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: N BR CANTEPETA CREEK

8 WEST 3 NORTH OF FT RICE, Morton, ND

Built 1972 Load: 3.3 t ADT: 5

PARK ROAD

Poor

Over: JAMESTOWN RESERVOIR

RESERVOIR ISLAND, Stutsman, ND

Built 1901 Load: 3.3 t ADT: 135

COUNTY HIGHWAY

Poor

Over: SAND CREEK

WEST WILLISTON, Williams, ND

Built 1939 Load: 3.3 t ADT: 25

PARK ROAD

Poor

Over: TURTLE RIVER

TURTLE RIVER STATE PARK, Grand Forks, ND

Built 1910 Load: 3.4 t ADT: 5

COUNTY HIGHWAY

Poor

Over: SHEYENNE RIVER

3 EAST 1 SOUTH OF ANSELM, Ransom, ND

Built 1915 Load: 3.4 t ADT: 24

COUNTY ROAD

Poor

Over: MIDDLE BRANCH PARK RIVER

8 NORTH OF PARK RIVER, Walsh, ND

Built 1918 Load: 3.4 t ADT: 20

COUNTY ROAD

Poor

Over: SOURIS RIVER

4 NORTH 1 EAST OF NEWBURG, Bottineau, ND

Built 1949 Load: 3.5 t ADT: 25

94th Avenue SW

Poor

Over: THIRTY MILE CREEK

12 NORTH 3 WEST OF MOTT, Hettinger, ND

Built 1941 Load: 3.5 t ADT: 15

COUNTY HIGHWAY

Poor

Over: ANTELOPE CREEK

1 SOUTH 2 WEST DWIGHT, Richland, ND

Built 1934 Load: 3.5 t ADT: 20

COUNTY HIGHWAY

Poor

Over: SHEYENNE RIVER

2 EAST 3 SOUTH OF LISBON, Ransom, ND

Built 1907 Load: 3.6 t ADT: 24

COUNTY HIGHWAY

Poor

Over: SHEYENNE RIVER

8 EAST OF ANSELM, Ransom, ND

Built 1915 Load: 3.7 t ADT: 24

COUNTY HIGHWAY

Poor

Over: WILD RICE RIVER

2 WEST 1 SOUTH GREAT BEND, Richland, ND

Built 1920 Load: 3.8 t ADT: 20

COUNTY ROAD

Poor

Over: EGG CREEK

3 EAST 5 SOUTH OF DEERING, McHenry, ND

Built 1934 Load: 3.9 t ADT: 25

22ND AVE

Poor

Over: SE BR LITTLE HEART RIVER

2 S 1 E OF ST ANTHONY, Morton, ND

Built 1919 Load: 3.9 t ADT: 24

COUNTY ROAD

Poor

Over: DES LACS RIVER

2 NORTH 4 WEST OF CARPIO, Renville, ND

Built 1960 Load: 3.9 t ADT: 25

COUNTY HIGHWAY

Poor

Over: SOUTH EGG CREEK

3 WEST 1 SOUTH GRANVILLE, McHenry, ND

Built 1971 Load: 4.0 t ADT: 25

COUNTY ROAD

Poor

Over: MIDDLE BRANCH PARK RIVER

3 EAST 8 NORTH PARK RIVER, Walsh, ND

Built 1921 Load: 4.3 t ADT: 26

COUNTY ROAD

Poor

Over: CUT BANK CREEK

9 WEST 2 NORTH OF UPHAM, McHenry, ND

Built 1975 Load: 4.4 t ADT: 5

COUNTY ROAD

Poor

Over: NORTH FORK PARK RIVER

1 EAST OF GARDAR, Pembina, ND

Built 1988 Load: 4.4 t ADT: 2

COUNTY HIGHWAY

Poor

Over: WILLOW CREEK

3 EAST 3 SOUTH ST THOMAS, Pembina, ND

Built 1968 Load: 4.4 t ADT: 24

Hamilton Street

Poor

Over: Buffalo Creek

CITY OF SCRANTON, Bowman, ND

Built 1958 Load: 4.5 t ADT: 30

IRR BIA RTE 22

Poor

Over: TRIB TO RED BUTTE BAY

SE LAKE SAKAKAWEA, Mercer, ND

Built 1960 Load: 4.5 t ADT: 200

COUNTY ROAD

Poor

Over: PARK RIVER

3 EAST 6 NORTH OF ADAMS, Walsh, ND

Built 1928 Load: 4.5 t ADT: 24

COUNTY HIGHWAY

Poor

Over: STONY CREEK

1 SOUTH OF EPPING, Williams, ND

Built 1930 Load: 4.5 t ADT: 24

COUNTY ROAD

Poor

Over: CART CREEK

5 EAST 3 NORTH GARDAR, Pembina, ND

Built 1977 Load: 4.6 t ADT: 27

