US Bridges

Rs 481 - SW 90 Ave over Trib. S. Fk Ninnescah

GoodPosted for load

Pratt County, Kansas · 4.2S of Cullison · Structure no. 00000000076B110

Built
2018
7 years old
Condition
Good
inspected November 2024
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
55
2021 count
Owner
County
County Highway Agency

About this bridge

Rs 481 - SW 90 Ave over Trib. S. Fk Ninnescah is a concrete culvert carrying Rs 481 - SW 90 Ave over Trib. S. Fk Ninnescah in Pratt County, Kansas. It was built in 2018, so it is 7 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 55 vehicles a day, roughly 10% of them trucks, projected to reach 65 by 2046. The structure is 27 ft (8.1 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRs 481 - SW 90 Ave
CrossesTrib. S. Fk Ninnescah
Location4.2S of Cullison
RouteCounty Highway 481
CountyPratt County
StateKansas
Coordinates37.57056, -98.90378
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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.2 US tons
Inventory rating36.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length27 ft (8.1 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic55 (2021)
Projected traffic65 by 2046
Trucks10%
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 Rs 481 - SW 90 Ave over Trib. S. Fk Ninnescah built?

It was built in 2018, making it 7 years old in 2025.

What condition is Rs 481 - SW 90 Ave over Trib. S. Fk Ninnescah 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 November 2024.

How much traffic does Rs 481 - SW 90 Ave over Trib. S. Fk Ninnescah carry?

About 55 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Rs 481 - SW 90 Ave over Trib. S. Fk Ninnescah?

The structure is 27 ft (8.1 m) long with a longest span of 8 ft (2.4 m).

Who owns Rs 481 - SW 90 Ave over Trib. S. Fk Ninnescah?

It is owned by the County Highway Agency.