US Bridges

East River Road over Davis Creek

Good

Billings County, North Dakota · 1 E 4 S of Medora · Structure no. 000000004108330

Built
2004
21 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
31 ft
2 main spans
Daily traffic
80
2016 count
Owner
County
County Highway Agency

About this bridge

East River Road over Davis Creek is a concrete culvert carrying East River Road over Davis Creek in Billings County, North Dakota. It was built in 2004, so it is 21 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 80 vehicles a day, projected to reach 80 by 2036. The structure is 31 ft (9.4 m) long. If it were closed, the detour would be 31.7 mi (51 km).

CarriesEast River Road
CrossesDavis Creek
Location1 E 4 S of Medora
RouteCounty Highway 0
Coordinates46.8485, -103.50106
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating22.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length31 ft (9.4 m)
Longest span15 ft (4.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80 (2016)
Projected traffic80 by 2036
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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 East River Road over Davis Creek built?

It was built in 2004, making it 21 years old in 2025.

What condition is East River Road over Davis 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 2024.

How much traffic does East River Road over Davis Creek carry?

About 80 vehicles per day (2016 count).

How long is East River Road over Davis Creek?

The structure is 31 ft (9.4 m) long with a longest span of 15 ft (4.6 m).

Who owns East River Road over Davis Creek?

It is owned by the County Highway Agency.