State profile · Below median Poor share

Minnesota bridge safety

Condition ratings, load ratings, and Poor-condition data for every public highway bridge in Minnesota, based on the FHWA National Bridge Inventory.

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

Data updated May 2026

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 whose lowest applicable component is rated 0-4

-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 - Poor-condition 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 by Poor-condition share (lower share = better)

States are ranked by the share of bridges whose lowest applicable component rating is 4 or below. This describes recorded condition; it does not measure funding effectiveness or live crossing safety. States here sit immediately above and below Minnesota on the same metric.

VA

Virginia

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

AL

Alabama

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

MN

Minnesota

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

CT

Connecticut

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

TN

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 the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

All Bridges in Minnesota

T 10

Good

Over: MOUND CREEK

0.4 MI N OF JCT CSAH 20, Rock, MN

Built 2003 Load: 39.2 t ADT: 211

T 65

Good

Over: STREAM

0.8 MI W OF JCT CSAH 9, Rock, MN

Built 2003 Load: 39.2 t ADT: 55

T 77

Good

Over: Stream

0.6 mi W of jct CR 65, Rock, MN

Built 2002 Load: 39.2 t ADT: 21

T 18

Good

Over: Mud Creek

0.7 mi W of jct CR53, Rock, MN

Built 2002 Load: 39.2 t ADT: 41

T 68

Good

Over: Stream

0.1 mi W of jct CR 59, Rock, MN

Built 2002 Load: 39.2 t ADT: 62

T 52

Good

Over: Stream

0.1 mi W of jct CR 59, Rock, MN

Built 2002 Load: 39.2 t ADT: 50

T 129

Good

Over: Ash Creek

0.8 mi N of jct TH 270, Rock, MN

Built 2002 Load: 39.2 t ADT: 32

T 64

Good

Over: STREAM

1.1 MI E OF JCT CR 66, Rock, MN

Built 2004 Load: 39.2 t ADT: 35

CSAH 37

Good

Over: STREAM

0.3 MI E OF JCT TH 75, Rock, MN

Built 2005 Load: 39.2 t ADT: 1,246

T 36

Good

Over: STREAM

1.6 MI S OF JCT TH 270, Rock, MN

Built 2003 Load: 39.2 t ADT: 25

T 110

Good

Over: STREAM

0.6 MI N OF JCT CSAH 5, Rock, MN

Built 2004 Load: 39.2 t ADT: 20

T 35

Good

Over: STREAM

1.4 MI N OF JCT TH 270, Rock, MN

Built 2005 Load: 39.2 t ADT: 50

T 92

Good

Over: STREAM

0.7 MI N OF JCT CSAH 7, Rock, MN

Built 2005 Load: 39.2 t ADT: 35

T 24

Good

Over: STREAM

1.4 MI E OF JCT CR 53, Rock, MN

Built 2004 Load: 39.2 t ADT: 30

T 110

Good

Over: STREAM

1.4 MI S OF JCT CSAH 8, Rock, MN

Built 2005 Load: 39.2 t ADT: 20

T 110

Good

Over: STREAM

1.1 MI S OF JCT CSAH 8, Rock, MN

Built 2005 Load: 39.2 t ADT: 20

T 38

Good

Over: FOUR MILE CREEK

2.1 MI N OF JCT CSAH 13, Rock, MN

Built 2008 Load: 39.2 t ADT: 49

T 39

Good

Over: FOUR MILE CREEK

1.2 MI N OF JCT CSAH 13, Rock, MN

Built 2008 Load: 39.2 t ADT: 49

CSAH 3

Good

Over: STREAM

0.6 MI N OF JCT CSAH 16, Rock, MN

Built 2009 Load: 39.2 t ADT: 590

CSAH 3

Good

Over: STREAM

0.7 MI N OF JCT CSAH 16, Rock, MN

Built 2009 Load: 39.2 t ADT: 590

CSAH 3

Good

Over: ELK CREEK

