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 ROAD

Fair

Over: BOUNDARY CREEK

2 WEST 4 NORTH OF SOURIS, Bottineau, ND

Built 1979 Load: 25.1 t ADT: 25

COUNTY HIGHWAY

Fair

Over: CREEK

4 WEST 9 SOUTH OF LEITH, Grant, ND

Built 1963 Load: 25.1 t ADT: 80

COUNTY HIGHWAY

Fair

Over: WINTERING RIVER

5 NORTH OF BALFOUR, McHenry, ND

Built 1973 Load: 25.1 t ADT: 40

COUNTY HIGHWAY

Fair

Over: COUNTY DRAIN

2 EAST 2 NORTH WALCOTT, Richland, ND

Built 1973 Load: 25.1 t ADT: 20

COUNTY HIGHWAY

Fair

Over: CREEK

5 NORTH 13 EAST SHARON, Steele, ND

Built 1972 Load: 25.1 t ADT: 350

COUNTY HIGHWAY

Fair

Over: NORTH BRANCH GOOSE RIVER

3 NORTH OF MAYVILLE, Traill, ND

Built 1993 Load: 25.1 t ADT: 670

COUNTY HIGHWAY

Fair

Over: JAMES RIVER

1 SOUTHEAST OF DICKEY, LaMoure, ND

Built 1960 Load: 25.2 t ADT: 137

COUNTY ROAD

Fair

Over: DRAIN DITCH

2 NORTH OF DRAYTON, Pembina, ND

Built 1977 Load: 25.2 t ADT: 24

COUNTY HIGHWAY

Fair

Over: INTERMITTENT STREAM

2 NORTH OF BLANCHARD, Traill, ND

Built 1932 Load: 25.2 t ADT: 20

COUNTY ROAD

Fair

Over: WILLOW CREEK

4E 1S OF WILLOW CITY, Bottineau, ND

Built 1948 Load: 25.3 t ADT: 35

US HIGHWAY 83

Fair

Over: SPRING CREEK

1 NORTH OF LINTON, Emmons, ND

Built 1941 Load: 25.3 t ADT: 1,690

COUNTY HIGHWAY

Fair

Over: SPRING COULEE

7 NORTH OF DEERING, McHenry, ND

Built 1960 Load: 25.3 t ADT: 35

COUNTY HIGHWAY

Fair

Over: TONGUE RIVER

3 EAST OF CONCRETE, Pembina, ND

Built 1941 Load: 25.3 t ADT: 116

COUNTY HIGHWAY

Fair

Over: TRIBUTARY MAPLE RIVER

1 NORTH OF LYNCHBURG, Cass, ND

Built 1985 Load: 25.4 t ADT: 100

COUNTY HIGHWAY

Fair

Over: DRAIN DITCH

4 EAST JOHNSTOWN, Grand Forks, ND

Built 1952 Load: 25.4 t ADT: 30

COUNTY HIGHWAY

Fair

Over: TURTLE RIVER

1 WEST 2 SOUTH MANVEL, Grand Forks, ND

Built 1981 Load: 25.4 t ADT: 90

42 1/2 ST

Fair

Over: BIG MUDDY CREEK

9 EAST 2 SOUTH GLEN ULLIN, Morton, ND

Built 1955 Load: 25.4 t ADT: 5

COUNTY HIGHWAY

Fair

Over: SOUTH BRANCH GOOSE RIVER

12 EAST PICKERT, Steele, ND

Built 1970 Load: 25.4 t ADT: 110

201ST AVE NE

Fair

Over: APPLE CREEK

9 SOUTH OF REGAN, Burleigh, ND

Built 1967 Load: 25.5 t ADT: 50

IRRFT COUNTY HIWAY

Fair

Over: SHEYENNE RIVER

3 SOUTH WARWICK, Eddy, ND

Built 1959 Load: 25.5 t ADT: 100

COUNTY HIGHWAY

Fair

Over: CREEK

3 WEST 4 SOUTH OF PEMBINA, Pembina, ND

Built 1952 Load: 25.5 t ADT: 24

ND HIGHWAY 5

Fair

Over: RED RIVER OF THE NORTH

4 EAST OF I-29, Pembina, ND

Built 1968 Load: 25.5 t ADT: 270

COUNTY HIGHWAY

Fair

Over: COULEE

3 WEST 3 NORTH WEBSTER, Ramsey, ND

Built 1991 Load: 25.5 t ADT: 20

COUNTY ROAD

Fair

Over: MOUSE RIVER

5 EAST 2 SOUTH FOXHOLM, Ward, ND

Built 1945 Load: 25.5 t ADT: 25

COUNTY ROAD

Fair

Over: STONE CREEK

4 EAST 2 NORTH OF KRAMER, Bottineau, ND

Built 1977 Load: 25.6 t ADT: 25

COUNTY HIGHWAY

Fair

