US Bridges

Nd Highway 19 over Mauvais Coulee

Fair

Benson County, North Dakota · 5 East of US 281 · Structure no. 0019143037

Built
2001
24 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
139 ft
2 main spans
Daily traffic
1,260
2019 count
Owner
State
State Highway Agency

About this bridge

Nd Highway 19 over Mauvais Coulee is a prestressed concrete continuous stringer/multi-beam or girder carrying Nd Highway 19 over Mauvais Coulee in Benson County, North Dakota. It was built in 2001, so it is 24 years old, younger 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 1,260 vehicles a day, roughly 8% of them trucks, projected to reach 1,260 by 2039. The structure is 139 ft (42.4 m) long and 43 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

Location

Open in Google Maps
CarriesNd Highway 19
CrossesMauvais Coulee
Location5 East of US 281
RouteState Highway 19
CountyBenson County
StateNorth Dakota
Coordinates48.11512, -99.11816
Functional classRural Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating65.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length139 ft (42.4 m)
Longest span67 ft (20.4 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,260 (2019)
Projected traffic1,260 by 2039
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Nd Highway 19 over Mauvais Coulee built?

It was built in 2001, making it 24 years old in 2025.

What condition is Nd Highway 19 over Mauvais Coulee 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 October 2023.

How much traffic does Nd Highway 19 over Mauvais Coulee carry?

About 1,260 vehicles per day (2019 count), of which roughly 8% are trucks.

How long is Nd Highway 19 over Mauvais Coulee?

The structure is 139 ft (42.4 m) long with a longest span of 67 ft (20.4 m) and a deck 43 ft wide.

Who owns Nd Highway 19 over Mauvais Coulee?

It is owned by the State Highway Agency.