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

COUNTY ROAD 413

Fair

Over: TRIB OF GRAND RVR

S 8 T 53 N R 20 W, Carroll, MO

Built 1910 Load: 3.6 t ADT: 15

BRUSH COLLEGE RD

Fair

Over: BR OF E CR

S 6 T 44 N R 31 W, Cass, MO

Built 1985 Load: 3.6 t ADT: 100

COUNTY RD 239

Fair

Over: DRAIN DTCH

S 17 T 22 N R 10 E, Dunklin, MO

Built 1980 Load: 3.6 t ADT: 100

LITTLE BAY RD

Fair

Over: TRIB OF PUNCHEON C

S 32 T 44 N R 5 W, Gasconade, MO

Built 1945 Load: 3.6 t ADT: 40

NW1051

Fair

Over: BR OF BIG CR

S 6 T 43 N R 27 W, Henry, MO

Built 1930 Load: 3.6 t ADT: 25

LINCOLN RD

Fair

Over: MID BR OF SQUAW CR

S 6 T 62 N R 38 W, Holt, MO

Built 1900 Load: 3.6 t ADT: 10

COUNTY RD 310

Fair

Over: SMITH CR

S 11 T 59 N R 37 W, Holt, MO

Built 1940 Load: 3.6 t ADT: 5

LIVINGSTON DR

Fair

Over: BR DRY AUGLAIZE CR

S 9 T 36 N R 16 W, Laclede, MO

Built 1900 Load: 3.6 t ADT: 20

COUNTY RD 2170

Fair

Over: HONEY CR

S 22 T 27 N R 25 W, Lawrence, MO

Built 1920 Load: 3.6 t ADT: 50

TAVERN CR RD

Fair

Over: RABBITHEAD CR

S 24 T 39 N R 13 W, Miller, MO

Built 1930 Load: 3.6 t ADT: 100

COUNTY RD 326

Fair

Over: BRANCH

S 16 T 55 N R 9 W, Monroe, MO

Built 1940 Load: 3.6 t ADT: 15

GRACEY CREEK RD

Fair

Over: GRACEY CR

S 4 T 42 N R 16 W, Morgan, MO

Built 1930 Load: 3.6 t ADT: 20

PVT 43-1 E

Fair

Over: DRAIN DTCH

S 35 T 25 N R 34 W, Newton, MO

Built 1950 Load: 3.6 t ADT: 10

PVT 43-2 E

Fair

Over: DRAIN DTCH

S 35 T 25 N R 34 W, Newton, MO

Built 1950 Load: 3.6 t ADT: 10

PVT NN-1 S

Fair

Over: DRAIN DTCH

S 13 T 26 N R 33 W, Newton, MO

Built 1950 Load: 3.6 t ADT: 10

PVT 86-1 S

Fair

Over: DRAIN DTCH

S 20 T 25 N R 31 W, Newton, MO

Built 1950 Load: 3.6 t ADT: 10

PVT 86-2 S

Fair

Over: DRAIN DTCH

S 20 T 25 N R 31 W, Newton, MO

Built 1950 Load: 3.6 t ADT: 10

PVT 86-3 E

Fair

Over: DRAIN DTCH

S 20 T 25 N R 31 W, Newton, MO

Built 1950 Load: 3.6 t ADT: 10

W MAIN ST

Fair

Over: BRUSHY CR

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

Built 1970 Load: 3.6 t ADT: 2,000

E FOURTH ST

Fair

Over: BR OF LIT PINEY

S 22 T 37 N R 9 W, Phelps, MO

Built 2009 Load: 3.6 t ADT: 15

125TH ST

Fair

Over: BRANCH

S 6 T 66 N R 19 W, Putnam, MO

Built 1940 Load: 3.6 t ADT: 20

ELM TRAIL

Fair

Over: BRANCH

S 10 T 65 N R 17 W, Putnam, MO

Built 1930 Load: 3.6 t ADT: 5

OREGON DR 257

Fair

Over: BRANCH

S 20 T 53 N R 7 W, Ralls, MO

Built 1935 Load: 3.6 t ADT: 20

COUNTY RD 518

Fair

Over: WAHITE DRAIN DTCH

S 2 T 26 N R 12 E, Stoddard, MO

Built 1956 Load: 3.6 t ADT: 35

COUNTY RD 760

Fair

Over: DRAIN DTCH

S 16 T 24 N R 11 E, Stoddard, MO

Built 1966 Load: 3.6 t ADT: 35

COUNTY RD 357

