US Bridges

County Highway over I-29/PULASKI Interchange

Fair

Walsh County, North Dakota · 4 South of Nd 17 · Structure no. 0029171723

Built
1971
54 years old, rebuilt 2017
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
235 ft
2 main spans
Daily traffic
100
2019 count
Owner
State
State Highway Agency

About this bridge

County Highway over I-29/PULASKI Interchange is a steel continuous stringer/multi-beam or girder carrying County Highway over I-29/PULASKI Interchange in Walsh County, North Dakota. It was built in 1971 and reconstructed in 2017, so it is 54 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 100 vehicles a day, roughly 12% of them trucks, projected to reach 100 by 2039. The structure is 235 ft (71.6 m) long and 35 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesCounty Highway
CrossesI-29/PULASKI Interchange
Location4 South of Nd 17
RouteCounty Highway 0
CountyWalsh County
StateNorth Dakota
Coordinates48.35321, -97.18943
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating62.6 US tons
Inventory rating37.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length235 ft (71.6 m)
Longest span114 ft (34.7 m)
Deck width35 ft (10.6 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2019)
Projected traffic100 by 2039
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed8.1 mi (13 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Highway over I-29/PULASKI Interchange built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2017.

What condition is County Highway over I-29/PULASKI Interchange 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 April 2023.

How much traffic does County Highway over I-29/PULASKI Interchange carry?

About 100 vehicles per day (2019 count), of which roughly 12% are trucks.

How long is County Highway over I-29/PULASKI Interchange?

The structure is 235 ft (71.6 m) long with a longest span of 114 ft (34.7 m) and a deck 35 ft wide.

Who owns County Highway over I-29/PULASKI Interchange?

It is owned by the State Highway Agency.