US Bridges

41st Avenue over Sweet Briar Creek

Good

Morton County, North Dakota · 2 West 4 North of Judson · Structure no. 000000030137070

Built
1985
40 years old
Condition
Good
inspected July 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
138 ft
3 main spans
Daily traffic
55
2018 count
Owner
County
County Highway Agency

About this bridge

41st Avenue over Sweet Briar Creek is a prestressed concrete continuous box beam or girders - single or spread carrying 41st Avenue over Sweet Briar Creek in Morton County, North Dakota. It was built in 1985, so it is 40 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 55 vehicles a day, projected to reach 55 by 2038. The structure is 138 ft (42.1 m) long and 32 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries41st Avenue
CrossesSweet Briar Creek
Location2 West 4 North of Judson
RouteCounty Highway 0
Coordinates46.89182, -101.32439
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating32.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length138 ft (42.1 m)
Longest span42 ft (12.8 m)
Deck width32 ft (9.8 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55 (2018)
Projected traffic55 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 41st Avenue over Sweet Briar Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is 41st Avenue over Sweet Briar Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does 41st Avenue over Sweet Briar Creek carry?

About 55 vehicles per day (2018 count).

How long is 41st Avenue over Sweet Briar Creek?

The structure is 138 ft (42.1 m) long with a longest span of 42 ft (12.8 m) and a deck 32 ft wide.

Who owns 41st Avenue over Sweet Briar Creek?

It is owned by the County Highway Agency.