US Bridges

74th Ave SW over Spring Creek

Fair

Mercer County, North Dakota · 1 South of Golden Valley · Structure no. 000000029107200

Built
1981
44 years old
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
141 ft
2 main spans
Daily traffic
45
2018 count
Owner
County
County Highway Agency

About this bridge

74th Ave SW over Spring Creek is a prestressed concrete continuous box beam or girders - single or spread carrying 74th Ave SW over Spring Creek in Mercer County, North Dakota. It was built in 1981, so it is 44 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 45 vehicles a day, roughly 10% of them trucks, projected to reach 150 by 2038. The structure is 141 ft (43 m) long and 31 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
Carries74th Ave SW
CrossesSpring Creek
Location1 South of Golden Valley
RouteCounty Highway 2905
CountyMercer County
StateNorth Dakota
Coordinates47.28052, -102.06081
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating33.5 US tons
Inventory rating20 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadH 20
Structure length141 ft (43 m)
Longest span68 ft (20.7 m)
Deck width31 ft (9.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic45 (2018)
Projected traffic150 by 2038
Trucks10%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 74th Ave SW over Spring Creek built?

It was built in 1981, making it 44 years old in 2025.

What condition is 74th Ave SW over Spring Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in November 2023.

How much traffic does 74th Ave SW over Spring Creek carry?

About 45 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is 74th Ave SW over Spring Creek?

The structure is 141 ft (43 m) long with a longest span of 68 ft (20.7 m) and a deck 31 ft wide.

Who owns 74th Ave SW over Spring Creek?

It is owned by the County Highway Agency.