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

52nd Avenue

Poor

Over: HEART RIVER

10 NORTH 2 EAST OF CARSON, Grant, ND

Built 1927 Load: 5.8 t ADT: 10

SOUTH PARK STREET

Poor

Over: BRANCH OF KNIFE RIVER

CITY OF HEBRON, Morton, ND

Built 1916 Load: 5.8 t ADT: 200

32nd St. SW

Poor

Over: CREEK

3 EAST 6 NORTH GLADSTONE, Stark, ND

Built 1930 Load: 5.8 t ADT: 5

46th Street SW

Poor

Over: HEART RIVER

9 SOUTH OF RICHARDSON, Stark, ND

Built 1936 Load: 5.8 t ADT: 5

COUNTY HIGHWAY

Poor

Over: SHEYENNE RIVER

1 E 8 N OF COOPERSTOWN, Griggs, ND

Built 1912 Load: 5.9 t ADT: 24

COUNTY HIGHWAY

Poor

Over: WILD RICE RIVER

3 NORTH 1 EAST DWIGHT, Richland, ND

Built 1922 Load: 5.9 t ADT: 20

COUNTY ROAD

Poor

Over: PARK RIVER

3 EAST 1 NORTH PARK RIVER, Walsh, ND

Built 1916 Load: 5.9 t ADT: 10

COUNTY ROAD

Poor

Over: NORTH BRANCH PARK RIVER

4 WEST 2 NORTH OF GRAFTON, Walsh, ND

Built 1930 Load: 5.9 t ADT: 10

COUNTY HIGHWAY

Poor

Over: JAMES RIVER

1 SOUTHWEST OF ADRIAN, LaMoure, ND

Built 1908 Load: 6.0 t ADT: 18

COUNTY HIGHWAY

Poor

Over: NORTH BRANCH ELM RIVER

6 EAST 8 SOUTH HILLSBORO, Traill, ND

Built 1966 Load: 6.1 t ADT: 20

COUNTY ROAD

Poor

Over: ANTLER CREEK

2 NORTH OF ANTLER, Bottineau, ND

Built 1934 Load: 6.2 t ADT: 25

72ND AVE SW

Poor

Over: CANNONBALL RIVER

2 S 1 E NEW LEIPZIG, Grant, ND

Built 1944 Load: 6.2 t ADT: 20

83rd St SW

Poor

Over: CREEK

10 SOUTH 6 EAST OF MOTT, Hettinger, ND

Built 1942 Load: 6.2 t ADT: 10

COUNTY HIGHWAY

Poor

Over: JAMES RIVER

2 NORTH 4 EAST FESSENDEN, Wells, ND

Built 1915 Load: 6.2 t ADT: 5

COUNTY TRAIL

Poor

Over: CREEK

4 WEST 4 SOUTH OF VANG, Cavalier, ND

Built 1955 Load: 6.3 t ADT: 2

COUNTY HIGHWAY

Poor

Over: WILD RICE RIVER

4 WEST 1 SOUTH WAHPETON, Richland, ND

Built 1914 Load: 6.3 t ADT: 20

COUNTY ROAD

Poor

Over: N. BRANCH TURTLE RIVER

1 WEST 4 SOUTH ORR, Grand Forks, ND

Built 1951 Load: 6.4 t ADT: 25

COUNTY HIGHWAY

Poor

Over: MORIAS RIVER

3 EAST 1 SOUTH MANVEL, Grand Forks, ND

Built 1926 Load: 6.4 t ADT: 40

COUNTY HIGHWAY

Poor

Over: DITCH

4 EAST 3 SOUTH HAMILTON, Pembina, ND

Built 1935 Load: 6.4 t ADT: 5

COUNTY ROAD

Poor

Over: MIDDLE BRANCH PARK RIVER

4 EAST 7 NORTH PARK RIVER, Walsh, ND

Built 1981 Load: 6.4 t ADT: 40

UPPER MAGPIE ROAD

Poor

Over: NORTH CREEK

6 NORTH 8 WEST FAIRFIELD, Billings, ND

Built 1916 Load: 6.5 t ADT: 10

COUNTY ROAD

Poor

Over: PARK RIVER

3 WEST 4 NORTH OF GRAFTON, Walsh, ND

Built 1915 Load: 6.6 t ADT: 10

COUNTY HIGHWAY

Poor

Over: SPRING COULEE

10 WEST 5 SOUTH OF UPHAM, McHenry, ND

Built 1955 Load: 7.0 t ADT: 25

CITY STREET

Poor

Over: CREEK

NORTHEAST CORNER ADAMS, Walsh, ND

Built 1913 Load: 7.0 t ADT: 5

COUNTY TRAIL

Poor

Over: PARK RIVER

1 EAST 7 NORTH OF LANKIN, Walsh, ND

Built 1914 Load: 7.0 t ADT: 5

COUNTY ROAD

Poor

Over: BOUNDARY CREEK

7 NORTH 3 WEST OF KRAMER, Bottineau, ND

Built 1952 Load: 7.2 t ADT: 25

COUNTY ROAD

Poor

Over: CANNONBALL RIVER

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

Built 1944 Load: 7.2 t ADT: 26

COUNTY ROAD

Poor

Over: MOUSE RIVER

1 EAST 8 NORTH KARLSRUHE, McHenry, ND

Built 1906 Load: 7.2 t ADT: 25

58th St.

