State profile · Above median Poor share

North Dakota bridge safety

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

4,242
Public bridges
39.7%
Good condition
10.8%
Poor condition

Data updated May 2026

Total Bridges

4,242

Public highway bridges in North Dakota

Good Condition

39.7%

1,685 bridges rated 7-9

-10.3pp vs 50% benchmark

Poor Condition

10.8%

460 bridges whose lowest applicable component is rated 0-4

3.9pp vs national avg 7.0%

North Dakota vs national bridge condition

North Dakota - Good condition share 39.7%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

North Dakota - Poor-condition share 36.1%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Condition Distribution

North Dakota42.6%45.7%11.6%GoodFairPoor
Bridge inventory deck-condition mix - North Dakota (FHWA NBI)

Counties (53)

Adams 45 Barnes 79 Benson 40 Billings 60 Bottineau 120 Bowman 68 Burke 29 Burleigh 113 Cass 369 Cavalier 66 Dickey 43 Divide 13 Dunn 74 Eddy 27 Emmons 67 Foster 19 Golden Valley 34 Grand Forks 334 Grant 60 Griggs 21 Hettinger 64 Kidder 10 LaMoure 60 Logan 13 McHenry 112 McIntosh 11 McKenzie 131 McLean 57 Mercer 72 Morton 271 Mountrail 27 Nelson 23 Oliver 24 Pembina 203 Pierce 5 Ramsey 48 Ransom 35 Renville 24 Richland 197 Rolette 18 Sargent 30 Sheridan 8 Sioux 22 Slope 41 Stark 157 Steele 94 Stutsman 78 Towner 58 Traill 151 Walsh 253 Ward 123 Wells 41 Williams 100

North Dakota 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 North Dakota on the same metric.

AK

Alaska

10.12% top marginal rate
Structure
Progressive
Burden @ $100K
$909

PA

Pennsylvania

10.50% top marginal rate
Structure
Progressive
Burden @ $100K
$14,867
Selected

ND

North Dakota

10.84% top marginal rate
Structure
Progressive
Burden @ $100K
$4,242

LA

Louisiana

11.00% top marginal rate
Structure
Progressive
Burden @ $100K
$12,699

PR

Puerto Rico

11.98% top marginal rate
Structure
Progressive
Burden @ $100K
$2,387

Bridges Needing Most Attention in North Dakota

Six lowest-condition bridges in North Dakota, ranked by the portal's composite display score. Inspection intervals are risk-based under current NBIS rules.

