458

DISCOVERY PKWY S

Unknown

Over: US 63

S 33 T 48 N R 12 W, Boone, MO

Built 2007 ADT: 17,679

SORRELS OVERPASS D

Unknown

Over: IS 70

S 5 T 48 N R 13 W, Boone, MO

Built 1958 ADT: 22,820

OAKLAND GRAVEL RD

Unknown

Over: US 63

S 29 T 49 N R 12 W, Boone, MO

Built 1986 ADT: 8,547

PRATHERSVILLE RD E

Unknown

Over: US 63

S 19 T 49 N R 12 W, Boone, MO

Built 1986 ADT: 6,375

WAGON TRAIL RD S

Unknown

Over: US 63

S 18 T 49 N R 12 W, Boone, MO

Built 1985 ADT: 7,129

US 63 S

Unknown

Over: MO 763

S 13 T 49 N R 13 W, Boone, MO

Built 1985 ADT: 2,332

US 63 N

Unknown

Over: MO 763

S 13 T 49 N R 13 W, Boone, MO

Built 1992 ADT: 2,332

US 63 N

Unknown

Over: CST BROWN STATION RD

S 29 T 49 N R 12 W, Boone, MO

Built 1986 ADT: 4,484

US 63 S

Unknown

Over: CST BROWN STATION RD

S 29 T 49 N R 12 W, Boone, MO

Built 1986 ADT: 4,484

US 63 N

Unknown

Over: RT B

S 32 T 49 N R 12 W, Boone, MO

Built 1986 ADT: 19,762

US 63 S

Unknown

Over: RT B

S 32 T 49 N R 12 W, Boone, MO

Built 1986 ADT: 14,528

MEXICO GRAVEL RD E

Unknown

Over: US 63

S 33 T 49 N R 12 W, Boone, MO

Built 1984 ADT: 16,458

US 63C S

Unknown

Over: US 63

S 5 T 48 N R 12 W, Boone, MO

Built 1986 ADT: 11,771

US 63 N

Unknown

Over: IS 70

S 8 T 48 N R 12 W, Boone, MO

Built 1992 ADT: 25,909

US 63 S

Unknown

Over: CST CLARK LN

S 8 T 48 N R 12 W, Boone, MO

Built 1992 ADT: 27,596

US 63 N

Unknown

Over: US 63C

S 8 T 48 N R 12 W, Boone, MO

Built 1993 ADT: 14,309

US 63 S

Unknown

Over: US 63C

S 8 T 48 N R 12 W, Boone, MO

Built 1993 ADT: 14,309

MO 163 S

Unknown

Over: US 63

S 23 T 47 N R 12 W, Boone, MO

Built 2011 ADT: 14,967

RT Z S

Unknown

Over: IS 70

S 7 T 48 N R 11 W, Boone, MO

Built 2013 ADT: 20,255

RT B S

Unknown

Over: LP 70

S 6 T 48 N R 12 W, Boone, MO

Built 2014 ADT: 11,858

Showing 51-100 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.