US Bridges

27th Avenue over Creek

GoodPosted for load

Sioux County, North Dakota · 4 North 1 West Selfridge · Structure no. 000000043151230

Built
1940
85 years old
Condition
Good
inspected April 2024
Type
Tee Beam
Concrete
Length
38 ft
1 main span
Daily traffic
10
2019 count
Owner
County
County Highway Agency

About this bridge

27th Avenue over Creek is a concrete tee beam carrying 27th Avenue over Creek in Sioux County, North Dakota. It was built in 1940, so it is 85 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 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. Its operating status is: posted for load restriction.

It carries about 10 vehicles a day, projected to reach 10 by 2039. The structure is 38 ft (11.6 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries27th Avenue
CrossesCreek
Location4 North 1 West Selfridge
RouteCounty Highway 0
Coordinates46.10244, -100.93904
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length38 ft (11.6 m)
Longest span36 ft (11 m)
Deck width22 ft (6.8 m)
Roadway width20 ft (6.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2019)
Projected traffic10 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 27th Avenue over Creek built?

It was built in 1940, making it 85 years old in 2025.

What condition is 27th Avenue over 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 April 2024.

How much traffic does 27th Avenue over Creek carry?

About 10 vehicles per day (2019 count).

How long is 27th Avenue over Creek?

The structure is 38 ft (11.6 m) long with a longest span of 36 ft (11 m) and a deck 22 ft wide.

Who owns 27th Avenue over Creek?

It is owned by the County Highway Agency.