US Bridges

NW 50 RD over Rush Creek

FairPosted for load

Harper County, Kansas · 1.0S 6.5E of Attica · Structure no. 000390735406820

Built
2002
23 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
141 ft
3 main spans
Daily traffic
30
2021 count
Owner
County
County Highway Agency

About this bridge

NW 50 RD over Rush Creek is a steel stringer/multi-beam or girder carrying NW 50 RD over Rush Creek in Harper County, Kansas. It was built in 2002, so it is 23 years old, younger than the Kansas average of 52.8 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. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, projected to reach 30 by 2043. The structure is 141 ft (43 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNW 50 RD
CrossesRush Creek
Location1.0S 6.5E of Attica
RouteCounty Highway 0
CountyHarper County
StateKansas
Coordinates37.22441, -98.10347
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.4 US tons
Inventory rating16.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans3
Design loadUnknown
Structure length141 ft (43 m)
Longest span59 ft (18.1 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic30 (2021)
Projected traffic30 by 2043
Trucks0%
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 NW 50 RD over Rush Creek built?

It was built in 2002, making it 23 years old in 2025.

What condition is NW 50 RD over Rush 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 February 2023.

How much traffic does NW 50 RD over Rush Creek carry?

About 30 vehicles per day (2021 count).

How long is NW 50 RD over Rush Creek?

The structure is 141 ft (43 m) long with a longest span of 59 ft (18.1 m) and a deck 24 ft wide.

Who owns NW 50 RD over Rush Creek?

It is owned by the County Highway Agency.