State profile · Below national median SD

Minnesota bridge safety

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

11,969
Public bridges
55.0%
Good condition
3.6%
Poor condition
3.6%
Structurally deficient

Total Bridges

11,969

Public highway bridges in Minnesota

Good Condition

55.0%

6,580 bridges rated 7-9

5.0pp vs 50% benchmark

Poor Condition

3.6%

435 bridges rated 0-4

Structurally Deficient

3.6%

435 bridges flagged for repair priority

-3.4pp vs national avg 7.0%

Minnesota vs national bridge condition

Minnesota — Good condition share 55.0%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Minnesota — Structurally deficient share 12.1%
National avg

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

Minnesota 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 Minnesota on the same metric.

51

Virginia

3.03% top marginal rate
Structure
Progressive
Burden @ $100K
$14,122

01

Alabama

3.35% top marginal rate
Structure
Progressive
Burden @ $100K
$13,471
Selected

27

Minnesota

3.63% top marginal rate
Structure
Progressive
Burden @ $100K
$11,969

09

Connecticut

3.95% top marginal rate
Structure
Progressive
Burden @ $100K
$4,277

47

Tennessee

3.97% top marginal rate
Structure
Progressive
Burden @ $100K
$20,426

Bridges Needing Most Attention in Minnesota

Six lowest-condition bridges in Minnesota, ranked by composite NBI rating. Each is inspected at least every 24 months.