TRAIL

Poor

Over: CYPRESS CREEK

5 NORTH 1 EAST OF CALVIN, Cavalier, ND

Built 1950 Load: 0.9 t ADT: 2

COUNTY HIGHWAY

Poor

Over: CREEK

2 WEST 6 SOUTH OF VANG, Cavalier, ND

Built 1953 Load: 0.9 t ADT: 2

COUNTY ROAD

Poor

Over: JAMES RIVER

NORTH OF LAMOURE, LaMoure, ND

Built 1910 Load: 1.1 t ADT: 50

COUNTY HIGHWAY

Poor

Over: ANTELOPE CREEK

2 SOUTH 3 WEST DWIGHT, Richland, ND

Built 1920 Load: 1.1 t ADT: 20

COUNTY HIGHWAY

Poor

Over: LITTLE MUDDY RIVER

2 WEST 3 SOUTH ALAMO, Williams, ND

Built 1920 Load: 1.5 t ADT: 24

COUNTY HIGHWAY

Poor

Over: LITTLE MUDDY RIVER

1 EAST 3 SOUTH ALAMO, Williams, ND

Built 1920 Load: 1.5 t ADT: 20

All Bridges in North Dakota

ND HIGHWAY 22

Fair

Over: CREEK

1 NORTH OF MANNING, Dunn, ND

Built 1949 Load: 16.3 t ADT: 1,430

64th Street SW

Fair

Over: HAY SLOUGH CREEK

4 N. 5 W. OF REGENT, Hettinger, ND

Built 1950 Load: 16.3 t ADT: 20

96th Ave SW

Fair

Over: CREEK

1 SOUTH 4 WEST OF MOTT, Hettinger, ND

Built 1946 Load: 16.3 t ADT: 26

COUNTY HIGHWAY

Fair

Over: CREEK

4 NORTH 3 WEST CHARLSON, McKenzie, ND

Built 1960 Load: 16.3 t ADT: 20

COUNTY HIGHWAY

Fair

Over: SHEYENNE RIVER

10 WEST 7 SOUTH KINDRED, Richland, ND

Built 1985 Load: 16.3 t ADT: 60

STATE AVENUE

Fair

Over: HEART RIVER

SOUTHWEST DICKINSON, Stark, ND

Built 1986 Load: 16.3 t ADT: 2,850

COUNTY HIGHWAY

Fair

Over: CREEK

5 SOUTH OF CANDO, Towner, ND

Built 1986 Load: 16.3 t ADT: 20

COUNTY HIGHWAY

Fair

Over: CREEK

5 EAST 3 NORTH MAYVILLE, Traill, ND

Built 1950 Load: 16.5 t ADT: 65

COUNTY HIGHWAY

Fair

Over: CREEK

1 WEST 1 SOUTH CASSELTON, Cass, ND

Built 1950 Load: 16.6 t ADT: 20

COUNTY HIGHWAY

Fair

Over: MAPLE RIVER

3 WEST 2 SOUTH MAPLETON, Cass, ND

Built 1984 Load: 16.6 t ADT: 10

COUNTY HIGHWAY

Fair

Over: COUNTY DRAIN NO. 29

5 EAST 1 NORTH ARGUSVILLE, Cass, ND

Built 1956 Load: 16.6 t ADT: 100

9th Avenue NW

Fair

Over: ANTELOPE CREEK

CITY OF HAZEN, Mercer, ND

Built 1983 Load: 16.6 t ADT: 141

CR138

Fair

Over: DRAINAGE AREA

11 SOUTH OF HEBRON, Morton, ND

Built 1973 Load: 16.6 t ADT: 75

61ST STREET

Fair

Over: N BRANCH CANTEPETA CREEK

1 NORTH 6 WEST OF FT RICE, Morton, ND

Built 1919 Load: 16.6 t ADT: 10

COUNTY HIGHWAY

Fair

Over: EDMORE COULEE

1 NORTH EDMORE, Ramsey, ND

Built 1974 Load: 16.6 t ADT: 27

COUNTY ROAD

Fair

Over: DITCH

2 EAST OF ST THOMAS, Pembina, ND

Built 1956 Load: 16.8 t ADT: 27

COUNTY ROAD

Fair

Over: CREEK

2 EAST 7 SOUTH OF LANKIN, Walsh, ND

Built 1930 Load: 16.8 t ADT: 5

COUNTY ROAD

Fair

Over: DRAIN DITCH

3 WEST 6 SOUTH OF GRAFTON, Walsh, ND

Built 1950 Load: 16.8 t ADT: 26

COUNTY HIGHWAY

Fair

Over: COUNTY DRAIN 34

1 EAST 3 SOUTH DAVENPORT, Cass, ND

Built 1953 Load: 16.9 t ADT: 120

COUNTY HIGHWAY

Fair

Over: CREEK

3 SOUTH 8 EAST OF FLASHER, Morton, ND

Built 1973 Load: 17.0 t ADT: 20

COUNTY HIGHWAY

Fair

Over: CREEK

17 S 2 W OF ST ANTHONY, Morton, ND

Built 1919 Load: 17.0 t ADT: 70

COUNTY HIGHWAY

Fair

Over: PEMBINA RIVER

2 WEST OF NECHE, Pembina, ND

Built 1975 Load: 17.0 t ADT: 100

COUNTY HIGHWAY

Fair

Over: ANTELOPE CREEK

3 WEST 9 SOUTH OF COLFAX, Richland, ND

Built 1934 Load: 17.0 t ADT: 20

COUNTY HIGHWAY

Fair

Over: PIPESTEM CREEK

4 WEST OF BUCHANAN, Stutsman, ND

Built 1960 Load: 17.0 t ADT: 140

COUNTY HIGHWAY

Fair

Over: CLEAR CREEK

