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

COUNTY HIGHWAY

Poor

Over: CREEK

4 WEST 7 NORTH TIOGA, Williams, ND

Built 1946 Load: 16.5 t ADT: 10

44TH AVE

Poor

Over: DRAINAGE AREA

2 EAST 9 SOUTH OF HEBRON, Morton, ND

Built 1965 Load: 16.6 t ADT: 25

SECTION LINE ROAD

Poor

Over: OAK CREEK

2 WEST 3 SOUTH OF OMENEE, Bottineau, ND

Built 1956 Load: 17.0 t ADT: 5

COUNTY HIGHWAY

Poor

Over: COUNTY DRAIN 39

5 SOUTH OF FAIRMOUNT, Richland, ND

Built 1972 Load: 17.0 t ADT: 20

COUNTY HIGHWAY

Poor

Over: CREEK

9 WEST 5 SOUTH CANDO, Towner, ND

Built 1945 Load: 17.0 t ADT: 10

COUNTY HIGHWAY

Poor

Over: RED RIVER OF THE NORTH

4 SOUTH 9 EAST OF KELSO, Traill, ND

Built 1952 Load: 17.0 t ADT: 260

COUNTY HIGHWAY

Poor

Over: WILD RICE RIVER

1 SOUTH OF MANTADOR, Richland, ND

Built 1978 Load: 17.1 t ADT: 20

COUNTY HIGHWAY

Poor

Over: CREEK

2 SOUTH OF HARWOOD, Cass, ND

Built 1976 Load: 17.2 t ADT: 24

COUNTY HIGHWAY

Poor

Over: RED RIVER OF THE NORTH

4 SOUTH 6 EAST OF GARDNER, Cass, ND

Built 1949 Load: 17.2 t ADT: 90

COUNTY HIGHWAY

Poor

Over: CUT BANK CREEK

1 SOUTH 1 WEST OF UPHAM, McHenry, ND

Built 1939 Load: 17.2 t ADT: 457

COUNTY HIGHWAY

Poor

Over: BEICEGAL CREEK

2S 2W GRASSY BUTTE, McKenzie, ND

Built 1970 Load: 17.2 t ADT: 20

COUNTY HIGHWAY

Poor

Over: CREEK

2 SOUTH 1 WEST KEMPTON, Grand Forks, ND

Built 1949 Load: 17.4 t ADT: 30

COUNTY HIGHWAY

Poor

Over: LITTLE MUDDY RIVER

4 EAST 3 SOUTH ALAMO, Williams, ND

Built 1914 Load: 17.4 t ADT: 20

COUNTY HIGHWAY

Poor

Over: N BRANCH OF CLEAR CREEK

1 NORTH 3 WEST KEENE, McKenzie, ND

Built 1960 Load: 17.6 t ADT: 20

COUNTY HIGHWAY

Poor

Over: BR. OF WILD RICE RIVER

1 NORTH 2 WEST OF HAVANA, Sargent, ND

Built 1950 Load: 17.6 t ADT: 10

COUNTY HIGHWAY

Poor

Over: NELSON DRAIN NO. 28

5 EAST 5 SOUTH HILLSBORO, Traill, ND

Built 1936 Load: 17.6 t ADT: 10

COUNTY ROAD

Poor

Over: MAPLE RIVER

2 SOUTH 1 EAST OF EDGELEY, LaMoure, ND

Built 1935 Load: 18.1 t ADT: 24

53RD AVE SW

Poor

Over: OTTER CREEK

9 WEST OF HANNOVER, Oliver, ND

Built 1960 Load: 18.1 t ADT: 45

COUNTY HIGHWAY

Poor

Over: ELM RIVER

1 WEST OF KELSO, Traill, ND

Built 1940 Load: 18.2 t ADT: 40

COUNTY ROAD

Poor

Over: LITTLE DEEP CREEK

7 WEST 7 SOUTH OF UPHAM, McHenry, ND

Built 1938 Load: 18.3 t ADT: 5

COUNTY ROAD

Poor

Over: DITCH

2 EAST 4 SOUTH OF NECHE, Pembina, ND

Built 1960 Load: 18.5 t ADT: 24

COUNTY HIGHWAY

Poor

Over: BEAVER CREEK

1 WEST OF MONTPELIER, Stutsman, ND

Built 1962 Load: 18.6 t ADT: 210

COUNTY HIGHWAY

Poor

Over: GOOSE RIVER

3RD ST NE IN HILLSBORO, Traill, ND

Built 1934 Load: 18.7 t ADT: 200

COUNTY HIGHWAY

Poor

Over: NORTH FORK PARK RIVER

4 EAST 1 SOUTH GARDAR, Pembina, ND

Built 1954 Load: 18.9 t ADT: 10

COUNTY HIGHWAY

Poor

Over: LITTLE MUDDY RIVER

2 EAST 3 SOUTH ALAMO, Williams, ND

Built 1925 Load: 18.9 t ADT: 24

