US Bridges

NW 190 A. A.0-5.6 over South Fk Ninnescah River

Fair

Kingman County, Kansas · 1.4N 2.0W of Cunningham · Structure no. 000480697006206

Built
1979
46 years old
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
180 ft
3 main spans
Daily traffic
70
2021 count
Owner
County
County Highway Agency

About this bridge

NW 190 A. A.0-5.6 over South Fk Ninnescah River is a steel continuous stringer/multi-beam or girder carrying NW 190 A. A.0-5.6 over South Fk Ninnescah River in Kingman County, Kansas. It was built in 1979, so it is 46 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 5 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 70 vehicles a day, roughly 5% of them trucks, projected to reach 84 by 2043. The structure is 180 ft (54.9 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesNW 190 A. A.0-5.6
CrossesSouth Fk Ninnescah River
Location1.4N 2.0W of Cunningham
RouteCounty Highway 0
CountyKingman County
StateKansas
Coordinates37.66561, -98.46486
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 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 geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating50.6 US tons
Inventory rating30.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length180 ft (54.9 m)
Longest span60 ft (18.2 m)
Deck width26 ft (7.9 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic70 (2021)
Projected traffic84 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 190 A. A.0-5.6 over South Fk Ninnescah River built?

It was built in 1979, making it 46 years old in 2025.

What condition is NW 190 A. A.0-5.6 over South Fk Ninnescah River 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 January 2023.

How much traffic does NW 190 A. A.0-5.6 over South Fk Ninnescah River carry?

About 70 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is NW 190 A. A.0-5.6 over South Fk Ninnescah River?

The structure is 180 ft (54.9 m) long with a longest span of 60 ft (18.2 m) and a deck 26 ft wide.

Who owns NW 190 A. A.0-5.6 over South Fk Ninnescah River?

It is owned by the County Highway Agency.