US Bridges

101st Ave SW over Crooked Creek

Good

Dunn County, North Dakota · 7 East 5 South Manning · Structure no. 000000013122453

Built
1986
39 years old
Condition
Good
inspected November 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
98 ft
3 main spans
Daily traffic
40
2018 count
Owner
County
County Highway Agency

About this bridge

101st Ave SW over Crooked Creek is a prestressed concrete continuous box beam or girders - single or spread carrying 101st Ave SW over Crooked Creek in Dunn County, North Dakota. It was built in 1986, so it is 39 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 40 vehicles a day, projected to reach 70 by 2038. The structure is 98 ft (29.9 m) long and 33 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Carries101st Ave SW
CrossesCrooked Creek
Location7 East 5 South Manning
RouteCounty Highway 1323
Coordinates47.16824, -102.63146
Functional classRural Major Collector

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating54.7 US tons
Inventory rating30.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length98 ft (29.9 m)
Longest span39 ft (11.9 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic40 (2018)
Projected traffic70 by 2038
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 101st Ave SW over Crooked Creek built?

It was built in 1986, making it 39 years old in 2025.

What condition is 101st Ave SW over Crooked 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 November 2023.

How much traffic does 101st Ave SW over Crooked Creek carry?

About 40 vehicles per day (2018 count).

How long is 101st Ave SW over Crooked Creek?

The structure is 98 ft (29.9 m) long with a longest span of 39 ft (11.9 m) and a deck 33 ft wide.

Who owns 101st Ave SW over Crooked Creek?

It is owned by the County Highway Agency.