US Bridges

County Highway over Crown Butte Creek

Good

Morton County, North Dakota · 3 North 8 East of Judson · Structure no. 000000030148080

Built
1945
80 years old, rebuilt 1988
Condition
Good
inspected April 2021
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
230
2018 count
Owner
County
County Highway Agency

About this bridge

County Highway over Crown Butte Creek is a concrete culvert carrying County Highway over Crown Butte Creek in Morton County, North Dakota. It was built in 1945 and reconstructed in 1988, so it is 80 years old, older 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 230 vehicles a day, roughly 10% of them trucks, projected to reach 300 by 2038. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCounty Highway
CrossesCrown Butte Creek
Location3 North 8 East of Judson
RouteCounty Highway 3008
Coordinates46.87078, -101.09537
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length21 ft (6.4 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 traffic230 (2018)
Projected traffic300 by 2038
Trucks10%
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 Crown Butte Creek built?

It was built in 1945, making it 80 years old in 2025. It was reconstructed in 1988.

What condition is County Highway over Crown Butte 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 April 2021.

How much traffic does County Highway over Crown Butte Creek carry?

About 230 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is County Highway over Crown Butte Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns County Highway over Crown Butte Creek?

It is owned by the County Highway Agency.