State profile · Near national median SD

Missouri bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Missouri — drawn straight from the FHWA National Bridge Inventory.

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

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 rated 0-4

Structurally Deficient

8.5%

2,104 bridges flagged for repair priority

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 — Structurally deficient share 28.4%
National avg

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

Condition Distribution

Bridge inventory deck-condition mix — Missouri (FHWA NBI)

Missouri34.50150077066601%48.14228928368622%8.53411211162489%8.53411211162489%GoodFairPoorStructurally Deficient
Bridge inventory deck-condition mix — Missouri (FHWA NBI)

Missouri vs nearby ranks

Adjacent states on the structurally deficient leaderboard (lower share = better)

States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Missouri on the same metric.

17

Illinois

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

25

Massachusetts

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

29

Missouri

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

26

Michigan

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

02

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 composite NBI rating. Each is inspected at least every 24 months.

All Bridges in Missouri

RT BB S

Fair

Over: DEER CR

S 3 T 29 N R 30 W, Jasper, MO

Built 1967 Load: 17.1 t ADT: 619

SUMAC RD

Fair

Over: OPOSSUM CR

S 19 T 30 N R 30 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 45

COUNTY RD 10

Fair

Over: DEER CR

S 2 T 29 N R 29 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 10

COUNTY RD 20

Fair

Over: DEER CR

S 3 T 29 N R 29 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 15

COUNTY RD 30

Fair

Over: DEER CR

S 4 T 29 N R 29 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 50

COUNTY RD 50

Fair

Over: DRY CR

S 18 T 29 N R 29 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 30

COUNTY RD 60

Fair

Over: DRY CR

S 13 T 29 N R 30 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 30

COUNTY RD 70

Fair

Over: DRY CR

S 14 T 29 N R 30 W, Jasper, MO

Built 1979 Load: 17.1 t ADT: 25

COUNTY RD 185

Fair

Over: N FK SPRING RVR

S 2 T 29 N R 32 W, Jasper, MO

Built 1973 Load: 17.1 t ADT: 50

COUNTY RD 280

Fair

Over: TRIB TO SPRING RVR

S 17 T 29 N R 33 W, Jasper, MO

Built 1936 Load: 17.1 t ADT: 40

COUNTY RD 284

Fair

Over: TRIB TO SPRING RVR

S 30 T 29 N R 33 W, Jasper, MO

Built 1946 Load: 17.1 t ADT: 200

PINE RD

Fair

Over: DRY CR

S 6 T 29 N R 31 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 20

OAK RD

Fair

Over: BLACKBERRY CR

S 5 T 29 N R 33 W, Jasper, MO

Built 1972 Load: 17.1 t ADT: 50

MAPLE RD

Fair

Over: SPRING RVR

S 7 T 29 N R 33 W, Jasper, MO

Built 1972 Load: 17.1 t ADT: 100

COUNTY RD 200

Fair

Over: TRIB TO CENTER CR

S 9 T 28 N R 32 W, Jasper, MO

Built 1936 Load: 17.1 t ADT: 100

COUNTY RD 20

Fair

Over: TRIB WHITE OAK CR

S 34 T 29 N R 29 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 30

HARMONY RD

Fair

Over: TRIB TO SPRING RVR

S 8 T 28 N R 30 W, Jasper, MO

Built 1940 Load: 17.1 t ADT: 100

COUNTY RD 20

Fair

Over: TRIB OF CENTER CR

S 3 T 27 N R 29 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 75

COUNTY RD 20

Fair

Over: TRIB OF CENTER CR

S 10 T 27 N R 29 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 30

COUNTY RD 40