COUNTY ROAD

Poor

Over: TONGUE RIVER

BATHGATE, Pembina, ND

Built 1917 Load: 4.6 t ADT: 2

COUNTY ROAD

Poor

Over: WILD RICE RIVER

6 WEST 6 SOUTH WAHPETON, Richland, ND

Built 1930 Load: 4.6 t ADT: 10

COUNTY ROAD

Poor

Over: MOUSE RIVER

4 NORTH OF TOWNER, McHenry, ND

Built 1902 Load: 4.8 t ADT: 5

COUNTY HIGHWAY

Poor

Over: SHEYENNE RIVER

11 WEST OF WALCOTT, Richland, ND

Built 1917 Load: 4.8 t ADT: 20

COUNTY ROAD

Poor

Over: PARK RIVER

6 EAST 2 NORTH PARK RIVER, Walsh, ND

Built 1909 Load: 4.8 t ADT: 30

45TH AVENUE SW

Poor

Over: CREEK

9 EAST 1 NORTH OF CARSON, Grant, ND

Built 1942 Load: 4.9 t ADT: 10

COUNTY HIGHWAY

Poor

Over: SHEYENNE RIVER

2 WEST 1 SOUTH MCVILLE, Nelson, ND

Built 1904 Load: 4.9 t ADT: 5

COUNTY HIGHWAY

Poor

Over: LITTLE SO. PEMBINA RIVER

2 SOUTH OF MT. CARMEL, Cavalier, ND

Built 1954 Load: 5.1 t ADT: 10

COUNTY HIGHWAY

Poor

Over: TURTLE RIVER

1 NORTH 2 EAST MEKINOCK, Grand Forks, ND

Built 1913 Load: 5.1 t ADT: 40

COUNTY ROAD

Poor

Over: CUT BANK CREEK

4 WEST 1 SOUTH OF ECKMAN, Bottineau, ND

Built 1952 Load: 5.2 t ADT: 25

MAIN ST

Poor

Over: CANNONBALL RIVER

1 SOUTH OF NEW ENGLAND, Hettinger, ND

Built 1912 Load: 5.2 t ADT: 50

93rd Avenue SW

Poor

Over: CREEK

10 NORTH 2 WEST OF MOTT, Hettinger, ND

Built 1948 Load: 5.2 t ADT: 20

COUNTY HIGHWAY

Poor

Over: WINTERING RIVER

1 EAST 3 SOUTH KARLSRUHE, McHenry, ND

Built 1940 Load: 5.2 t ADT: 25

COUNTY HIGHWAY

Poor

Over: CHANTA PETA CREEK

10 EAST 1 NORTH FLASHER, Morton, ND

Built 1919 Load: 5.2 t ADT: 20

CITY STREET

Poor

Over: TONGUE RIVER

FIRST AVENUE NORTH, Pembina, ND

Built 1907 Load: 5.2 t ADT: 397

COUNTY HIGHWAY

Poor

Over: PARK RIVER

1 WEST 6 SOUTH EDINBURG, Walsh, ND

Built 1918 Load: 5.2 t ADT: 10

COUNTY ROAD

Poor

Over: CREEK

2 EAST 13 SOUTH GRAFTON, Walsh, ND

Built 1969 Load: 5.2 t ADT: 24

COUNTY HIGHWAY

Poor

Over: SO. BRANCH TURTLE RIVER

1 WEST 3 NORTH LARIMORE, Grand Forks, ND

Built 1966 Load: 5.3 t ADT: 95

COUNTY ROAD

Poor

Over: CREEK

4 EAST 2 SOUTH OF LANKIN, Walsh, ND

Built 1940 Load: 5.3 t ADT: 30

COUNTY ROAD

Poor

Over: CREEK

1 SOUTH OF GRAFTON, Walsh, ND

Built 1926 Load: 5.3 t ADT: 20

COUNTY HIGHWAY

Poor

Over: PEMBINA RIVER

5 EAST 1 SOUTH OF VANG, Cavalier, ND

Built 1919 Load: 5.4 t ADT: 15

COUNTY ROAD

Poor

Over: FOREST RIVER

SOUTHWEST CORNER MINTO, Walsh, ND

Built 1915 Load: 5.4 t ADT: 26

COUNTY HIGHWAY

Poor

Over: BLACKTAIL CREEK

12 SOUTH 3 WEST APPAM, Williams, ND

Built 1935 Load: 5.4 t ADT: 25

COUNTY ROAD

Poor

Over: CREEK

1 EAST 6 SOUTH OF LANKIN, Walsh, ND

Built 1930 Load: 5.6 t ADT: 5

COUNTY HIGHWAY

Poor

Over: TONGUE RIVER

2 WEST 1 SOUTH OF OLGA, Cavalier, ND

Built 1938 Load: 5.7 t ADT: 10

Showing 3,851-3,900 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.