1.9 MI N OF JCT CSAH 4, Rock, MN

Built 2010 Load: 39.2 t ADT: 305

CSAH 21

Good

Over: STREAM

0.9 MI E OF JCT CSAH 19, Rock, MN

Built 2010 Load: 39.2 t ADT: 44

T 58

Good

Over: STREAM

0.2 MI W OF JCT CR 59, Rock, MN

Built 2013 Load: 39.2 t ADT: 49

T 402

Good

Over: STREAM

0.2 MI W OF JCT CSAH 9, Rock, MN

Built 2012 Load: 39.2 t ADT: 49

T 18

Good

Over: STREAM

0.7 MI E OF JCT CSAH 6, Rock, MN

Built 2012 Load: 39.2 t ADT: 49

CSAH 3

Good

Over: STREAM

2.3 MI S OF JCT CSAH 1, Rock, MN

Built 2013 Load: 39.2 t ADT: 325

T 148

Good

Over: SPRING WATER CREEK

0.1 MI W OF JCT TH 23, Rock, MN

Built 2013 Load: 39.2 t ADT: 105

M 11

Good

Over: MOUND CREEK

0.9 MI E OF JCT TH 75, Rock, MN

Built 1980 Load: 39.2 t ADT: 41

T 60

Good

Over: STREAM

0.2 MI W OF JCT TH 23, Rock, MN

Built 1983 Load: 39.2 t ADT: 40

T 37

Good

Over: STREAM

1.2 MI S OF JCT CSAH 13, Rock, MN

Built 1987 Load: 39.2 t ADT: 34

CR 66

Good

Over: STREAM

0.3 MI N OF JCT CSAH 20, Rock, MN

Built 1986 Load: 39.2 t ADT: 62

T 57

Good

Over: STREAM

0.2 MI E OF JCT CSAH 3, Rock, MN

Built 1989 Load: 39.2 t ADT: 28

T 75

Good

Over: STREAM

0.1 MI E OF JCT CR 65, Rock, MN

Built 1987 Load: 39.2 t ADT: 25

CSAH 10

Good

Over: STREAM

0.8 MI E OF JCT CSAH 2, Rock, MN

Built 1989 Load: 39.2 t ADT: 790

T 50

Good

Over: SPRING WATER CREEK

0.9 MI E OF JCT TH 23, Rock, MN

Built 1989 Load: 39.2 t ADT: 25

T 23

Good

Over: BLOOD RUN

0.4 MI W OF JCT CSAH 17, Rock, MN

Built 1990 Load: 39.2 t ADT: 65

M 50

Good

Over: POPLAR CREEK

0.1 MI N OF JCT CSAH 26, Rock, MN

Built 1998 Load: 39.2 t ADT: 155

M 48

Good

Over: POPLAR CREEK

0.1 MI N OF JCT CSAH 26, Rock, MN

Built 1998 Load: 39.2 t ADT: 842

T 19

Good

Over: FOUR MILE CREEK

0.7 MI E OF JCT CSAH 17, Rock, MN

Built 1992 Load: 39.2 t ADT: 20

M 29

Good

Over: STREAM

0.4 MI E OF JCT CSAH 18, Rock, MN

Built 1992 Load: 39.2 t ADT: 73

CR 51

Good

Over: STREAM

0.1 MI S OF JCT CSAH 7, Rock, MN

Built 1993 Load: 39.2 t ADT: 43

CR 53

Good

Over: MUD CREEK

0.9 MI S OF JCT CSAH 15, Rock, MN

Built 1995 Load: 39.2 t ADT: 41

T 107

Good

Over: STREAM

0.2 MI S OF N CO LINE, Rock, MN

Built 1993 Load: 39.2 t ADT: 10

T 52

Good

Over: SPRINGWATER CREEK

0.8 MI W OF JCT CR 59, Rock, MN

Built 1994 Load: 39.2 t ADT: 48

T 17

Good

Over: MUD CREEK

0.8 MI E OF JCT CSAH 6, Rock, MN

Built 1995 Load: 39.2 t ADT: 69

MN 23

Good

Over: SPRING WATER CREEK

0.8 MI N OF JCT TH 90, Rock, MN

Built 1995 Load: 39.2 t ADT: 2,000

T 26

Good

Over: STREAM

1.8 MI N OF JCT CSAH 15, Rock, MN

Built 1995 Load: 39.2 t ADT: 17

T 20

Good

Over: ASH CREEK

0.7 MI W OF JCT TH 75, Rock, MN

Built 1995 Load: 39.2 t ADT: 61

T 108

Good

Over: STREAM

0.1 MI S OF JCT TH 23, Rock, MN

Built 1995 Load: 39.2 t ADT: 25

T 37

Good

Over: S FK ROSEAU RIVER

0.4 MI W OF JCT TH 89, Roseau, MN

Built 1996 Load: 39.2 t ADT: 8

Showing 9,301-9,350 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.

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). Poor condition is an inspection-record category, not a closure or unsafe-to-cross designation. Consult the bridge owner for current status.

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.