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 264

Unknown

Over: TH 62

0.4 MI W OF JCT TH 100, Hennepin, MN

Built 1965 ADT: 80,000

CSAH 39

Unknown

Over: US 212

0.5 MI NE OF JCT TH 494, Hennepin, MN

Built 1971 ADT: 49,500

MSAS 435

Unknown

Over: HENNEPIN NB

AT THE JCT HENN AVE, Hennepin, MN

Built 1965 ADT: 8,800

MSAS 224

Unknown

Over: TH 65

0.2 Mi North of Jct TH 94, Hennepin, MN

Built 1966

CSAH 158

Unknown

Over: TH 100

2.2 MI S OF JCT TH 7, Hennepin, MN

Built 1970 ADT: 124,000

MN 100

Unknown

Over: 44th St

1.7 MI S OF JCT TH 7, Hennepin, MN

Built 1970 ADT: 3,700

PEDESTRIAN

Unknown

Over: TH 100; VERNON AVE

1.2 MI S OF JCT TH 7, Hennepin, MN

Built 1968 ADT: 200

CSAH 3

Unknown

Over: TH 100; SB OFF RAMP

0.9 MI S OF JCT TH 7, Hennepin, MN

Built 1968 ADT: 127,000

CON 611

Unknown

Over: TH 5

0.1 MI SW OF JCT TH 55, Hennepin, MN

Built 1992 ADT: 42,000

MN 62

Unknown

Over: TH 5 EB off ramp

0.1 MI NW OF JCT TH 5, Hennepin, MN

Built 1992 ADT: 11,000

MSAS 277

Unknown

Over: TH 100; RAMPS

0.4 MI S OF JCT TH 7, Hennepin, MN

Built 1984 ADT: 2,000

MSAS 213

Unknown

Over: 3RD; 4TH ST

0.1 MI S OF WASHINGTON A, Hennepin, MN

Built 1969 ADT: 6,500

MN 62

Unknown

Over: TH 5; WB COLL RD

AT THE JCT TH 5; 55, Hennepin, MN

Built 1992 ADT: 42,000

MN 62

Unknown

Over: Bloomington Road

0.2 MI NW OF JCT TH 5, Hennepin, MN

Built 1992 ADT: 2,026

I 394

Unknown

Over: Ridgedale Drive

1.4 MI E OF JCT TH 494, Hennepin, MN

Built 1988 ADT: 13,000

CON 611

Unknown

Over: TH 5 WB RAMP

0.1 MI SW OF JCT TH 55, Hennepin, MN

Built 1992 ADT: 4,000

I 394

Unknown

Over: Ridgedale Drive

1.4 MI E OF JCT TH 494, Hennepin, MN

Built 1973 ADT: 13,000

MN 100

Unknown

Over: TH 55

AT THE JCT TH 55; 100, Hennepin, MN

Built 2000 ADT: 28,146

CON 3178

Unknown

Over: US 12

3.6 MI W OF JCT TH 494, Hennepin, MN

Built 1972 ADT: 31,062

M 106

Unknown

Over: US 12; WB OFF RAMP

3.4 MI W OF JCT TH 494, Hennepin, MN

Built 1972 ADT: 45,500

M 56

Unknown

Over: US 12

3.1 MI W OF JCT TH 494, Hennepin, MN

Built 1970 ADT: 45,500

M 42

Unknown

Over: US 12

2.4 MI W OF JCT TH 494, Hennepin, MN

Built 1970 ADT: 45,500

CSAH 101

Unknown

Over: US 12

2.1 MI W OF JCT TH 494, Hennepin, MN

Built 1970 ADT: 50,000

MSAS 113

Unknown

Over: US 212

1.0 MI N JCT DELL; PIONE, Hennepin, MN

Built 2006 ADT: 57,000

CSAH 4

Unknown

Over: US 212

.86 MI SW OF JCT TH 5, Hennepin, MN

Built 1999 ADT: 64,000

CON 3703

Unknown

Over: Bus Connection

