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)

Missouri37.8%52.8%9.4%GoodFairPoor (structurally 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 RD 508

Good

Over: BRANCH

S 25 T 56 N R 8 W, Monroe, MO

Built 2001 Load: 36.0 t ADT: 50

COUNTY RD 983

Good

Over: BRANCH

S 10 T 54 N R 11 W, Monroe, MO

Built 2014 Load: 36.0 t ADT: 30

MO 161 S

Good

Over: CUIVRE RVR

S 8 T 50 N R 4 W, Montgomery, MO

Built 2017 Load: 36.0 t ADT: 681

RT BB S

Good

Over: RICHLAND CR

S 5 T 43 N R 18 W, Morgan, MO

Built 2018 Load: 36.0 t ADT: 68

MO 114 E

Good

Over: DRAIN DTCH #2

S 34 T 26 N R 13 E, New Madrid, MO

Built 1977 Load: 36.0 t ADT: 1,383

COUNTY RD 240

Good

Over: DRAIN DITCH #6

S 16 T 22 N R 11 E, New Madrid, MO

Built 2011 Load: 36.0 t ADT: 30

RT H E

Good

Over: OTTER SLOUGH DTCH

S 4 T 24 N R 13 E, New Madrid, MO

Built 2013 Load: 36.0 t ADT: 599

MO 59 S

Good

Over: BNSF RR

S 34 T 26 N R 31 W, Newton, MO

Built 1984 Load: 36.0 t ADT: 6,720

HAMMER RD S

Good

Over: BNSF RR

S 28 T 25 N R 32 W, Newton, MO

Built 1995 Load: 36.0 t ADT: 363

PANTHER RD

Good

Over: KING BR

S 8 T 62 N R 33 W, Nodaway, MO

Built 1989 Load: 36.0 t ADT: 35

210TH ST

Good

Over: TRIB OF HONEY CR

S 23 T 65 N R 34 W, Nodaway, MO

Built 2011 Load: 36.0 t ADT: 35

200TH ST

Good

Over: TRIB LONG BR

S 16 T 65 N R 34 W, Nodaway, MO

Built 2014 Load: 36.0 t ADT: 35

HAWK RD

Good

Over: WHITE CLOUD CR

S 35 T 64 N R 36 W, Nodaway, MO

Built 2014 Load: 36.0 t ADT: 100

205TH ST

Good

Over: BRUSHY CR

S 24 T 65 N R 38 W, Nodaway, MO

Built 2016 Load: 36.0 t ADT: 15

ONION RD

Good

Over: TURKEY CR

S 30 T 62 N R 33 W, Nodaway, MO

Built 2015 Load: 36.0 t ADT: 15

240TH ST

Good

Over: TRIB OF LONG BR

S 5 T 64 N R 34 W, Nodaway, MO

Built 2017 Load: 36.0 t ADT: 35

FAIRWAY RD

Good

Over: TRIB OF ELKHORN CR

S 25 T 63 N R 37 W, Nodaway, MO

Built 2018 Load: 36.0 t ADT: 35

125TH ST

Good

Over: MASS BR

S 10 T 66 N R 37 W, Nodaway, MO

Built 2019 Load: 36.0 t ADT: 10

170TH ST

Good

Over: CLEAR CR

S 31 T 66 N R 35 W, Nodaway, MO

Built 2019 Load: 36.0 t ADT: 35

COUNTY RD 412

Good

Over: LUZON BR

S 13 T 44 N R 10 W, Osage, MO

Built 2014 Load: 36.0 t ADT: 50

MO 100 E

Good

Over: CEDAR CR

S 20 T 44 N R 8 W, Osage, MO

Built 2022 Load: 36.0 t ADT: 1,885

RT CC S

Good

Over: DRAIN DTCH NO. 66

S 17 T 20 N R 12 E, Pemiscot, MO

Built 2021 Load: 36.0 t ADT: 57

COUNTY RD 422

Good

Over: BR OF INDIAN CR

S 27 T 34 N R 12 E, Perry, MO

Built 2002 Load: 36.0 t ADT: 35

QUISENBERRY RD

Good

Over: CAMP BR

S 26 T 45 N R 22 W, Pettis, MO

Built 1999 Load: 36.0 t ADT: 75

RT AA E

Good

Over: ELK FK OF MUDDY CR

S 17 T 45 N R 23 W, Pettis, MO

Built 2003 Load: 36.0 t ADT: 296

