US Bridges

Rs 601 SE 60 St. over S. Fork Ninnescah River

Fair

Kingman County, Kansas · 3.5S 1.0E of Murdock · Structure no. 000000000480390

Built
1980
45 years old, rebuilt 1987
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
418 ft
11 main spans
Daily traffic
275
2021 count
Owner
County
County Highway Agency

About this bridge

Rs 601 SE 60 St. over S. Fork Ninnescah River is a steel continuous stringer/multi-beam or girder carrying Rs 601 SE 60 St. over S. Fork Ninnescah River in Kingman County, Kansas. It was built in 1980 and reconstructed in 1987, so it is 45 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.

It carries about 275 vehicles a day, roughly 10% of them trucks, projected to reach 250 by 2043. The structure is 418 ft (127.4 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRs 601 SE 60 St.
CrossesS. Fork Ninnescah River
Location3.5S 1.0E of Murdock
RouteCounty Highway 601
CountyKingman County
StateKansas
Coordinates37.56116, -97.91272
Functional classRural Major Collector

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 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; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating57.1 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadH 15
Structure length418 ft (127.4 m)
Longest span41 ft (12.4 m)
Deck width28 ft (8.5 m)
Roadway width28 ft (8.4 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic275 (2021)
Projected traffic250 by 2043
Trucks10%
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 Rs 601 SE 60 St. over S. Fork Ninnescah River built?

It was built in 1980, making it 45 years old in 2025. It was reconstructed in 1987.

What condition is Rs 601 SE 60 St. over S. Fork 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 Rs 601 SE 60 St. over S. Fork Ninnescah River carry?

About 275 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Rs 601 SE 60 St. over S. Fork Ninnescah River?

The structure is 418 ft (127.4 m) long with a longest span of 41 ft (12.4 m) and a deck 28 ft wide.

Who owns Rs 601 SE 60 St. over S. Fork Ninnescah River?

It is owned by the County Highway Agency.