0.7 MI W OF JCT TH 494, Hennepin, MN

Built 1998 ADT: 1

MN 5

Unknown

Over: WALLACE RD

2.5 MI W OF JCT TH 494, Hennepin, MN

Built 1998 ADT: 1,650

US 212

Unknown

Over: WALLACE RD

2.0 MI W OF JCT TH 494, Hennepin, MN

Built 1998 ADT: 1,750

US 212

Unknown

Over: WALLACE RD

2.0 MI W OF JCT TH 494, Hennepin, MN

Built 1998 ADT: 1,750

CSAH 60

Unknown

Over: US 212

1.5 MI W OF TH 494, Hennepin, MN

Built 1998 ADT: 107,000

MSAS 111

Unknown

Over: US 212

0.7 MI W OF JCT TH 494, Hennepin, MN

Built 1998 ADT: 98,000

MN 5

Unknown

Over: WALLACE RD

2.5 MI W OF JCT TH 494, Hennepin, MN

Built 1998 ADT: 1,350

CON 5876

Unknown

Over: TH 5 WB ON RAMP

AT JCT TH 5; 55, Hennepin, MN

Built 1968 ADT: 1,000

M 206

Unknown

Over: TH 100

2.5 MI N OF JCT TH 55, Hennepin, MN

Built 2000 ADT: 101,000

MN 62

Unknown

Over: TH 5 EB OFF RAMP

AT JCT TH 5; 55, Hennepin, MN

Built 1968 ADT: 9,000

CSAH 8

Unknown

Over: TH 100; RAMPS

THE JCT TH 100; CMSA 8, Hennepin, MN

Built 2001 ADT: 1

MN 62

Unknown

Over: Bloomington Rd

0.1 MI NW OF JCT TH 5, Hennepin, MN

Built 1968 ADT: 2,026

MN 55

Unknown

Over: FRANKLIN AVE

0.3 MI SE OF JCT TH 94, Hennepin, MN

Built 1967 ADT: 14,200

MN 55

Unknown

Over: CEDAR AVE

0.6 MI SE OF JCT TH 94, Hennepin, MN

Built 1967 ADT: 17,500

MN 5

Unknown

Over: US 212; WB ON RAMP

AT THE JCT TH 5; 312, Hennepin, MN

Built 1998 ADT: 1

CSAH 6

Unknown

Over: US 12; BNSF RR

AT JCT US 12; CSAH 6, Hennepin, MN

Built 2007 ADT: 24,549

MN 55

Unknown

Over: LAKE ST

1.2 MI S OF JCT TH 94, Hennepin, MN

Built 1996 ADT: 20,000

PEDESTRIAN

Unknown

Over: TH 55; NB OFF RAMP

0.5 MI S OF JCT TH 94, Hennepin, MN

Built 1998 ADT: 1

CSAH 81

Unknown

Over: TH 100

At jct TH 100; CSAH 81, Hennepin, MN

Built 2001 ADT: 87,000

MSAS 136

Unknown

Over: TH 100

0.2 MI N OF JCT TH 494, Hennepin, MN

Built 1974 ADT: 78,000

SPR 17

Unknown

Over: TH 5 WB ON RAMP

AT JCT TH 55; 5, Hennepin, MN

Built 1971 ADT: 2,500

CON 1883

Unknown

Over: TH 610

AT THE JCT TH 252; 610, Hennepin, MN

Built 1998 ADT: 105,651

MN 252

Unknown

Over: TH 610

AT THE JCT TH 252; 610, Hennepin, MN

Built 1998 ADT: 105,651

MN 252

Unknown

Over: TH 610 WB ON RAMP

AT THE JCT TH 610; 252, Hennepin, MN

Built 1998 ADT: 9,000

PEDESTRIAN

Unknown

Over: TH 610

0.9 MI W OF JCT TH 252, Hennepin, MN

Built 1998 ADT: 81,827

Showing 301-350 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 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.