Poor

Over: SE BR LITTLE HEART RIVER

3 SOUTH 1 EAST ST ANTHONY, Morton, ND

Built 1971 Load: 7.2 t ADT: 5

COUNTY HIGHWAY

Poor

Over: NORTH FORK PARK RIVER

3 EAST OF GARDAR, Pembina, ND

Built 1942 Load: 7.2 t ADT: 10

COUNTY ROAD

Poor

Over: CREEK

1 NORTH 1 EAST OF HOOPLE, Pembina, ND

Built 1955 Load: 7.2 t ADT: 5

COUNTY HIGHWAY

Poor

Over: WILLOW CREEK

4 EAST 4 SOUTH ST THOMAS, Pembina, ND

Built 1956 Load: 7.3 t ADT: 15

COUNTY ROAD

Poor

Over: LITTLE DEEP CREEK

7 WEST 2 SOUTH OF UPHAM, McHenry, ND

Built 1935 Load: 7.4 t ADT: 25

43RD ST NE

Poor

Over: WINTERING RIVER

4 EAST 4 SOUTH KARLSRUHE, McHenry, ND

Built 1938 Load: 7.4 t ADT: 30

COUNTY HIGHWAY

Poor

Over: CREEK

1 NORTH 6 EAST THOMPSON, Grand Forks, ND

Built 1910 Load: 7.5 t ADT: 70

COUNTY HIGHWAY

Poor

Over: CART CREEK

APPLETON AVENUE CRYSTAL, Pembina, ND

Built 1927 Load: 7.6 t ADT: 120

COUNTY ROAD

Poor

Over: MOUSE RIVER

1 NORTH OF VERENDRYE, McHenry, ND

Built 1909 Load: 7.8 t ADT: 25

COUNTY ROAD

Poor

Over: PARK RIVER

4 EAST 1 NORTH PARK RIVER, Walsh, ND

Built 1930 Load: 7.9 t ADT: 24

COUNTY HIGHWAY

Poor

Over: BEAVER CREEK

13 EAST 5 NORTH OF FINLEY, Steele, ND

Built 1913 Load: 8.0 t ADT: 10

COUNTY HIGHWAY

Poor

Over: SOUTH MARIAS RIVER

2 EAST 1 SOUTH MANVEL, Grand Forks, ND

Built 1926 Load: 8.1 t ADT: 24

COUNTY HIGHWAY

Poor

Over: SHEYENNE RIVER

3 SOUTH MCVILLE, Nelson, ND

Built 1910 Load: 8.1 t ADT: 5

COUNTY ROAD

Poor

Over: FOREST RIVER

1 WEST 13 SOUTH GRAFTON, Walsh, ND

Built 1925 Load: 8.1 t ADT: 19

COUNTY ROAD

Poor

Over: CREEK

1 WEST 4 SOUTH ORR, Grand Forks, ND

Built 1951 Load: 8.2 t ADT: 25

COUNTY HIGHWAY

Poor

Over: SHEYENNE RIVER

4 SOUTH 2 WEST TOLNA, Nelson, ND

Built 1920 Load: 8.3 t ADT: 20

COUNTY HIGHWAY

Poor

Over: FOREST RIVER

11 SOUTH OF GRAFTON, Walsh, ND

Built 1953 Load: 8.3 t ADT: 5

COUNTY HIGHWAY 12

Poor

Over: DRAIN DITCH

3 WEST 2 SOUTH OF CRYSTAL, Pembina, ND

Built 1967 Load: 8.4 t ADT: 167

COUNTY ROAD

Poor

Over: DRAIN DITCH

8 NORTH OF GRAFTON, Walsh, ND

Built 1968 Load: 8.4 t ADT: 24

COUNTY HIGHWAY

Poor

Over: NORTH BRANCH GOOSE RIVER

5 EAST 2 SOUTH MAYVILLE, Traill, ND

Built 1950 Load: 8.7 t ADT: 54

139TH AVE NE

Poor

Over: PARK RIVER

1 WEST OF HOOPLE, Walsh, ND

Built 1940 Load: 8.7 t ADT: 19

COUNTY HIGHWAY

Poor

Over: MAPLE RIVER

3 WEST 4 NORTH OF ALICE, Cass, ND

Built 1966 Load: 8.8 t ADT: 10

Showing 3,901-3,950 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.