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

IS 49 N

Fair

Over: BATES CO DRAIN DTC

S 29 T 39 N R 31 W, Bates, MO

Built 1966 Load: 27.0 t ADT: 8,105

RT DD S

Fair

Over: KNOBBY CR

S 36 T 40 N R 20 W, Benton, MO

Built 1954 Load: 27.0 t ADT: 410

MO 91 S

Fair

Over: DIVERSION CHNL

S 26 T 29 N R 10 E, Bollinger, MO

Built 1970 Load: 27.0 t ADT: 2,041

MO 51 S

Fair

Over: ZIMMERMAN BR

S 31 T 31 N R 10 E, Bollinger, MO

Built 1922 Load: 27.0 t ADT: 1,814

RT U S

Fair

Over: DRUNKEN CR

S 1200 T 30 N R 10 E, Bollinger, MO

Built 1958 Load: 27.0 t ADT: 196

KIRCHER RD

Fair

Over: TRIB TO HINKSON CR

S 13 T 49 N R 12 W, Boone, MO

Built 1981 Load: 27.0 t ADT: 250

RP US63C TO IS70W

Fair

Over: HINKSON CREEK

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

Built 1957 Load: 27.0 t ADT: 11,811

SE LOUTERMILCH

Fair

Over: PLATTE RVR

S 16 T 55 N R 34 W, Buchanan, MO

Built 1981 Load: 27.0 t ADT: 100

RT MM S

Fair

Over: BELCHER BR

S 16 T 55 N R 34 W, Buchanan, MO

Built 1955 Load: 27.0 t ADT: 602

RT H E

Fair

Over: MALDEN CR

S 6 T 55 N R 33 W, Buchanan, MO

Built 1948 Load: 27.0 t ADT: 421

MO 51 S

Fair

Over: DRAIN DTCH 30

S 19 T 22 N R 8 E, Butler, MO

Built 1966 Load: 27.0 t ADT: 1,201

COUNTY RD 410

Fair

Over: STREAM

S 15 T 26 N R 4 E, Butler, MO

Built 2003 Load: 27.0 t ADT: 50

SE PLEASANT HILL D

Fair

Over: SOUTH FORK OF MUD

S 27 T 55 N R 26 W, Caldwell, MO

Built 1994 Load: 27.0 t ADT: 15

RT A S

Fair

Over: DEAD OAK CR

S 2 T 55 N R 26 W, Caldwell, MO

Built 1938 Load: 27.0 t ADT: 1,331

MO 94 E

Fair

Over: NEIMAN BR

S 2635 T 44 N R 11 W, Callaway, MO

Built 1969 Load: 27.0 t ADT: 2,027

US 54 W

Fair

Over: HILLERS CR

S 21 T 46 N R 10 W, Callaway, MO

Built 1973 Load: 27.0 t ADT: 7,448

IS 70 W

Fair

Over: AUXVASSE CR

S 17 T 48 N R 8 W, Callaway, MO

Built 1963 Load: 27.0 t ADT: 18,392

PLEASANT KNOLL RD

Fair

Over: BR OF MURPHY CR

S 10 T 36 N R 14 W, Camden, MO

Built 1960 Load: 27.0 t ADT: 40

RT H E

Fair

Over: MURPHY CREEK

S 16 T 36 N R 14 W, Camden, MO

Built 1954 Load: 27.0 t ADT: 436

INDEPENDENCE ST

Fair

Over: HUBBLE CR

S 2250 T 33 N R 11 E, Cape Girardeau, MO

Built 1998 Load: 27.0 t ADT: 500

MO 25 S

Fair

Over: DRAIN DTCH NO 15

S 3 T 29 N R 12 E, Cape Girardeau, MO

Built 1952 Load: 27.0 t ADT: 4,448

RT C S

Fair

Over: SHAWNEE CR BR

S 29 T 33 N R 13 E, Cape Girardeau, MO

Built 1957 Load: 27.0 t ADT: 2,098

RT E E

Fair

Over: BRUSH CR

S 32 T 53 N R 23 W, Carroll, MO

Built 1972 Load: 27.0 t ADT: 600

US 24 E

Fair

Over: WAKENDA CR

S 4 T 52 N R 23 W, Carroll, MO

Built 1975 Load: 27.0 t ADT: 2,180

RT D S

Fair

Over: COTTONWOOD CR