MO 127 N

Good

Over: BEE BR

S 34 T 48 N R 23 W, Pettis, MO

Built 2010 Load: 36.0 t ADT: 456

RT T S

Good

Over: TOWN BR

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

Built 2002 Load: 36.0 t ADT: 1,892

COUNTY RD 301

Good

Over: CREEK

S 1702 T 52 N R 2 W, Pike, MO

Built 2011 Load: 36.0 t ADT: 35

COUNTY RD 388

Good

Over: BIG LEAD CR

S 34 T 51 N R 3 W, Pike, MO

Built 2012 Load: 36.0 t ADT: 75

COUNTY RD 027

Good

Over: WELDON STEINER LK

S 13 T 53 N R 5 W, Pike, MO

Built 2013 Load: 36.0 t ADT: 15

MATTOX RD

Good

Over: DRAINAGE DITCH

S 6 T 50 N R 33 W, Platte, MO

Built 2012 Load: 36.0 t ADT: 100

COUNTY RD 425

Good

Over: PIPER CR

S 31 T 34 N R 22 W, Polk, MO

Built 1996 Load: 36.0 t ADT: 300

COUNTY RD 559TH

Good

Over: BR OF N DRY SAC

S 5 T 31 N R 22 W, Polk, MO

Built 2009 Load: 36.0 t ADT: 40

MO 215 S

Good

Over: COATES BR

S 19 T 32 N R 23 W, Polk, MO

Built 2011 Load: 36.0 t ADT: 711

MO 17 S

Good

Over: GASCONADE RVR OVRF

S 14 T 36 N R 12 W, Pulaski, MO

Built 2010 Load: 36.0 t ADT: 6,200

160TH ST

Good

Over: W LOCUST CR

S 20 T 66 N R 20 W, Putnam, MO

Built 1997 Load: 36.0 t ADT: 30

COUNTY RD 1790

Good

Over: MUD CR

S 17 T 55 N R 13 W, Randolph, MO

Built 1995 Load: 36.0 t ADT: 40

COUNTY RD 2570

Good

Over: BRANCH OF MONITEAU

S 15 T 52 N R 14 W, Randolph, MO

Built 1992 Load: 36.0 t ADT: 35

COUNTY RD 1970

Good

Over: BR OF MUD CR

S 1 T 55 N R 13 W, Randolph, MO

Built 2001 Load: 36.0 t ADT: 40

COUNTY RD 1970

Good

Over: BR OF MUD CR

S 2 T 55 N R 13 W, Randolph, MO

Built 2001 Load: 36.0 t ADT: 40

COUNTY RD 1120

Good

Over: BRANCH OF E FK CHA

S 33 T 54 N R 15 W, Randolph, MO

Built 2001 Load: 36.0 t ADT: 50

COUNTY RD 1110

Good

Over: BR E FK CHARITON R

S 32 T 54 N R 15 W, Randolph, MO

Built 2002 Load: 36.0 t ADT: 60

COUNTY RD 1030

Good

Over: BR OF MID FK CHARI

S 15 T 54 N R 16 W, Randolph, MO

Built 2000 Load: 36.0 t ADT: 30

COUNTY RD 2635

Good

Over: PERCHE CR

S 18 T 52 N R 13 W, Randolph, MO

Built 2002 Load: 36.0 t ADT: 50

COUNTY RD 2415

Good

Over: BR OF SILVER CR

S 4 T 52 N R 15 W, Randolph, MO

Built 2001 Load: 36.0 t ADT: 30

COUNTY RD 2750

Good

Over: BR OF GALBREATHS C

S 14 T 53 N R 13 W, Randolph, MO

Built 2003 Load: 36.0 t ADT: 50

E 112TH STREET

Good

Over: CROOKED RVR

S 26 T 52 N R 27 W, Ray, MO

Built 2006 Load: 36.0 t ADT: 35

RT E S

Good

Over: BNSF RR

S 6 T 52 N R 26 W, Ray, MO

Built 1990 Load: 36.0 t ADT: 84

N-3

Good

Over: BR OF LIT BLACK RV

S 7 T 22 N R 4 E, Ripley, MO

Built 1999 Load: 36.0 t ADT: 50

142E-46

Good

Over: DRAIN DTCH NO 3

S 13 T 22 N R 4 E, Ripley, MO

Built 2011 Load: 36.0 t ADT: 100

Showing 18,101-18,150 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.