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

M 138

Unknown

Over: MSAS 110 (DIVISION ST)

0.3 MI S OF JCT MN 60, Rice, MN

Built 2021 ADT: 5,000

CSAH 1

Unknown

Over: I 35

3.0 MI S OF JCT TH 19, Rice, MN

Built 1961 ADT: 35,000

CSAH 3

Unknown

Over: I 35

3.6 MI N OF JCT TH 19, Rice, MN

Built 1963 ADT: 41,633

CON 2

Unknown

Over: I 35

1.4 MI S OF JCT TH 60, Rice, MN

Built 1972 ADT: 27,895

I 35

Unknown

Over: CSAH 93

1.1 MI S OF JCT TH 60, Rice, MN

Built 1973 ADT: 2,950

I 35

Unknown

Over: CSAH 93

1.0 MI S OF JCT TH 60, Rice, MN

Built 1973 ADT: 2,950

I 35

Unknown

Over: TH 60

AT THE JCT OF TH 60, Rice, MN

Built 1973 ADT: 9,373

I 35

Unknown

Over: TH 60

AT THE JCT OF TH 60, Rice, MN

Built 1973 ADT: 9,373

I 35

Unknown

Over: CSAH 11

0.5 MI N OF JCT TH 60, Rice, MN

Built 1973 ADT: 2,421

I 35

Unknown

Over: CSAH 11

0.5 MI N OF JCT TH 60, Rice, MN

Built 1973 ADT: 4,400

I 35

Unknown

Over: TH 21

2.1 MI N OF JCT TH 60, Rice, MN

Built 1973 ADT: 7,559

I 35

Unknown

Over: TH 21

2.1 MI N OF JCT TH 60, Rice, MN

Built 1973 ADT: 7,559

CSAH 9

Unknown

Over: I 35

7.0 MI S OF JCT TH 19, Rice, MN

Built 1961 ADT: 34,611

CSAH 8

Unknown

Over: I 35

5.0 MI S OF JCT TH 19, Rice, MN

Built 1961 ADT: 34,611

CSAH 86

Unknown

Over: I 35

5.0 MI N OF JCT TH 19, Rice, MN

Built 1963 ADT: 41,633

CSAH 15

Unknown

Over: I 35

5.0 MI S OF JCT TH 60, Rice, MN

Built 1963 ADT: 31,500

CSAH 39

Unknown

Over: I 35

2.9 MI S OF JCT TH 60, Rice, MN

Built 1964 ADT: 31,500

T 212

Unknown

Over: I 35

2.3 MI N OF JCT TH 19, Rice, MN

Built 1969 ADT: 41,633

I 35

Unknown

Over: TH 19

AT THE JCT TH 19; 35, Rice, MN

Built 2004 ADT: 6,955

I 35

Unknown

Over: TH 19

AT THE JCT TH 19; I 35, Rice, MN

Built 2001 ADT: 11,792

I 90

Unknown

Over: CSAH 11

3.2 MI W OF JCT TH 75, Rock, MN

Built 1964 ADT: 405

I 90

Unknown

Over: CSAH 11

3.2 MI W OF JCT TH 75, Rock, MN

Built 1964 ADT: 405

US 75

Unknown

Over: I 90

AT JCT TH 75, Rock, MN

Built 1992 ADT: 10,180

I 90

Unknown

Over: CSAH 9

2.0 MI E OF JCT TH 75, Rock, MN

Built 1965 ADT: 440

I 90

Unknown

Over: CSAH 9

2.0 MI E OF JCT TH 75, Rock, MN

Built 1965 ADT: 440

CR 55

Unknown

Over: I 90

4.0 MI E OF JCT TH 75, Rock, MN

Built 1965 ADT: 10,180

CSAH 3

Unknown

Over: I 90

6.0 MI E OF JCT TH 75, Rock, MN

Built 1965 ADT: 10,180

T 8

Unknown

Over: I 90

7.0 MI E OF JCT TH 75, Rock, MN

Built 1965 ADT: 12,000

RAILROAD

Unknown

Over: MN 13

1.4 MI E OF JCT TH 101, Scott, MN

Built 1939 ADT: 54,000

US 169

Unknown

Over: TH 21

AT JCT TH 21, Scott, MN

Built 1955 ADT: 7,500

MN 101

Unknown

Over: TH 13

JCT TH101 AND TH13, Scott, MN

Built 2012 ADT: 13,813

CSAH 69

Unknown

Over: US 169

1.25 M E OF JCT TH41, Scott, MN

Built 2014 ADT: 36,000

MSAS 126

Unknown

Over: TH 169R

1.0 MI E OF JCT TH 169, Scott, MN

Built 1994 ADT: 25,500

OR 169

Unknown

Over: County 101 TH 169R

AT THE JCT TH 169R, Scott, MN

Built 1991 ADT: 25,500

MSAS 100

Unknown

Over: US 169

2.3 MI E OF JCT TH 41, Scott, MN

Built 1995 ADT: 41,698

MSAS 117

Unknown

Over: US 169

2.8 MI E OF JCT TH 41, Scott, MN

Built 1995 ADT: 39,500

CR 79

Unknown

Over: US 169

3.4 MI E OF JCT TH 41, Scott, MN

Built 1995 ADT: 39,500

CSAH 17

Unknown

Over: US 169

4.2 MI E OF JCT TH 41, Scott, MN

Built 1993 ADT: 39,500

MSAS 123

Unknown

Over: US 169

0.5 MI N OF JCT TH 169, Scott, MN

Built 2016 ADT: 18,243

US 169

Unknown

Over: MSAS 131

5.9 MI E OF JCT TH 41, Scott, MN

Built 1994 ADT: 3,350

US 169

Unknown

Over: MSAS 131

5.9 MI E OF JCT TH 41, Scott, MN

Built 1994 ADT: 3,350

US 169

Unknown

Over: CSAH 83

6.2 MI E OF JCT TH 41, Scott, MN

Built 1993 ADT: 19,100

US 169

Unknown

Over: CSAH 83

6.2 MI E OF JCT TH 41, Scott, MN

Built 1993 ADT: 19,100

MN 25

Unknown

Over: US 169; RAMPS

AT THE JCT OF TH 169; 25, Scott, MN

Built 2005 ADT: 24,095

MN 25

Unknown

Over: US 169; RAMPS

AT THE JCT OF TH 169; 25, Scott, MN

Built 2005 ADT: 500

T 908

Unknown

Over: US 169

5.4 MI N OF JORDAN, Scott, MN

Built 2019 ADT: 30,463

US 169

Unknown

Over: TH 41

AT JCT US 169; TH 41, Scott, MN

Built 2020 ADT: 18,467

US 169

Unknown

Over: TH 41

AT JCT US 169; TH 41, Scott, MN

Built 2020 ADT: 18,467

PEDESTRIAN

Unknown

Over: US 169

60 FT W OF JCT SB CSAH 17, Scott, MN

Built 2022 ADT: 39,500

MN 13

Unknown

Over: DAKOTA AVE

2.5 MI E OF JCT US 169, Scott, MN

Built 2023 ADT: 920

Showing 1,251-1,300 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.