CR139

Poor

Over: CREEK

1 NORTH 6 EAST OF JUDSON, Morton, ND

Built 1960 Load: 19.1 t ADT: 405

COUNTY HIGHWAY

Poor

Over: CREEK

2 SOUTH OF GARDAR, Pembina, ND

Built 1930 Load: 19.1 t ADT: 10

83RD AVE SW

Poor

Over: HEART RIVER

12 SOUTH 5 E RICHARDTON, Stark, ND

Built 1928 Load: 19.1 t ADT: 10

COUNTY HIGHWAY

Poor

Over: ELM RIVER

5 WEST OF GRANDIN, Traill, ND

Built 1979 Load: 19.1 t ADT: 20

COUNTY HIGHWAY

Poor

Over: STONY CREEK

1 SOUTH SPRING BROOK, Williams, ND

Built 1920 Load: 19.1 t ADT: 24

ND HIGHWAY 1

Poor

Over: CREEK

7 NORTH OF ND 5, Cavalier, ND

Built 1931 Load: 19.2 t ADT: 490

IRRFT COUNTY HIWAY

Poor

Over: SHEYENNE RIVER

1 EAST 8 SO FORT TOTTEN, Benson, ND

Built 1976 Load: 19.5 t ADT: 35

COUNTY ROAD

Poor

Over: COTTONWOOD CREEK

2 SOUTH 1 EAST OF JUD, LaMoure, ND

Built 1950 Load: 19.5 t ADT: 2

70th Ave. SW

Poor

Over: DRAINAGE AREA

3 SOUTH 6 EAST OF HEBRON, Morton, ND

Built 1967 Load: 19.6 t ADT: 5

COUNTY HIGHWAY

Poor

Over: MAPLE RIVER

2 EAST 7 SOUTH OF ALICE, Cass, ND

Built 2011 Load: 19.8 t ADT: 20

COUNTY ROAD

Poor

Over: SECOND LARSON COULEE

3 SOUTH 1 WEST MINOT, Ward, ND

Built 1965 Load: 19.9 t ADT: 25

COUNTY ROAD

Poor

Over: N BRANCH TURTLE RIVER

5 EAST 2 SOUTH MCCANNA, Grand Forks, ND

Built 1962 Load: 20.1 t ADT: 25

COUNTY HIGHWAY

Poor

Over: SWAN CREEK

1 EAST NORTH WHEATLAND, Cass, ND

Built 1955 Load: 20.2 t ADT: 20

58TH AVENUE

Poor

Over: DRAINAGE AREA

5 SOUTH 8 WEST OF ALMONT, Morton, ND

Built 1966 Load: 20.2 t ADT: 25

COUNTY HIGHWAY

Poor

Over: DRAIN DITCH

7 EAST 2 SOUTH GILBY, Grand Forks, ND

Built 1954 Load: 20.3 t ADT: 25

COUNTY ROAD 0520

Poor

Over: SOURIS RIVER

1 SOUTH 4 WEST OF KRAMER, Bottineau, ND

Built 1960 Load: 20.5 t ADT: 170

COUNTY HIGHWAY

Poor

Over: JAMES RIVER

3 WEST 3 NORTH OF DICKEY, LaMoure, ND

Built 1950 Load: 20.6 t ADT: 140

COUNTY HIGHWAY

Poor

Over: CREEK

1 EAST 1 SOUTH CANDO, Towner, ND

Built 1947 Load: 21.0 t ADT: 5

53rd Ave NE

Poor

Over: CREEK

8 SOUTH 9 EAST OF WOLFORD, Pierce, ND

Built 1970 Load: 21.2 t ADT: 20

65th Ave SW

Poor

Over: SPRING CREEK

2 EAST OF ZAP, Mercer, ND

Built 1969 Load: 21.5 t ADT: 26

CR20

Poor

Over: BRADY CREEK

1 SOUTHWEST OF HAZEN, Mercer, ND

Built 1984 Load: 21.9 t ADT: 50

COUNTY HIGHWAY

Poor

Over: CREEK

5 W 1 N BATTLEVIEW, Burke, ND

Built 1970 Load: 22.0 t ADT: 20

COUNTY TRAIL

Poor

Over: DRAIN DITCH

2 WEST 2 NORTH BATHGATE, Pembina, ND

Built 1965 Load: 22.0 t ADT: 10

34TH STREET

Poor

Over: SQUARE BUTTE CREEK

2 WEST 6 NORTH OF MANDAN, Morton, ND

Built 1971 Load: 22.1 t ADT: 25

EAST FULTON AVENUE

Poor

Over: BRANCH OF KNIFE RIVER

CITY OF HEBRON, Morton, ND

Built 1924 Load: 22.5 t

Showing 4,051-4,100 of 4,242 bridges

Related

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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.