US Bridges

64 1/2 Ave SW over Coyote Creek

Good

Mercer County, North Dakota · 3 East 12 South of Zap · Structure no. 000000029117310

Built
2011
14 years old
Condition
Good
inspected July 2022
Type
Culvert
Concrete
Length
29 ft
2 main spans
Daily traffic
45
2017 count
Owner
County
County Highway Agency

About this bridge

64 1/2 Ave SW over Coyote Creek is a concrete culvert carrying 64 1/2 Ave SW over Coyote Creek in Mercer County, North Dakota. It was built in 2011, so it is 14 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 45 vehicles a day, projected to reach 40 by 2037. The structure is 29 ft (8.8 m) long. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
Carries64 1/2 Ave SW
CrossesCoyote Creek
Location3 East 12 South of Zap
RouteCounty Highway 2915
CountyMercer County
StateNorth Dakota
Coordinates47.12247, -101.85989
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 inspectionJuly 2022
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 alignment6: Equal to present minimum criteria
Operating rating85 US tons
Inventory rating65.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 25 or greater
Structure length29 ft (8.8 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2017)
Projected traffic40 by 2037
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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$222,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 64 1/2 Ave SW over Coyote Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is 64 1/2 Ave SW over Coyote 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 July 2022.

How much traffic does 64 1/2 Ave SW over Coyote Creek carry?

About 45 vehicles per day (2017 count).

How long is 64 1/2 Ave SW over Coyote Creek?

The structure is 29 ft (8.8 m) long with a longest span of 14 ft (4.3 m).

Who owns 64 1/2 Ave SW over Coyote Creek?

It is owned by the County Highway Agency.