Over: COULEE

2 WEST 1 NORTH MCCANNA, Grand Forks, ND

Built 1954 Load: 25.6 t ADT: 140

COUNTY ROAD

Fair

Over: DRAIN DITCH

4 WEST 1 NORTH BOWESMONT, Pembina, ND

Built 1976 Load: 25.6 t ADT: 24

COUNTY ROAD

Fair

Over: EGG CREEK

7 WEST 1 SOUTH WOLSETH, Ward, ND

Built 1955 Load: 25.6 t ADT: 110

ND HIGHWAY 1804

Fair

Over: BURNT CREEK

5 WEST OF US 83, Burleigh, ND

Built 1979 Load: 25.8 t ADT: 690

COUNTY HIGHWAY

Fair

Over: MAPLE RIVER/DRAIN 46

4 WEST 2 SOUTH OF PAGE, Cass, ND

Built 1972 Load: 25.8 t ADT: 20

COUNTY HIGHWAY

Fair

Over: LITTLE NO. PEMBINA RIVER

2 EAST 2 NORTH OF VANG, Cavalier, ND

Built 1986 Load: 25.8 t ADT: 45

COUNTY HIGHWAY

Fair

Over: HAZEN BROOK

3 EAST 1 NORTH EMERADO, Grand Forks, ND

Built 2010 Load: 25.8 t ADT: 70

COUNTY HIGHWAY

Fair

Over: CREEK

FORT RANSOM, Ransom, ND

Built 1977 Load: 25.8 t ADT: 123

COUNTY HIGHWAY

Fair

Over: LITTLE MUDDY RIVER

4 SOUTH ALAMO, Williams, ND

Built 1920 Load: 25.8 t ADT: 100

COUNTY ROAD

Fair

Over: CREEK BED

3 WEST 2 NORTH OF OVERLY, Bottineau, ND

Built 1932 Load: 25.9 t ADT: 25

COUNTY HIGHWAY

Fair

Over: RUSH RIVER

6 WEST OF HUNTER, Cass, ND

Built 1955 Load: 25.9 t ADT: 130

COUNTY HIGHWAY

Fair

Over: CREEK

1 WEST 1 NORTH LYNCHBURG, Cass, ND

Built 1963 Load: 25.9 t ADT: 20

COUNTY ROAD

Fair

Over: BONE HILL CREEK

7 WEST OF DICKEY, LaMoure, ND

Built 1970 Load: 25.9 t ADT: 135

COUNTY HIGHWAY

Fair

Over: EDMORE COULEE

7 EAST 2 SOUTH OF WEBSTER, Ramsey, ND

Built 1940 Load: 25.9 t ADT: 20

ND HIGHWAY 54

Fair

Over: RED RIVER OF THE NORTH

MINNESOTA BORDER, Walsh, ND

Built 1959 Load: 25.9 t ADT: 1,500

COUNTY HIGHWAY

Fair

Over: RED RIVER OF THE NORTH

3 EAST OF CHRISTINE, Richland, ND

Built 1974 Load: 26.0 t ADT: 500

COUNTY HIGHWAY

Fair

Over: MAUVAIS COULEE

5 NORTH 5 WEST ROCK LAKE, Towner, ND

Built 1995 Load: 26.0 t ADT: 20

COUNTY HIGHWAY

Fair

Over: NORTH BRANCH GOOSE RIVER

1 EAST 1 NORTH MAYVILLE, Traill, ND

Built 1937 Load: 26.0 t ADT: 20

COUNTY HIGHWAY

Fair

Over: MAPLE RIVER

5 WEST 4.7 NORTH OF PAGE, Cass, ND

Built 1985 Load: 26.1 t ADT: 75

COUNTY HIGHWAY

Fair

Over: RUSH RIVER

3 EAST 2 SOUTH OF AMENIA, Cass, ND

Built 1939 Load: 26.1 t ADT: 20

COUNTY HIGHWAY

Fair

Over: CASS COUNTY DRAIN 23

6 EAST OF GARDNER, Cass, ND

Built 1994 Load: 26.1 t ADT: 140

COUNTY HIGHWAY

Fair

Over: CREEK

5 WEST 2 NORTH NORTHWOOD, Grand Forks, ND

Built 1993 Load: 26.1 t ADT: 2

COUNTY HIGHWAY

Fair

Over: SHEYENNE RIVER

6 E 4 N OF COOPERSTOWN, Griggs, ND

Built 1978 Load: 26.1 t ADT: 70

3rd St. SW

Fair

Over: CREEK

5 NORTH OF GOLDEN VALLEY, Mercer, ND

Built 1940 Load: 26.1 t ADT: 35

COUNTY HIGHWAY

Fair

Over: SHEYENNE RIVER

3 WEST 2 SOUTH OF MCVILLE, Nelson, ND

Built 1981 Load: 26.1 t ADT: 25

Showing 1,101-1,150 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.