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 17

Good

Over: STREAM

0.5 MI E OF JCT CSAH 11, Kanabec, MN

Built 1974 Load: 35.9 t ADT: 110

CSAH 5

Good

Over: S FK GRINDSTONE RIVER

2.3 MI W OF JCT CSAH 20, Kanabec, MN

Built 1974 Load: 35.9 t ADT: 65

CSAH 4

Good

Over: S FK GROUNDHOUSE RIVER

0.5 MI W OF JCT CSAH 4, Kanabec, MN

Built 1974 Load: 35.9 t ADT: 440

CSAH 5

Good

Over: MUD CREEK

0.3 MI N OF JCT CSAH 19, Kanabec, MN

Built 1977 Load: 35.9 t ADT: 380

CSAH 5

Good

Over: MUD CREEK

0.5 MI S OF JCT CSAH 19, Kanabec, MN

Built 1977 Load: 35.9 t ADT: 380

CR 80

Good

Over: HAY CREEK

0.1 MI S OF JCT TH 27, Kanabec, MN

Built 1980 Load: 35.9 t ADT: 25

T 33

Good

Over: SNOWSHOE BROOK

0.8 MI N OF JCT CSAH 24, Kanabec, MN

Built 1990 Load: 35.9 t ADT: 30

CSAH 3

Good

Over: MOCCASIN BROOK

0.2 MI E OF JCT CR 78, Kanabec, MN

Built 1969 Load: 35.9 t ADT: 1,100

CSAH 24

Good

Over: SNOWSHOE BROOK

1.3 MI E OF JCT TH 65, Kanabec, MN

Built 1972 Load: 35.9 t ADT: 175

CSAH 8

Good

Over: STREAM

0.9 MI N OF JCT CSAH 26, Kanabec, MN

Built 1995 Load: 35.9 t ADT: 640

CSAH 13

Good

Over: STREAM

0.8 MI W OF JCT TH 23, Kanabec, MN

Built 1982 Load: 35.9 t ADT: 520

T 785

Good

Over: CHETAMBA CREEK

0.4 MI W OF JCT CSAH 7, Kandiyohi, MN

Built 1940 Load: 35.9 t ADT: 60

T 246

Good

Over: MID FK CROW RIVER(CD #20

0.3 MI N OF JCT CR 98, Kandiyohi, MN

Built 1986 Load: 35.9 t ADT: 6

T 163

Good

Over: HAWK CREEK (CD #10)