Fair

Over: CENTER CR

S 32 T 28 N R 29 W, Jasper, MO

Built 1972 Load: 17.1 t ADT: 200

COUNTY RD 100

Fair

Over: JENKINS CR

S 17 T 27 N R 30 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 120

COUNTY RD 100

Fair

Over: JENKINS CR

S 17 T 27 N R 30 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 120

COUNTY RD 100

Fair

Over: JENKINS CR

S 17 T 27 N R 30 W, Jasper, MO

Built 1932 Load: 17.1 t ADT: 100

COUNTY RD 100

Fair

Over: JENKINS CR

S 17 T 27 N R 30 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 100

COUNTY RD 160

Fair

Over: GROVE CR

S 17 T 27 N R 31 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 55

LAWRENCE CO AVE

Fair

Over: TRIB OF SPRING RVR

S 11 T 28 N R 29 W, Jasper, MO

Built 1930 Load: 17.1 t ADT: 5

VFW DR

Fair

Over: PLATTIN CR

S 1906 T 40 N R 6 E, Jefferson, MO

Built 1920 Load: 17.1 t ADT: 150

BROWN FORD RD

Fair

Over: BIG RVR

S 3053 T 40 N R 3 E, Jefferson, MO

Built 1906 Load: 17.1 t ADT: 200

MAMMOTH RD

Fair

Over: BIG RVR

S 11 T 39 N R 3 E, Jefferson, MO

Built 1984 Load: 17.1 t ADT: 200

OLD RT M

Fair

Over: DRY FORK CR

S 22 T 42 N R 5 E, Jefferson, MO

Built 1950 Load: 17.1 t ADT: 2,500

CO RD NE 101

Fair

Over: BLACKJACK CR

S 13 T 47 N R 25 W, Johnson, MO

Built 1982 Load: 17.1 t ADT: 65

CO RD NE 251

Fair

Over: BR F BLACKWATER RV

S 5 T 46 N R 25 W, Johnson, MO

Built 1930 Load: 17.1 t ADT: 78

CO RD SW 600

Fair

Over: W FK PIN OAK CR

S 20 T 45 N R 27 W, Johnson, MO

Built 1900 Load: 17.1 t ADT: 50

CO RD SW 800

Fair

Over: HOGAN FK

S 32 T 45 N R 26 W, Johnson, MO

Built 1900 Load: 17.1 t ADT: 45

CO RD SW 51

Fair

Over: BRAWLEY CR

S 26 T 45 N R 26 W, Johnson, MO

Built 1996 Load: 17.1 t ADT: 45

CO RD NW 100

Fair

Over: S FK BLACKWATER RV

S 16 T 46 N R 28 W, Johnson, MO

Built 1900 Load: 17.1 t ADT: 45

CO RD NW 21

Fair

Over: WHITE OAK CR

S 16 T 45 N R 28 W, Johnson, MO

Built 1988 Load: 17.1 t ADT: 110

COUNTY RD 382

Fair

Over: S FABIUS RVR

S 6 T 60 N R 10 W, Knox, MO

Built 1984 Load: 17.1 t ADT: 65

COUNTY RD 1180

Fair

Over: ELM CR

S 23 T 27 N R 26 W, Lawrence, MO

Built 1930 Load: 17.1 t ADT: 75

COUNTY RD 224

Fair

Over: TROUBLESOME CR

S 2 T 60 N R 9 W, Lewis, MO

Built 1993 Load: 17.1 t ADT: 100

DEER RUN RD 646

Fair

Over: HURRICANE CR

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

Built 1963 Load: 17.1 t ADT: 200

COUNTY RD 330

Fair

Over: BR OF TOWSTRING CR

S 31 T 56 N R 21 W, Livingston, MO

Built 1930 Load: 17.1 t ADT: 5

N SANTA FE

Fair

Over: UNNAMED CR

S 35 T 60 N R 16 W, Macon, MO

Built 1989 Load: 17.1 t ADT: 25

MO 3 S

Fair

Over: BNSF RR

S 20 T 60 N R 15 W, Macon, MO

Built 1967 Load: 17.1 t ADT: 324

INKWELL ST

Fair

Over: E FK CHARITON RVR

S 25 T 59 N R 15 W, Macon, MO

Built 2000 Load: 17.1 t ADT: 25

RT WW E

Fair

Over: BRUSH CR

S 29 T 57 N R 17 W, Macon, MO

Built 1960 Load: 17.1 t ADT: 212

RT A E

Fair

Over: GREASY CR

S 2257 T 32 N R 8 E, Madison, MO

Built 1969 Load: 17.1 t ADT: 1,390

COUNTY RD 433

Fair

Over: COPPEDGE CR

S 25 T 39 N R 7 W, Maries, MO

Built 2002 Load: 17.1 t ADT: 20

COUNTY RD 341

Fair

Over: LAZY BR

S 7 T 58 N R 5 W, Marion, MO

Built 1977 Load: 17.1 t ADT: 50

AURORA ST

Fair

Over: IRWIN CR

S 2 T 66 N R 23 W, Mercer, MO

Built 1999 Load: 17.1 t ADT: 20

Showing 4,501-4,550 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 Editorial.

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). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.