S 15 T 55 N R 25 W, Carroll, MO

Built 1936 Load: 27.0 t ADT: 186

RT D S

Fair

Over: COTTONWOOD CR

S 21 T 55 N R 25 W, Carroll, MO

Built 1936 Load: 27.0 t ADT: 186

RT D S

Fair

Over: MILES BR

S 21 T 53 N R 25 W, Carroll, MO

Built 1949 Load: 27.0 t ADT: 178

RT B E

Fair

Over: MILL HOLLOW

S 5 T 25 N R 3 E, Carter, MO

Built 1933 Load: 27.0 t ADT: 549

RT J S

Fair

Over: SINKING CR

S 5 T 25 N R 2 W, Carter, MO

Built 1935 Load: 27.0 t ADT: 151

FREEDOM RD

Fair

Over: EIGHT MILE CR

S 7 T 44 N R 30 W, Cass, MO

Built 1997 Load: 27.0 t ADT: 100

COUNTY RD E 219 ST

Fair

Over: BR OF CAMP CR

S 18 T 45 N R 30 W, Cass, MO

Built 2003 Load: 27.0 t ADT: 25

KNIGHT RD

Fair

Over: E FK MASSEY CR

S 17 T 45 N R 32 W, Cass, MO

Built 2003 Load: 27.0 t ADT: 50

S BOARDMAN RD

Fair

Over: BIG CR

S 18 T 46 N R 30 W, Cass, MO

Built 2010 Load: 27.0 t ADT: 279

RT D S

Fair

Over: HARLESS CR

S 29 T 44 N R 33 W, Cass, MO

Built 1952 Load: 27.0 t ADT: 1,298

RT B E

Fair

Over: DAYTON BR

S 26 T 43 N R 30 W, Cass, MO

Built 1935 Load: 27.0 t ADT: 447

RT B E

Fair

Over: WILHITE BR

S 25 T 34 N R 29 W, Cedar, MO

Built 1947 Load: 27.0 t ADT: 808

PEDEN CHAPEL RD

Fair

Over: VAN DOOSEN BR

S 10 T 56 N R 18 W, Chariton, MO

Built 1986 Load: 27.0 t ADT: 35

ENYEART RD

Fair

Over: UNKNOWN CR

S 7 T 54 N R 18 W, Chariton, MO

Built 1910 Load: 27.0 t ADT: 20

MO 413 S

Fair

Over: DRY WASH

S 16 T 27 N R 24 W, Christian, MO

Built 1952 Load: 27.0 t ADT: 2,336

COUNTY RD 115

Fair

Over: BRANCH

S 12 T 65 N R 9 W, Clark, MO

Built 1930 Load: 27.0 t ADT: 30

COUNTY RD 182

Fair

Over: BR OF SUGAR CR

S 33 T 65 N R 7 W, Clark, MO

Built 1987 Load: 27.0 t ADT: 100

COUNTY RD 234

Fair

Over: FOREE BR

S 17 T 64 N R 8 W, Clark, MO

Built 1991 Load: 27.0 t ADT: 35

COUNTY RD 294

Fair

Over: HONEY CR

S 22 T 64 N R 7 W, Clark, MO

Built 1980 Load: 27.0 t ADT: 75

COUNTY RD 359

Fair

Over: BR OF WYACONDA RVR

S 16 T 63 N R 7 W, Clark, MO

Built 1930 Load: 27.0 t ADT: 50

MISSOURI CITY RD

Fair

Over: BUCK CR

S 12 T 51 N R 31 W, Clay, MO

Built 2012 Load: 27.0 t ADT: 220

IS 35 S

Fair

Over: LIT SHOAL CR

S 14 T 51 N R 32 W, Clay, MO

Built 1953 Load: 27.0 t ADT: 66,075

IS 35 S

Fair

Over: BIG SHOAL CR

S 27 T 51 N R 32 W, Clay, MO

Built 1958 Load: 27.0 t ADT: 33,658

IS 35 N

Fair

Over: BIG SHOAL CR

S 27 T 51 N R 32 W, Clay, MO

Built 1958 Load: 27.0 t ADT: 33,853

RT E S

Fair

Over: HOLZCLAW CR

S 22 T 53 N R 32 W, Clay, MO

Built 1956 Load: 27.0 t ADT: 878

W BRAZITO RD

Fair

Over: CORRENDER CR

S 26 T 43 N R 13 W, Cole, MO

Built 1900 Load: 27.0 t ADT: 400

Showing 7,351-7,400 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.