0.4 MI W OF JCT CR 116, Kandiyohi, MN

Built 1981 Load: 35.9 t ADT: 20

T 2

Good

Over: CO DITCH # 31

0.3 MI E OF JCT CR 116, Kandiyohi, MN

Built 1978 Load: 35.9 t ADT: 15

T 60

Good

Over: CO DITCH # 31

0.7 MI E OF JCT CR 116, Kandiyohi, MN

Built 1979 Load: 35.9 t ADT: 15

CSAH 23

Good

Over: JD # 10

0.2 MI W OF JCT CSAH 1, Kittson, MN

Built 1998 Load: 35.9 t ADT: 35

CSAH 30

Good

Over: JOE RIVER

1.9 MI N OF JCT CSAH 6, Kittson, MN

Built 2004 Load: 35.9 t ADT: 55

CSAH 15

Good

Over: MID BR TWO RIVERS

2.4 MI S OF JCT CR 60, Kittson, MN

Built 2011 Load: 35.9 t ADT: 160

CSAH 20

Good

Over: STREAM

0.7 MI S OF JCT CSAH 7, Kittson, MN

Built 1970 Load: 35.9 t ADT: 295

T 345

Good

Over: JUD DITCH # 10

0.4 MI E OF JCT CSAH 1, Kittson, MN

Built 1979 Load: 35.9 t ADT: 14

CSAH 1

Good

Over: STREAM

1.9 MI S OF JCT CSAH 7, Kittson, MN

Built 1980 Load: 35.9 t ADT: 265

T 112

Good

Over: JOE RIVER

0.1 MI W OF JCT CR 70, Kittson, MN

Built 1967 Load: 35.9 t ADT: 95

CSAH 5

Good

Over: DITCH

1.2 MI N OF JCT TH 175, Kittson, MN

Built 1971 Load: 35.9 t ADT: 470

T 232

Good

Over: STREAM

0.1 MI N OF JCT TH 175, Kittson, MN

Built 1980 Load: 35.9 t ADT: 4

CSAH 17

Good

Over: STREAM

1.5 MI E OF JCT CSAH 1, Kittson, MN

Built 1979 Load: 35.9 t ADT: 10

T 246

Good

Over: STREAM

1.7 MI N OF JCT CSAH 7, Kittson, MN

Built 1980 Load: 35.9 t ADT: 12

CSAH 13

Good

Over: CO DITCH # 8

1.0 MI S OF JCT CSAH 10, Kittson, MN

Built 1983 Load: 35.9 t ADT: 55

CSAH 23

Good

Over: CO DITCH # 19

0.9 MI E OF JCT CSAH 1, Kittson, MN

Built 1985 Load: 35.9 t ADT: 35

T 253

Good

Over: STREAM

0.4 MI N OF JCT CSAH 17, Kittson, MN

Built 1986 Load: 35.9 t ADT: 20

T 83

Good

Over: STREAM

1.4 MI W OF JCT CSAH 5, Kittson, MN

Built 1985 Load: 35.9 t ADT: 39

T 196

Good

Over: STREAM

1.4 MI N OF JCT CSAH 7, Kittson, MN

Built 1987 Load: 35.9 t ADT: 30

T 203

Good

Over: STREAM

0.8 MI S OF JCT CSAH 4, Kittson, MN

Built 1986 Load: 35.9 t ADT: 10

T 122

Good

Over: STREAM

0.4 MI W OF JCT TH 75, Kittson, MN

Built 1986 Load: 35.9 t ADT: 10

T 223

Good

Over: CO DITCH # 22, LAT B

1.0 MI N OF JCT CSAH 4, Kittson, MN

Built 1987 Load: 35.9 t ADT: 10

T 240

Good

Over: STREAM

0.3 MI S OF JCT CSAH 17, Kittson, MN

Built 1987 Load: 35.9 t ADT: 20

T 144

Good

Over: JUD DITCH # 10

0.4 MI W OF JCT CSAH 1, Kittson, MN

Built 1990 Load: 35.9 t ADT: 24

T 345

Good

Over: JUD DITCH # 3

0.1 MI E OF JCT CSAH 1, Kittson, MN

Built 1989 Load: 35.9 t ADT: 18

T 303

Good

Over: STREAM

0.75 MI S OF JCT CSAH 17, Kittson, MN

Built 1990 Load: 35.9 t ADT: 40

CSAH 34

Good

Over: STREAM

0.5 MI S OF JCT TH 175, Kittson, MN

Built 1995 Load: 35.9 t ADT: 60

CSAH 6

Good

Over: CALDWELL BROOK

0.7 MI S OF JCT CSAH 25, Koochiching, MN

Built 2013 Load: 35.9 t ADT: 175

UT 50

Good

Over: HAY CREEK

0.3 MI S OF JCT CSAH 30, Koochiching, MN

Built 1978 Load: 35.9 t ADT: 3

UT 50

Good

Over: STURGEON RIVER

0.2 MI S OF JCT CSAH 30, Koochiching, MN

Built 1978 Load: 35.9 t ADT: 3

CR 52

Good

Over: CALDWELL BROOK

0.3 MI S OF JCT CSAH 25, Koochiching, MN

Built 1978 Load: 35.9 t ADT: 15

CR 62

Good

Over: REILLY BROOK

3.0 MI NE OF JCT CSAH 5, Koochiching, MN

Built 1979 Load: 35.9 t ADT: 15

CSAH 3

Good

Over: E BR RAT ROOT RIVER

2.7 MI N OF JCT TH 53, Koochiching, MN

Built 1986 Load: 35.9 t ADT: 58

T 140

Good

Over: W FK LAC QUI PARLE RIVER

0.1 MI W OF JCT CR 53, Lac qui Parle, MN

Built 1996 Load: 35.9 t ADT: 45

T 213

Good

Over: CROW CREEK

3.7 MI N OF JCT CR 74, Lac qui Parle, MN

Built 1996 Load: 35.9 t ADT: 10

CR 59

Good

Over: CO DITCH # 3

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

Built 1976 Load: 35.9 t ADT: 40

CSAH 14

Good

Over: STREAM

0.6 MI W OF JCT TH 75, Lac qui Parle, MN

Built 1977 Load: 35.9 t ADT: 65

Showing 7,101-7,150 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.