US Bridges

47th ST SW over Plum Creek

Good

Stark County, North Dakota · 1 W 10 S of Richardson · Structure no. 000000045143200

Built
1997
28 years old
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
20
2018 count
Owner
County
County Highway Agency

About this bridge

47th ST SW over Plum Creek is a prestressed concrete box beam or girders - single or spread carrying 47th ST SW over Plum Creek in Stark County, North Dakota. It was built in 1997, so it is 28 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 20 vehicles a day, projected to reach 27 by 2038. The structure is 76 ft (23.2 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Carries47th ST SW
CrossesPlum Creek
Location1 W 10 S of Richardson
RouteCounty Highway 0
Coordinates46.73161, -102.33369
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.5 US tons
Inventory rating28 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length76 ft (23.2 m)
Longest span74 ft (22.6 m)
Deck width31 ft (9.4 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20 (2018)
Projected traffic27 by 2038
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 47th ST SW over Plum Creek built?

It was built in 1997, making it 28 years old in 2025.

What condition is 47th ST SW over Plum 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 June 2023.

How much traffic does 47th ST SW over Plum Creek carry?

About 20 vehicles per day (2018 count).

How long is 47th ST SW over Plum Creek?

The structure is 76 ft (23.2 m) long with a longest span of 74 ft (22.6 m) and a deck 31 ft wide.

Who owns 47th ST SW over Plum Creek?

It is owned by the County Highway Agency.