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

CSAH 4

Good

Over: CD #11

0.2 MI N OF JCT TH 23, Chippewa, MN

Built 2020 Load: 32.4 t ADT: 234

CSAH 15

Good

Over: PALMER CREEK

0.4 MI W OF JCT CSAH 5, Chippewa, MN

Built 2016 Load: 32.4 t ADT: 265

T 94

Good

Over: DRY WEATHER CREEK

0.9 MI N OF JCT CSAH 13, Chippewa, MN

Built 2017 Load: 32.4 t ADT: 49

T 151

Good

Over: DRY WEATHER CREEK

0.1 MI E OF JCT TH 29, Chippewa, MN

Built 2017 Load: 32.4 t ADT: 49

T 26

Good

Over: DITCH

0.6 MI E OF JCT CSAH 7, Chippewa, MN

Built 2017 Load: 32.4 t ADT: 49

T 157

Good

Over: JD #7 (HAWK CREEK)

0.5 MI E OF JCT CSAH 2, Chippewa, MN

Built 2019 Load: 32.4 t ADT: 49

CSAH 13

Good

Over: STREAM

0.3 MI E OF JCT CSAH 2, Chippewa, MN

Built 2019 Load: 32.4 t ADT: 239

T 98

Good

Over: CO DITCH # 22

0.3 MI N OF JCT CSAH 12, Chippewa, MN

Built 2021 Load: 32.4 t ADT: 49

CSAH 12

Good

Over: TRIB DRY WEATHER CREEK

1.1 MI E OF JCT CSAH 7, Chippewa, MN

Built 2022 Load: 32.4 t ADT: 30

T 151

Good

Over: DRY WEATHER CREEK

0.3 MI E OF JCT CSAH 7, Chippewa, MN

Built 2021 Load: 32.4 t ADT: 49

T 92

Good

Over: DRY WEATHER CREEK

1.3 MI N OF JCT CSAH 13, Chippewa, MN

Built 2021 Load: 32.4 t ADT: 49

MN 40

Good

Over: CO DITCH 16

18.0 MI W OF WILLMAR, Chippewa, MN

Built 2021 Load: 32.4 t ADT: 753

CR 81

Good

Over: DRY CREEK

0.1 MI N OF JCT CSAH 16, Chisago, MN

Built 2012 Load: 32.4 t ADT: 53

CR 67

Good

Over: N BR SUNRISE RIVER

0.3 MI S OF JCT TH 95, Chisago, MN

Built 2013 Load: 32.4 t ADT: 238

T 33

Good

Over: RUSH CREEK

0.7 MI SW OF JCT CSAH 5, Chisago, MN

Built 2015 Load: 32.4 t ADT: 50

CSAH 39

Good

Over: RUSH CREEK

0.1 MI S OF JCT CSAH 1, Chisago, MN

Built 2020 Load: 32.4 t ADT: 2,155

M 221

Good

Over: UPPER SUNRISE RIVER

2.3 MI SW OF JCT CR 79, Chisago, MN

Built 2023 Load: 32.4 t ADT: 3,040

CR 56

Good

Over: RUSH CREEK

1.2 MI S OF JCT CR 93, Chisago, MN

Built 2022 Load: 32.4 t ADT: 185

CR 85

Good

Over: GOOSE CREEK

0.2 MI W OF JCT CSAH 30, Chisago, MN

Built 1970 Load: 32.4 t ADT: 467

T 155

Good

Over: JUD DITCH #56

2.0 MI S OF JCT CSAH 39, Clay, MN

Built 2013 Load: 32.4 t ADT: 35

CSAH 2

Good

Over: WHISKY CREEK TRIB

0.6 MI E OF JCT CR 69, Clay, MN

Built 2020 Load: 32.4 t ADT: 675

T 135

Good

Over: DITCH # 6

1.1 MI E OF JCT CSAH 36, Clay, MN

Built 2014 Load: 32.4 t ADT: 17

T 193

Good

Over: S BRANCH WILD RICE RIVER

0.2 MI N OF JCT CSAH 34, Clay, MN

Built 2014 Load: 32.4 t ADT: 32

CR 56

Good

Over: DITCH # 34

0.1 MI N OF JCT CSAH 2, Clay, MN

Built 2014 Load: 32.4 t ADT: 15

T 57

Good

Over: DITCH # 10

0.9 MI N OF JCT CSAH 28, Clay, MN

Built 2014 Load: 32.4 t ADT: 44

