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

US 14

Unknown

Over: CSAH 4

0.81 MI W JCT MN 13, Waseca, MN

Built 2008 ADT: 940

US 14

Unknown

Over: TH 13

AT JCT MN 13, S OF WASECA, Waseca, MN

Built 2008 ADT: 5,105

US 14

Unknown

Over: TH 13

AT JCT MN 13, S OF WASECA, Waseca, MN

Built 2008 ADT: 5,105

T 64

Unknown

Over: US 14

4.2 MI E JCT MN 13, Waseca, MN

Built 2008 ADT: 10,000

US 8

Unknown

Over: 2nd St NW

0.1 MI W OF JCT TH 61, Washington, MN

Built 1969 ADT: 100

US 8

Unknown

Over: TH 61

1.0 MI E OF JCT TH 35, Washington, MN

Built 1969 ADT: 13,400

US 61

Unknown

Over: Jamaica Avenue

6.2 MI SE OF JCT TH 494, Washington, MN

Built 1982 ADT: 19,900

US 61

Unknown

Over: Jamaica Avenue

6.2 MI SE OF JCT TH 494, Washington, MN

Built 1982 ADT: 19,900

CSAH 5

Unknown

Over: TH 36

AT THE JCT TH 5, Washington, MN

Built 1997 ADT: 32,000

CSAH 16

Unknown

Over: I 494

1.7 MI S OF JCT TH 94, Washington, MN

Built 2006 ADT: 83,000

MN 95

Unknown

Over: OBRIEN TR N

2.5 MI S OF JCT TH 97, Washington, MN

Built 1975 ADT: 275

M 539

Unknown

Over: US 61

4.2 MI SE OF JCT TH 494, Washington, MN

Built 1982 ADT: 40,000

CSAH 39

Unknown

Over: CP RR; FRONTAGE RD

4.2 MI SE OF JCT TH 494, Washington, MN

Built 1982 ADT: 17,700

MN 36

Unknown

Over: HIILTON TRAIL

0.7 MI E OF JCT TH 694, Washington, MN

Built 2013 ADT: 10,900

MN 36

Unknown

Over: HIILTON TR

0.7 MI E OF JCT TH 694, Washington, MN

Built 2013 ADT: 10,900

CSAH 22

Unknown

Over: US 61

2.5 MI SE OF JCT TH 494, Washington, MN

Built 2005 ADT: 65,000

PEDESTRIAN

Unknown

Over: US 61, HASTING AVE, 7TH

1.5 MI S OF JCT TH 494;61, Washington, MN

Built 2003 ADT: 5,000

CSAH 38

Unknown

Over: HASTINGS AVENUE

1 MI S OF JCT TH 494; 61, Washington, MN

Built 2003 ADT: 5,000

CSAH 38

Unknown

Over: US 61

1 MI S OF JCT TH 494; 61, Washington, MN

Built 2003 ADT: 61,000

CSAH 38

Unknown

Over: 7TH AVE; BNSF; CP RR

1 MI S JCT TH 494; 61, Washington, MN

Built 2003 ADT: 5,000

PEDESTRIAN

Unknown

Over: US 61 7TH AVE BN; CP RR

.5 MI S OF JCT TH 494; 61, Washington, MN

Built 2003 ADT: 5,000

CON 681

Unknown

Over: RAMP TH 61 SB

.1 MI NW OF TH 494; 61, Washington, MN

Built 2003 ADT: 5,000

CON 1060

Unknown

Over: TH 61

.1 MI NW OF JCT TH494; 61, Washington, MN

Built 2003 ADT: 5,000

CON 5466

Unknown

Over: TH 61 SB

.17 MI NE OF TH 61; 494, Washington, MN

Built 2003 ADT: 5,000

CON 5466

Unknown

Over: TH 61 SB ON RAMP

AT THE JCT TH 61; 494, Washington, MN

Built 2003 ADT: 30,000

CSAH 23

Unknown

Over: TH 36; RAMPS

0.2 M W OF JCT TH95, Washington, MN

Built 2013 ADT: 1

MN 36

Unknown

Over: ST CROIX RIVER-TH95-UPRR

0.09 M E OF JCT TH95, Washington, MN

Built 2017 ADT: 15,600

CSAH 13

Unknown

Over: TH 36

0.5 MI W OF JCT TH 36;694, Washington, MN

Built 2019 ADT: 37,500

CSAH 15

Unknown

Over: MN 36; RAMPS

0.8 MI W OF JCT CSAH 5, Washington, MN

Built 2022 ADT: 1

MSAS 108

Unknown

Over: I 494

0.9 MI SW OF JCT TH 120, Washington, MN

Built 1994 ADT: 83,000

PEDESTRIAN

Unknown

Over: I 694

0.8 MI S OF JCT TH 5, Washington, MN

Built 1999 ADT: 75,000

MSAS 102

Unknown

Over: I 494

0.9 MI S OF JCT 94; 494, Washington, MN

Built 2003 ADT: 86,000

CSAH 2

Unknown

Over: I 35

0.5 MI S OF JCT TH 8, Washington, MN

Built 2011 ADT: 62,000

CSAH 32

Unknown

Over: I 35

1.49 MI S OF JCT TH 8, Washington, MN

Built 2010

I 94

Unknown

Over: ST CROIX RIVER; ST

AT WISCONSIN STATE LINE, Washington, MN

Built 1994 ADT: 50

MSAS 231

Unknown

Over: I 694

1.5 MI N OF JCT TH 94, Washington, MN

Built 1967 ADT: 75,000

CSAH 6

Unknown

Over: I 694

2.7 MI N OF JCT TH 94, Washington, MN

Built 1967 ADT: 75,000

I 694

Unknown

Over: TH 5

AT THE JCT TH 5, Washington, MN

Built 1967 ADT: 16,800

I 694

Unknown

Over: TH 5

AT THE JCT TH 5, Washington, MN

Built 1967 ADT: 16,800

I 694

Unknown

Over: 50TH ST N

0.8 MI S OF JCT TH 36, Washington, MN

Built 1967 ADT: 3,000

I 694

Unknown

Over: 50TH ST N

0.8 MI S OF JCT TH 36, Washington, MN

Built 1967 ADT: 3,000

I 694

Unknown

Over: TH 36

AT JCT TH 36, Washington, MN

Built 1967 ADT: 37,500

I 694

Unknown

Over: TH 36

AT JCT TH 36, Washington, MN

Built 1967 ADT: 37,500

MSAS 232

Unknown

Over: I 694

1.8 MI S OF JCT TH 36, Washington, MN

Built 1967 ADT: 75,000

CSAH 10

Unknown

Over: I 694

1.0 MI N OF JCT TH 94, Washington, MN

Built 1967 ADT: 75,000

CSAH 13

Unknown

Over: I 94

1.2 MI E OF JCT TH 494, Washington, MN

Built 1983 ADT: 115,000

CSAH 19

Unknown

Over: I 94

2.7 MI E OF JCT TH 494, Washington, MN

Built 1983 ADT: 102,000

MSAS 127

Unknown

Over: I 94

3.7 MI E OF JCT TH 494, Washington, MN

Built 1983 ADT: 89,000

MN 95

Unknown

Over: I 94

4.8 MI E OF JCT TH 494, Washington, MN

Built 1983 ADT: 82,000

CR 71

Unknown

Over: I 94

5.7 MI E OF JCT TH 494, Washington, MN

Built 1983 ADT: 82,000

Showing 1,501-1,550 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.