US Bridges

County Highway over Maple River

Good

Dickey County, North Dakota · 3 East 3 South Ellendale · Structure no. 000000011127230

Built
2001
24 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
24
2019 count
Owner
County
County Highway Agency

About this bridge

County Highway over Maple River is a prestressed concrete stringer/multi-beam or girder carrying County Highway over Maple River in Dickey County, North Dakota. It was built in 2001, so it is 24 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 24 vehicles a day, projected to reach 24 by 2039. The structure is 100 ft (30.5 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesCounty Highway
CrossesMaple River
Location3 East 3 South Ellendale
RouteCounty Highway 0
CountyDickey County
StateNorth Dakota
Coordinates45.95118, -98.44748
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 inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating84.3 US tons
Inventory rating50.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length100 ft (30.5 m)
Longest span95 ft (29 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24 (2019)
Projected traffic24 by 2039
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 County Highway over Maple River built?

It was built in 2001, making it 24 years old in 2025.

What condition is County Highway over Maple River 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 2023.

How much traffic does County Highway over Maple River carry?

About 24 vehicles per day (2019 count).

How long is County Highway over Maple River?

The structure is 100 ft (30.5 m) long with a longest span of 95 ft (29 m) and a deck 31 ft wide.

Who owns County Highway over Maple River?

It is owned by the County Highway Agency.