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 AC S

Unknown

Over: US 36

S 13 T 57 N R 35 W, Buchanan, MO

Built 1973 ADT: 6,746

IS 229 S

Unknown

Over: CST PROSPECT AVE

S 5 T 57 N R 35 W, Buchanan, MO

Built 1973 ADT: 118

IS 229 N

Unknown

Over: US 59

S 8 T 57 N R 35 W, Buchanan, MO

Built 1979 ADT: 5,562

IS 229 N

Unknown

Over: CST ATCHISON ST

S 20 T 57 N R 35 W, Buchanan, MO

Built 1979 ADT: 1,622

IS 229 S

Unknown

Over: CST ATCHISON ST

S 20 T 57 N R 35 W, Buchanan, MO

Built 1979 ADT: 1,622

MO 752 W

Unknown

Over: IS 229

S 34 T 57 N R 35 W, Buchanan, MO

Built 1977 ADT: 10,814

RT YY E

Unknown

Over: IS 29

S 14 T 57 N R 35 W, Buchanan, MO

Built 1958 ADT: 24,679

US 36 W

Unknown

Over: MO 759

S 20 T 57 N R 35 W, Buchanan, MO

Built 1985 ADT: 3,460

US 36 E

Unknown

Over: MO 759

S 20 T 57 N R 35 W, Buchanan, MO

Built 1983 ADT: 3,460

RT AC S

Unknown

Over: CST EASTON RD

S 25 T 57 N R 35 W, Buchanan, MO

Built 2007 ADT: 221

RP US36E TO IS229N

Unknown

Over: MO 759

S 20 T 57 N R 35 W, Buchanan, MO

Built 1982 ADT: 3,460

RP IS229N TO MO759

Unknown

Over: MO 759

S 17 T 57 N R 35 W, Buchanan, MO

Built 1983 ADT: 3,460

RT H E

Unknown

Over: IS 29

S 26 T 56 N R 35 W, Buchanan, MO

Built 1958 ADT: 16,970

AG EXPO WAY S

Unknown

Over: US 36

S 18 T 57 N R 34 W, Buchanan, MO

Built 2016 ADT: 6,746

MO 116 E

Unknown

Over: IS 29

S 23 T 55 N R 35 W, Buchanan, MO

Built 2019 ADT: 18,234

US 169 S

Unknown

Over: CST EASTON RD

S 26 T 57 N R 35 W, Buchanan, MO

Built 1990 ADT: 969

PICKETT RD E

Unknown

Over: IS 29

S 23 T 57 N R 35 W, Buchanan, MO

Built 1958 ADT: 21,033

US 36 W

Unknown

Over: CST 13TH ST

S 17 T 57 N R 35 W, Buchanan, MO

Built 1996 ADT: 642

US 36 E

Unknown

Over: CST 13TH ST

S 17 T 57 N R 35 W, Buchanan, MO

Built 1996 ADT: 642

US 36 E

Unknown

Over: LP 29

S 17 T 57 N R 35 W, Buchanan, MO

Built 1996 ADT: 2,767

US 36 W

Unknown

Over: LP 29

S 17 T 57 N R 35 W, Buchanan, MO

Built 1996 ADT: 2,767

AGENCY RD S

Unknown

Over: US 36

S 21 T 57 N R 35 W, Buchanan, MO

Built 1961 ADT: 11,018

US 36 E

Unknown

Over: CST 28TH ST

S 21 T 57 N R 35 W, Buchanan, MO

Built 1961 ADT: 3,685

US 36 W

Unknown

Over: CST 28TH ST

S 21 T 57 N R 35 W, Buchanan, MO

Built 1961 ADT: 5,396

33RD ST S

Unknown

Over: US 36

S 22 T 57 N R 35 W, Buchanan, MO

Built 1961 ADT: 11,952

US 36 E

Unknown

Over: US 169

S 23 T 57 N R 35 W, Buchanan, MO

Built 1961 ADT: 21,261

IS 29 S

Unknown

Over: US 169

S 26 T 57 N R 35 W, Buchanan, MO

Built 1958 ADT: 9,037

COOK RD E

Unknown

Over: IS 29

S 26 T 58 N R 35 W, Buchanan, MO

Built 1962 ADT: 21,014

GENE FIELD RD E

Unknown

Over: IS 29

S 2 T 57 N R 35 W, Buchanan, MO

Built 1962 ADT: 20,643

22ND ST N

Unknown

Over: US 36

S 21 T 57 N R 35 W, Buchanan, MO

Built 1961 ADT: 11,018

US 36 E

Unknown

Over: CST SOUTHWEST PKWY

S 22 T 57 N R 35 W, Buchanan, MO

Built 1961 ADT: 3,201

US 36 W

Unknown

Over: CST SOUTHWEST PKWY

S 22 T 57 N R 35 W, Buchanan, MO

Built 1961 ADT: 4,116

SE 40 E

Unknown

Over: IS 29

S 23 T 56 N R 35 W, Buchanan, MO

Built 1958 ADT: 16,970

IS 29 N

Unknown

Over: US 169

S 26 T 57 N R 35 W, Buchanan, MO

Built 1958 ADT: 8,106

US 36 E

Unknown

Over: CST 8TH ST

S 20 T 57 N R 35 W, Buchanan, MO

Built 1951 ADT: 582

US 36 E

Unknown

Over: LP 29

S 20 T 57 N R 35 W, Buchanan, MO

Built 1961 ADT: 5,472

US 169 S

Unknown

Over: IS 29

S 26 T 58 N R 35 W, Buchanan, MO

Built 1962 ADT: 20,643

COOK RD E

Unknown

Over: IS 229

S 30 T 57 N R 35 W, Buchanan, MO

Built 1983 ADT: 2,761

HUNTOON RD S

Unknown

Over: IS 229

S 31 T 57 N R 35 W, Buchanan, MO

Built 1983 ADT: 2,761

RT A S

Unknown

Over: IS 229

S 35 T 57 N R 35 W, Buchanan, MO

Built 1965 ADT: 7,348

US 60 W

Unknown

Over: US 60

S 26 T 25 N R 6 E, Butler, MO

Built 1985 ADT: 14,142

RP US60E TO US67N

Unknown

Over: US 67

S 2 T 25 N R 5 E, Butler, MO

Built 1970 ADT: 4,944

BU 60 E

Unknown

Over: CST RIVERVIEW DR

S 2 T 24 N R 6 E, Butler, MO

Built 1975 ADT: 700

415 E

Unknown

Over: US 60

S 34 T 26 N R 4 E, Butler, MO

Built 2003 ADT: 3,866

US 60 W

Unknown

Over: US 67

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

Built 2004 ADT: 4,468

BU 60 E

Unknown

Over: RT B

S 36 T 25 N R 6 E, Butler, MO

Built 1978 ADT: 4,403

RT Z S

Unknown

Over: US 60

S 27 T 25 N R 7 E, Butler, MO

Built 1978 ADT: 5,656

RT T S

Unknown

Over: US 60

S 30 T 25 N R 7 E, Butler, MO

Built 1984 ADT: 6,063

US 60 W

Unknown

Over: RT W

S 29 T 25 N R 6 E, Butler, MO

Built 1984 ADT: 8,702

US 60 E

Unknown

Over: RT W

S 29 T 25 N R 6 E, Butler, MO

Built 1984 ADT: 8,702

Showing 151-200 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.