3 NORTH 7 WEST KEENE, McKenzie, ND

Built 1983 Load: 17.1 t ADT: 20

COUNTY TRAIL

Fair

Over: HARRIET DRAIN DITCH

7 SOUTH OF GRAFTON, Walsh, ND

Built 1967 Load: 17.1 t ADT: 10

1ST AVE. EAST

Fair

Over: DUCK CREEK

13 EAST OF HETTINGER, Adams, ND

Built 1985 Load: 17.2 t ADT: 50

COUNTY HIGHWAY

Fair

Over: WILD RICE RIVER

2 SOUTH ST. BENEDICT, Cass, ND

Built 1987 Load: 17.2 t ADT: 24

10TH AVE NE

Fair

Over: ENGLISH COULEE

6 WEST 3 NORTH THOMPSON, Grand Forks, ND

Built 1990 Load: 17.2 t ADT: 32

37TH AVE SE

Fair

Over: CREEK

14 WEST OF LEHR, Logan, ND

Built 1948 Load: 17.2 t ADT: 50

County Road 137

Fair

Over: HAIL STORM CREEK

1 EAST OF ALMONT, Morton, ND

Built 1980 Load: 17.2 t ADT: 130

MAIN STREET

Fair

Over: HEART RIVER

MAIN STREET IN BELFIELD, Stark, ND

Built 1967 Load: 17.2 t ADT: 518

ND HIGHWAY 17

Fair

Over: CREEK

11 WEST OF CANDO, Towner, ND

Built 1961 Load: 17.2 t ADT: 440

COUNTY ROAD

Fair

Over: DRAIN DITCH

2 EAST OF GLASSTON, Pembina, ND

Built 1980 Load: 17.3 t ADT: 25

COUNTY HIGHWAY

Fair

Over: NELSON DRAIN NO. 28

8 EAST 5 SOUTH HILLSBORO, Traill, ND

Built 1975 Load: 17.3 t ADT: 10

COUNTY HIGHWAY

Fair

Over: WILLOW CREEK

5 WEST 1 NORTH ST. THOMAS, Pembina, ND

Built 1959 Load: 17.4 t ADT: 24

COUNTY HIGHWAY

Fair

Over: SOURIS RIVER

4 NORTH 2 EAST TOLLEY, Renville, ND

Built 1977 Load: 17.4 t ADT: 150

COUNTY HIGHWAY

Fair

Over: NORTH BRANCH GOOSE RIVER

7 NORTH OF PORTLAND, Traill, ND

Built 1963 Load: 17.4 t ADT: 30

COUNTY ROAD

Fair

Over: DIPPLE DRAIN DITCH

7 EAST OF GRAFTON, Walsh, ND

Built 1968 Load: 17.4 t ADT: 22

COUNTY HIGHWAY

Fair

Over: BUFFALO STREAM

1 EAST 4 NORTH EMBDEN, Cass, ND

Built 1955 Load: 17.5 t ADT: 20

275TH ST SE

Fair

Over: CREEK

3 EAST 6 SOUTH MCKENZIE, Burleigh, ND

Built 1979 Load: 17.6 t ADT: 40

94th Avenue SW

Fair

Over: CREEK

8 NORTH 2 WEST OF MOTT, Hettinger, ND

Built 1966 Load: 17.6 t ADT: 15

65TH AVE SW (CR25)

Fair

Over: COYOTE CREEK

2 EAST 16 SOUTH OF ZAP, Mercer, ND

Built 1939 Load: 17.6 t ADT: 45

S ELK St

Fair

Over: LITTLE KNIFE RIVER

ELK STREET IN HEBRON, Morton, ND

Built 1973 Load: 17.6 t ADT: 352

COUNTY HIGHWAY

Fair

Over: BEAVER CREEK

5 EAST 4 SOUTH RAY, Williams, ND

Built 1956 Load: 17.6 t ADT: 70

TOWNSHIP ROAD

Fair

Over: SHEYENNE RIVER

1 EAST 1 NORTH KATHRYN, Barnes, ND

Built 1974 Load: 17.7 t ADT: 60

COUNTY HIGHWAY

Fair

Over: CHERRY CREEK

2 N 1 E WATFORD CITY, McKenzie, ND

Built 1991 Load: 17.7 t ADT: 130

2ND AVENUE S.W.

Fair

Over: Souris River

2ND AVE-10TH ST SW-MINOT, Ward, ND

Built 1968 Load: 17.7 t ADT: 4,600

79th Ave. SW

Fair

Over: SPRING CREEK

1 NORTH 1 WEST DODGE, Dunn, ND

Built 1951 Load: 17.8 t ADT: 75

COUNTY HIGHWAY

Fair

Over: PITCAIRN CREEK

2 EAST 2 SOUTH OF COLFAX, Richland, ND

Built 1975 Load: 17.9 t ADT: 20

Showing 651-700 of 4,242 bridges

Related

All states → | National rankings → | Understanding conditions → | Retired SD term explained →
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.

Understanding Bridge Conditions

How FHWA rates bridge condition on a 0-9 scale.

Check Your Daily Bridges

How to look up bridge condition data for bridges on your route.

Read our methodology — how this data is sourced, computed, and verified.

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.