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

RT J E

Unknown

Over: US 412

S 3 T 18 N R 12 E, Pemiscot, MO

Built 2002 ADT: 3,188

RT O E

Unknown

Over: IS 55

S 16 T 16 N R 11 E, Pemiscot, MO

Built 1962 ADT: 8,283

IS 155 N

Unknown

Over: COUNTY RD 362

S 3 T 17 N R 13 E, Pemiscot, MO

Built 1974 ADT: 20

830 E

Unknown

Over: IS 55

S 3015 T 36 N R 9 E, Perry, MO

Built 1970 ADT: 10,905

RT NN E

Unknown

Over: IS 55

S 20 T 36 N R 10 E, Perry, MO

Built 1970 ADT: 10,905

RT M S

Unknown

Over: IS 55

S 33 T 36 N R 10 E, Perry, MO

Built 1970 ADT: 9,854

RT T E

Unknown

Over: IS 55

S 840 T 35 N R 10 E, Perry, MO

Built 1970 ADT: 9,854

MO 51 S

Unknown

Over: IS 55

S 843 T 35 N R 10 E, Perry, MO

Built 1970 ADT: 9,997

RT K S

Unknown

Over: IS 55

S 36 T 35 N R 10 E, Perry, MO

Built 1970 ADT: 10,659

RT B S

Unknown

Over: IS 55

S 20 T 34 N R 11 E, Perry, MO

Built 1970 ADT: 10,659

RT F E

Unknown

Over: IS 55

S 27 T 34 N R 11 E, Perry, MO

Built 1970 ADT: 11,146

RT HH E

Unknown

Over: US 65

S 22 T 46 N R 21 W, Pettis, MO

Built 2022 ADT: 4,696

US 65 S

Unknown

Over: MO 765

S 5 T 45 N R 21 W, Pettis, MO

Built 1962 ADT: 5,794

LP 44 E

Unknown

Over: IS 44

S 10 T 37 N R 8 W, Phelps, MO

Built 1964 ADT: 17,742

RT E S

Unknown

Over: IS 44

S 2 T 37 N R 8 W, Phelps, MO

Built 1964 ADT: 18,637

RT V E

Unknown

Over: IS 44

S 32 T 38 N R 7 W, Phelps, MO

Built 1964 ADT: 19,008

8490 S

Unknown

Over: IS 44

S 8 T 37 N R 9 W, Phelps, MO

Built 1966 ADT: 16,698

RT J S

Unknown

Over: IS 44

S 3 T 36 N R 10 W, Phelps, MO

Built 1966 ADT: 14,422

RT D E

Unknown

Over: IS 44

S 24 T 37 N R 10 W, Phelps, MO

Built 1966 ADT: 16,698

RT U S

Unknown

Over: IS 44

S 12 T 38 N R 6 W, Phelps, MO

Built 1967 ADT: 18,019

RT C S

Unknown

Over: IS 44

S 11 T 37 N R 9 W, Phelps, MO

Built 1976 ADT: 18,879

RT BB E

Unknown

Over: CST OAK ST

S 11 T 37 N R 8 W, Phelps, MO

Built 1974 ADT: 3,500

VICHY RD S

Unknown

Over: IS 44

S 2 T 37 N R 8 W, Phelps, MO

Built 2005 ADT: 18,637

US 63 S

Unknown

Over: IS 44

S 1 T 37 N R 8 W, Phelps, MO

Built 1987 ADT: 19,108

MO 8 E

Unknown

Over: IS 44

S 19 T 38 N R 6 W, Phelps, MO

Built 1959 ADT: 18,019

US 61 N

Unknown

Over: CRD 292

S 24 T 53 N R 3 W, Pike, MO

Built 1978 ADT: 1,424

US 54 E

Unknown

Over: BU 61

S 23 T 53 N R 3 W, Pike, MO

Built 1978 ADT: 2,354

US 54 E

Unknown

Over: US 61

S 14 T 53 N R 3 W, Pike, MO

Built 1978 ADT: 7,880

US 61 N

Unknown

Over: CRD BUSINESS 54

S 24 T 53 N R 3 W, Pike, MO

Built 1978 ADT: 1,169

US 61 S

Unknown

Over: CRD BUSINESS 54

S 24 T 53 N R 3 W, Pike, MO

Built 1996 ADT: 1,169

US 61 S

Unknown

Over: CRD 292

S 24 T 53 N R 3 W, Pike, MO

Built 1996 ADT: 1,424

MO 161 S

Unknown

Over: US 61

S 30 T 53 N R 3 W, Pike, MO

Built 1996 ADT: 7,977

RT D S

Unknown

Over: US 61

S 1708 T 52 N R 1 W, Pike, MO

Built 1983 ADT: 7,726

RT UU E

Unknown

Over: US 61

S 14 T 53 N R 3 W, Pike, MO

Built 1995 ADT: 5,793

US 61 N

Unknown

Over: RT B

S 35 T 55 N R 4 W, Pike, MO

Built 1996 ADT: 909

US 61 S

Unknown

Over: RT B

S 35 T 55 N R 4 W, Pike, MO

Built 1996 ADT: 909

RP IS29N TO IS635S

Unknown

Over: RP IS29S TO NW GATEWAY A

S 33 T 51 N R 33 W, Platte, MO

Built 1967 ADT: 4,171

IS 635 N

Unknown

Over: RP IS29N TO IS635S

S 33 T 51 N R 33 W, Platte, MO

Built 1967 ADT: 13,314

RP IS29S TO NW GAT

Unknown

Over: RP IS635N TO IS29S

S 33 T 51 N R 33 W, Platte, MO

Built 1967 ADT: 11,546

IS 29 S

Unknown

Over: CST NW 112TH ST

S 26 T 52 N R 34 W, Platte, MO

Built 1968 ADT: 1,276

IS 29 N

Unknown

Over: CST NW 112TH ST

S 36 T 52 N R 34 W, Platte, MO

Built 1968 ADT: 1,276

IS 29 S

Unknown

Over: CST NW BARRY RD

S 7 T 51 N R 33 W, Platte, MO

Built 1968 ADT: 9,856

IS 29 N

Unknown

Over: CST NW BARRY RD

S 7 T 51 N R 33 W, Platte, MO

Built 1968 ADT: 9,856

MO 9 N

Unknown

Over: US 69

S 4 T 50 N R 33 W, Platte, MO

Built 1969 ADT: 7,744

MO 9 S

Unknown

Over: CST RIVERWAY BLVD

S 4 T 50 N R 33 W, Platte, MO

Built 1969 ADT: 9,444

RP IS29N TO RTDW W

Unknown

Over: RP IS29S TO RTD

S 14 T 52 N R 34 W, Platte, MO

Built 1968 ADT: 2,151

IS 29 S

Unknown

Over: RT D

S 14 T 52 N R 34 W, Platte, MO

Built 1968 ADT: 4,425

IS 29 N

Unknown

Over: RT D

S 14 T 52 N R 34 W, Platte, MO

Built 1968 ADT: 4,425

IS 29 S

Unknown

Over: CST N TIFFANY SPRINGS PK

S 36 T 52 N R 34 W, Platte, MO

Built 1968 ADT: 3,302

IS 29 N

Unknown

Over: CST N TIFFANY SPRINGS PK

S 36 T 52 N R 34 W, Platte, MO

Built 1968 ADT: 3,302

Showing 1,351-1,400 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.