All Bridges in Minnesota

T 128

Good

Over: JUD DITCH # 3

0.1 MI E OF JCT CSAH 1, Kittson, MN

Built 1987 Load: 39.2 t ADT: 10

CSAH 2

Good

Over: STREAM

0.3 MI S OF JCT TH 11, Kittson, MN

Built 1986 Load: 39.2 t ADT: 140

T 137

Good

Over: CO DITCH # 31

1.3 MI E OF JCT CSAH 1, Kittson, MN

Built 1988 Load: 39.2 t ADT: 15

T 227

Good

Over: STATE DITCH # 1

2.1 MI S OF JCT CSAH 10, Kittson, MN

Built 1986 Load: 39.2 t ADT: 10

T 25

Good

Over: STATE DITCH # 90

0.7 MI E OF JCT TH 11, Kittson, MN

Built 1987 Load: 39.2 t ADT: 10

T 208

Good

Over: JUD DITCH # 10

1.0 MI S OF JCT TH 11, Kittson, MN

Built 1992 Load: 39.2 t ADT: 6

T 346

Good

Over: JUD DITCH # 10

0.9 MI S OF JCT TH 11, Kittson, MN

Built 1994 Load: 39.2 t ADT: 4

T 227

Good

Over: JUD DITCH # 10

1.0 MI S OF JCT TH 11, Kittson, MN

Built 1990 Load: 39.2 t ADT: 10

T 347

Good

Over: JUD DITCH # 10

1.1 MI S OF JCT TH 11, Kittson, MN

Built 1987 Load: 39.2 t ADT: 10

CSAH 5

Good

Over: STREAM

1.9 MI S OF JCT CSAH 7, Kittson, MN

Built 1987 Load: 39.2 t ADT: 205

CSAH 5

Good

Over: STREAM

0.5 MI N OF JCT CSAH 11, Kittson, MN

Built 1987 Load: 39.2 t ADT: 205

T 196

Good

Over: STREAM

0.8 MI S OF JCT CSAH 7, Kittson, MN

Built 1992 Load: 39.2 t ADT: 6

T 255

Good

Over: STREAM

0.3 MI N OF JCT CSAH 7, Kittson, MN

Built 1990 Load: 39.2 t ADT: 40

T 136

Good

Over: STREAM

0.8 MI W OF JCT CSAH 13, Kittson, MN

Built 1990 Load: 39.2 t ADT: 20

CSAH 5

Good

Over: JUD DITCH # 10

1.5 MI S OF JCT TH 11, Kittson, MN

Built 1999 Load: 39.2 t ADT: 60

CSAH 4

Good

Over: STATE DITCH # 51

2.4 MI W OF JCT CSAH 24, Kittson, MN

Built 1992 Load: 39.2 t ADT: 45

T 240

Good

Over: STREAM

0.7 MI N OF JCT TH 175, Kittson, MN

Built 1993 Load: 39.2 t ADT: 10

T 52

Good

Over: STREAM

0.6 MI E OF JCT TH 75, Kittson, MN

Built 1992 Load: 39.2 t ADT: 4

T 238

Good

Over: N BR TWO RIVERS

0.9 MI N OF JCT CSAH 4, Kittson, MN

Built 1994 Load: 39.2 t ADT: 30

T 227

Good

Over: CO DITCH # 27

0.5 MI N OF JCT CSAH 7, Kittson, MN

Built 1998 Load: 39.2 t ADT: 13

T 256

Good

Over: STREAM

0.8 MI S OF JCT TH 11, Kittson, MN

Built 1998 Load: 39.2 t ADT: 46

CR 71

Good

Over: HAY CREEK

0.4 MI W OF JCT TH 65, Koochiching, MN

Built 1978 Load: 39.2 t ADT: 24

CR 72

Good

Over: CROSS RIVER

1.9 MI E OF JCT TH 65, Koochiching, MN

Built 1979 Load: 39.2 t ADT: 78

CR 78

Good

Over: BEAR CREEK

0.6 MI W OF JCT CR 14, Koochiching, MN

Built 1980 Load: 39.2 t ADT: 28

UT 187

Good

Over: E BR RAT ROOT RIVER

0.1 MI S OF JCT CSAH 3, Koochiching, MN

Built 1980 Load: 39.2 t ADT: 1

CR 14

Good

Over: BEAR CREEK

2.1 MI S OF JCT CSAH 1, Koochiching, MN

Built 1981 Load: 39.2 t ADT: 32

CR 77

Good

Over: STREAM

0.4 MI W OF JCT TH 71, Koochiching, MN

Built 1989 Load: 39.2 t ADT: 31

T 52

Good

Over: CO DITCH #3

0.4 MI NO OF JCT CSAH 32, Lac qui Parle, MN

Built 2003 Load: 39.2 t ADT: 50

T 153

Good

Over: FLORIDA CREEK

1.3 MI W OF JCT CSAH 11, Lac qui Parle, MN

Built 2003 Load: 39.2 t ADT: 50

T 155

Good

Over: FLORIDA CREEK

0.7 MI W OF JCT CSAH 11, Lac qui Parle, MN

Built 2003 Load: 39.2 t ADT: 50

T 272

Good

Over: FLORIDA CREEK

1.9 MI E OF JCT CSAH 9, Lac qui Parle, MN

Built 2003 Load: 39.2 t ADT: 50

SERVICE RD

Good

Over: STREAM

0.7 MI N OF SO CO LINE, Lac qui Parle, MN

Built 2003 Load: 39.2 t ADT: 80

T 138

Good

Over: TEN MILE CREEK

1.1 MI E OF JCT TH 275, Lac qui Parle, MN

Built 2006 Load: 39.2 t ADT: 40

T 156

Good

Over: COBB CREEK

0.28 MI S JCT CSAH 12, Lac qui Parle, MN

Built 2007 Load: 39.2 t ADT: 1

CR 50

Good

Over: STREAM

0.2 MI W JCT CSAH 9, Lac qui Parle, MN

Built 2007 Load: 39.2 t ADT: 25

T 40

Good

Over: CO DITCH #3

0.5 MI W OF JCT CSAH 38, Lac qui Parle, MN

Built 2008 Load: 39.2 t ADT: 12

T 41

Good

Over: CO DITCH #3

0.9 MI S OF JCT CSAH 38, Lac qui Parle, MN

Built 2008 Load: 39.2 t ADT: 49

T 199

Good

Over: JUD DITCH 1A

0.1 MI N OF JCT CSAH 52, Lac qui Parle, MN

Built 2009 Load: 39.2 t ADT: 49

CSAH 18

Good

Over: TEN MILE CREEK

1.1 MI W OF JCT CSAH 35, Lac qui Parle, MN

Built 2010 Load: 39.2 t ADT: 230

CSAH 7

Good

Over: STREAM

1.4 MI N OF JCT TH 40, Lac qui Parle, MN

Built 2010 Load: 39.2 t ADT: 480

CSAH 21

Good

Over: LAC QUI PARLE RIVER

0.2 MI S OF JCT TH 212, Lac qui Parle, MN

Built 2010 Load: 39.2 t ADT: 60

CSAH 12

Good

Over: FLORIDA CREEK

0.2 MI E OF JCT CSAH 13, Lac qui Parle, MN

Built 2010 Load: 39.2 t ADT: 85

CSAH 7

Good

Over: S FK YELLOW BANK RIVER

1.2 MI S OF JCT CSAH 24, Lac qui Parle, MN

Built 2010 Load: 39.2 t ADT: 480

CSAH 20

Good

Over: TEN MILE CREEK

0.3 MI W OF JCT CR 75, Lac qui Parle, MN

Built 2012 Load: 39.2 t ADT: 530

T 165

Good

Over: TEN MILE CREEK

0.7 MI N OF JCT CSAH 8, Lac qui Parle, MN

Built 2012 Load: 39.2 t ADT: 49

CSAH 9

Good

Over: COBB CREEK

1.3 MI S OF JCT CSAH 12, Lac qui Parle, MN

Built 2012 Load: 39.2 t ADT: 100

CSAH 9

Good

Over: STREAM

0.4 MI S OF JCT CSAH 4, Lac qui Parle, MN

Built 2012 Load: 39.2 t ADT: 100

CSAH 9

Good

Over: STREAM

0.1 MI N OF JCT CSAH 4, Lac qui Parle, MN

Built 2012 Load: 39.2 t ADT: 100

T 64

Good

Over: S FK YELLOW BANK RIVER

0.9 MI W OF JCT CSAH 7, Lac qui Parle, MN

Built 2013 Load: 39.2 t ADT: 49

T 309

Good

Over: CO DITCH # 4

0.3 MI N OF JCT CSAH 20, Lac qui Parle, MN

Built 2013 Load: 39.2 t ADT: 55

Showing 8,701-8,750 of 11,969 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.