US Bridges

Irrfb Nd Hiway 23 over Creek

Fair

Mountrail County, North Dakota · 10 East of N.D. 1804 · Structure no. 0023059133

Built
1953
72 years old, rebuilt 2012
Condition
Fair
inspected July 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
1,920
2019 count
Owner
State
State Highway Agency

About this bridge

Irrfb Nd Hiway 23 over Creek is a concrete culvert carrying Irrfb Nd Hiway 23 over Creek in Mountrail County, North Dakota. It was built in 1953 and reconstructed in 2012, so it is 72 years old, older than the North Dakota average of 48.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 1,920 vehicles a day, roughly 10% of them trucks, projected to reach 1,920 by 2039. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 123.7 mi (199 km).

CarriesIrrfb Nd Hiway 23
CrossesCreek
Location10 East of N.D. 1804
RouteState Highway 23
Coordinates47.97781, -102.28478
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating49.3 US tons
Inventory rating29.5 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,920 (2019)
Projected traffic1,920 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Irrfb Nd Hiway 23 over Creek built?

It was built in 1953, making it 72 years old in 2025. It was reconstructed in 2012.

What condition is Irrfb Nd Hiway 23 over Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2023.

How much traffic does Irrfb Nd Hiway 23 over Creek carry?

About 1,920 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is Irrfb Nd Hiway 23 over Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns Irrfb Nd Hiway 23 over Creek?

It is owned by the State Highway Agency.