US Bridges

Mosher Rd. over Beaver Creek

Good

Golden Valley County, North Dakota · 20 North 6 East of Beach · Structure no. 000000017109090

Built
2020
5 years old
Condition
Good
inspected May 2023
Type
Tee Beam
Prestressed Concrete
Length
110 ft
1 main span
Daily traffic
20
2019 count
Owner
County
County Highway Agency

About this bridge

Mosher Rd. over Beaver Creek is a prestressed concrete tee beam carrying Mosher Rd. over Beaver Creek in Golden Valley County, North Dakota. It was built in 2020, so it is 5 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, projected to reach 5 by 2039. The structure is 110 ft (33.5 m) long and 30 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

Open in Google Maps
CarriesMosher Rd.
CrossesBeaver Creek
Location20 North 6 East of Beach
RouteCounty Highway 0
CountyGolden Valley County
StateNorth Dakota
Coordinates47.20472, -103.8649
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating53.6 US tons
Inventory rating41.4 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHL 93
Structure length110 ft (33.5 m)
Longest span106 ft (32.3 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2019)
Projected traffic5 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Mosher Rd. over Beaver Creek built?

It was built in 2020, making it 5 years old in 2025.

What condition is Mosher Rd. over Beaver 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 May 2023.

How much traffic does Mosher Rd. over Beaver Creek carry?

About 20 vehicles per day (2019 count).

How long is Mosher Rd. over Beaver Creek?

The structure is 110 ft (33.5 m) long with a longest span of 106 ft (32.3 m) and a deck 30 ft wide.

Who owns Mosher Rd. over Beaver Creek?

It is owned by the County Highway Agency.