US Bridges

County Highway over Maple River/Drain 46

Good

Cass County, North Dakota · 3 West of Page · Structure no. 000000009104060

Built
2017
8 years old
Condition
Good
inspected August 2021
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
235
2017 count
Owner
County
County Highway Agency

About this bridge

County Highway over Maple River/Drain 46 is a concrete culvert carrying County Highway over Maple River/Drain 46 in Cass County, North Dakota. It was built in 2017, so it is 8 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 235 vehicles a day, roughly 14% of them trucks, projected to reach 210 by 2037. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Highway
CrossesMaple River/Drain 46
Location3 West of Page
RouteCounty Highway 910
Coordinates47.15243, -97.6348
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.6 US tons
Inventory rating58.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic235 (2017)
Projected traffic210 by 2037
Trucks14%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$51,000
NavigationNo navigation control on waterway

Frequently asked questions

When was County Highway over Maple River/Drain 46 built?

It was built in 2017, making it 8 years old in 2025.

What condition is County Highway over Maple River/Drain 46 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 August 2021.

How much traffic does County Highway over Maple River/Drain 46 carry?

About 235 vehicles per day (2017 count), of which roughly 14% are trucks.

How long is County Highway over Maple River/Drain 46?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns County Highway over Maple River/Drain 46?

It is owned by the County Highway Agency.