Fair

Over: DRAIN DTCH

S 1 T 27 N R 11 E, Stoddard, MO

Built 1935 Load: 3.6 t ADT: 35

CEDAR ST

Fair

Over: TRIB OF WHITE BR

S 5 T 35 N R 31 W, Vernon, MO

Built 1940 Load: 3.6 t ADT: 400

COUNTY RD 501

Fair

Over: CREEK

S 27 T 29 N R 7 E, Wayne, MO

Built 1950 Load: 3.6 t ADT: 50

COUNTY RD 442

Fair

Over: MID BRUSHY CR

S 11 T 27 N R 3 E, Wayne, MO

Built 1950 Load: 3.6 t ADT: 40

COUNTY RD 324

Fair

Over: CAMP CRK

S 1 T 29 N R 4 E, Wayne, MO

Built 1950 Load: 3.6 t ADT: 10

COUNTY RD 73

Fair

Over: BR NODAWAY RVR

S 25 T 60 N R 37 W, Andrew, MO

Built 1940 Load: 4.5 t ADT: 10

WISCHMEIER AVE

Fair

Over: BR LITTLE TEBO

S 21 T 42 N R 22 W, Benton, MO

Built 1994 Load: 4.5 t ADT: 50

COUNTY RD 340

Fair

Over: LIT WHITEWATER CR

S 25 T 32 N R 10 E, Bollinger, MO

Built 1937 Load: 4.5 t ADT: 10

NE PROCTORVILLE RD

Fair

Over: BR OF SHOAL CR

S 23 T 56 N R 26 W, Caldwell, MO

Built 1930 Load: 4.5 t ADT: 15

NICHOLS ST

Fair

Over: KCS RR

S 8 T 47 N R 9 W, Callaway, MO

Built 1940 Load: 4.5 t ADT: 1,500

COUNTY ROAD 161

Fair

Over: PLUM BR

S 12 T 53 N R 25 W, Carroll, MO

Built 1940 Load: 4.5 t ADT: 5

COUNTY RD 188

Fair

Over: BRANCH

S 16 T 65 N R 6 W, Clark, MO

Built 1920 Load: 4.5 t ADT: 30

188TH ST

Fair

Over: CARROLL CR

S 5 T 53 N R 30 W, Clay, MO

Built 1960 Load: 4.5 t ADT: 52

BLOCK BRANCH RD

Fair

Over: DRY FK CR

S 26 T 41 N R 5 W, Gasconade, MO

Built 1900 Load: 4.5 t ADT: 35

RED BIRD RD

Fair

Over: BOURBEUSE RVR

S 23 T 40 N R 6 W, Gasconade, MO

Built 1928 Load: 4.5 t ADT: 30

COUNTY RD 150

Fair

Over: HIGHLY CR

S 7 T 62 N R 37 W, Holt, MO

Built 1930 Load: 4.5 t ADT: 10

FARMERS DR

Fair

Over: BR OF LIT TARKIO C

S 5 T 62 N R 39 W, Holt, MO

Built 1920 Load: 4.5 t ADT: 10

MULBERRY ST

Fair

Over: BR OF STOUTS CR

S 30 T 34 N R 4 E, Iron, MO

Built 1960 Load: 4.5 t ADT: 100

COUNTY RD 1177

Fair

Over: TRIB TURNBACK CR

S 2 T 29 N R 26 W, Lawrence, MO

Built 1920 Load: 4.5 t ADT: 30

COUNTY RD 1040

Fair

Over: SPRING RVR

S 15 T 28 N R 28 W, Lawrence, MO

Built 1930 Load: 4.5 t ADT: 50

COUNTY RD 2180

Fair

Over: DRY VALLEY BR

S 29 T 27 N R 28 W, Lawrence, MO

Built 1900 Load: 4.5 t ADT: 50

INDIGO RD

Fair

Over: BEAR BR

S 20 T 59 N R 19 W, Linn, MO

Built 1930 Load: 4.5 t ADT: 5

BARON RD

Fair

Over: LEWIS CR

S 18 T 58 N R 21 W, Linn, MO

Built 1935 Load: 4.5 t ADT: 5

PVT PRIVATE DRIVE

Fair

Over: DRAINAGE DITCH

S 28 T 21 N R 34 W, McDonald, MO

Built 1950 Load: 4.5 t ADT: 20

SHAW RD

Fair

Over: BLYTHES CR

S 6 T 42 N R 14 W, Miller, MO

Built 1930 Load: 4.5 t ADT: 25

Showing 2,251-2,300 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.