US Bridges

92nd Street over Spring Creek

Good

Bowman County, North Dakota · 6 South 3 East Bowman · Structure no. 000000006135130

Built
1983
42 years old, rebuilt 2010
Condition
Good
inspected October 2023
Type
Tee Beam
Prestressed Concrete
Length
50 ft
1 main span
Daily traffic
20
2019 count
Owner
County
County Highway Agency

About this bridge

92nd Street over Spring Creek is a prestressed concrete tee beam carrying 92nd Street over Spring Creek in Bowman County, North Dakota. It was built in 1983 and reconstructed in 2010, so it is 42 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 20 vehicles a day, roughly 10% of them trucks, projected to reach 20 by 2039. The structure is 50 ft (15.2 m) long and 32 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Carries92nd Street
CrossesSpring Creek
Location6 South 3 East Bowman
RouteCounty Highway 645
Coordinates46.09014, -103.34684
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating81 US tons
Inventory rating44.2 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 20
Structure length50 ft (15.2 m)
Longest span48 ft (14.6 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2019)
Projected traffic20 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 92nd Street over Spring Creek built?

It was built in 1983, making it 42 years old in 2025. It was reconstructed in 2010.

What condition is 92nd Street over Spring 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 October 2023.

How much traffic does 92nd Street over Spring Creek carry?

About 20 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is 92nd Street over Spring Creek?

The structure is 50 ft (15.2 m) long with a longest span of 48 ft (14.6 m) and a deck 32 ft wide.

Who owns 92nd Street over Spring Creek?

It is owned by the County Highway Agency.