CSAH 19

Good

Over: STREAM

0.8 MI S OF JCT TH 10, Clay, MN

Built 2015 Load: 32.4 t ADT: 1,056

T 70

Good

Over: HAY CREEK

1.7 MI E OF JCT TH 9, Clay, MN

Built 2015 Load: 32.4 t ADT: 22

CR 100

Good

Over: JD # 6

0.1 MI S OF JCT CSAH 36, Clay, MN

Built 2020 Load: 32.4 t ADT: 60

CR 93

Good

Over: JUDICIAL DITCH # 3

0.1 MI W OF JCT CR 68, Clay, MN

Built 2020 Load: 32.4 t ADT: 55

CR 68

Good

Over: DITCH # 3

0.1 MI S OF JCT CR 93, Clay, MN

Built 2020 Load: 32.4 t ADT: 60

CSAH 21

Good

Over: WHISKY CREEK

0.9 MI N OF JCT CSAH 2, Clay, MN

Built 2020 Load: 32.4 t ADT: 156

T 26

Good

Over: DITCH # 10

1.0 MI E OF JCT CSAH 11, Clay, MN

Built 2021 Load: 32.4 t ADT: 13

T 310

Good

Over: DITCH #17

0.5 MI N OF JCT T 243, Clay, MN

Built 2023 Load: 32.4 t ADT: 12

CSAH 9

Good

Over: SILVER CREEK

1.8 MI W OF JCT CSAH 5, Clearwater, MN

Built 2023 Load: 32.4 t ADT: 260

T 194

Good

Over: WILD RICE RIVER

1.2 MI N OF JCT TH 200, Clearwater, MN

Built 2016 Load: 32.4 t ADT: 49

T 710

Good

Over: WILD RICE RIVER

0.5MI W OF JCT TH92, Clearwater, MN

Built 2016 Load: 32.4 t ADT: 49

CR 121

Good

Over: LOST RIVER

0.1 MI N OF JCT CSAH 6, Clearwater, MN

Built 2022 Load: 32.4 t ADT: 55

CSAH 1

Good

Over: TWO ISLAND RIVER

0.4 MI E OF JCT CR 30, Cook, MN

Built 2020 Load: 32.4 t ADT: 272

CSAH 17

Good

Over: HOLLOW ROCK CREEK

0.3 MI W OF JCT CR 89, Cook, MN

Built 2018 Load: 32.4 t ADT: 10

UT 71

Good

Over: CARLSON CREEK

1.2 MI N OF JCT TH 61, Cook, MN

Built 2022 Load: 32.4 t ADT: 65

CSAH 11

Good

Over: STREAM

1.2 MI E OF JCT CSAH 6, Cottonwood, MN

Built 2012 Load: 32.4 t ADT: 61

CSAH 29

Good

Over: STREAM

1.4 MI S OF JCT TH 30, Cottonwood, MN

Built 2013 Load: 32.4 t ADT: 19

CSAH 3

Good

Over: WATONWAN RIVER

0.1 MI E OF JCT CSAH 2, Cottonwood, MN

Built 2013 Load: 32.4 t ADT: 280

T 207

Good

Over: STREAM

0.2 MI E OF JCT CSAH 4, Cottonwood, MN

Built 2014 Load: 32.4 t ADT: 30

T 147

Good

Over: MOUND CREEK

0.3 MI S OF JCT CSAH 10, Cottonwood, MN

Built 2016 Load: 32.4 t ADT: 29

CR 54

Good

Over: DUTCH CHARLEY CREEK

1.1 MI N OF JCT CSAH 11, Cottonwood, MN

Built 2021 Load: 32.4 t ADT: 45

T 113

Good

Over: DUTCH CHARLEY CREEK

1.5 MI W OF JCT CR 54, Cottonwood, MN

Built 2016 Load: 32.4 t ADT: 29

T 122

Good

Over: JUD DITCH # 1

1.2 MI S OF JCT TH 60, Cottonwood, MN

Built 2019 Load: 32.4 t ADT: 29

T 176

Good

Over: HIGHWATER CREEK

0.02 MI S OF JCT CR 53, Cottonwood, MN

Built 2020 Load: 32.4 t ADT: 29

T 109

Good

Over: HIGHWATER CREEK

0.85 MI E OF JCT CSAH 5, Cottonwood, MN

Built 2020 Load: 32.4 t ADT: 29

Showing 5,701-5,750 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.