US Bridges

NW 90 RD 8.0-0.1 over Rush Creek

GoodPosted for load

Harper County, Kansas · 2.0W of Harper · Structure no. 000390737106740

Built
1997
28 years old
Condition
Good
inspected February 2023
Type
Slab
Wood or Timber
Length
50 ft
2 main spans
Daily traffic
30
2021 count
Owner
County
County Highway Agency

About this bridge

NW 90 RD 8.0-0.1 over Rush Creek is a wood or timber slab carrying NW 90 RD 8.0-0.1 over Rush Creek in Harper County, Kansas. It was built in 1997, so it is 28 years old, younger than the Kansas average of 52.8 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. Its operating status is: posted for load restriction.

It carries about 30 vehicles a day, projected to reach 30 by 2043. The structure is 50 ft (15.2 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNW 90 RD 8.0-0.1
CrossesRush Creek
Location2.0W of Harper
RouteCounty Highway 0
CountyHarper County
StateKansas
Coordinates37.28262, -98.0915
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating29 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans2
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span26 ft (7.8 m)
Deck width28 ft (8.4 m)
Roadway width26 ft (7.9 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 90 RD 8.0-0.1 over Rush Creek built?

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

What condition is NW 90 RD 8.0-0.1 over Rush 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 February 2023.

How much traffic does NW 90 RD 8.0-0.1 over Rush Creek carry?

About 30 vehicles per day (2021 count).

How long is NW 90 RD 8.0-0.1 over Rush Creek?

The structure is 50 ft (15.2 m) long with a longest span of 26 ft (7.8 m) and a deck 28 ft wide.

Who owns NW 90 RD 8.0-0.1 over Rush Creek?

It is owned by the County Highway Agency.