US Bridges

SW 50 S. N.3-12.0 over Wild Run Creek

FairPosted for load

Kingman County, Kansas · 4.0S 6.0W of Kingman · Structure no. 000480723306340

Built
1982
43 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
63 ft
6 main spans
Daily traffic
10
2021 count
Owner
County
County Highway Agency

About this bridge

SW 50 S. N.3-12.0 over Wild Run Creek is a concrete culvert carrying SW 50 S. N.3-12.0 over Wild Run Creek in Kingman County, Kansas. It was built in 1982, so it is 43 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 10 vehicles a day, roughly 5% of them trucks, projected to reach 12 by 2043. The structure is 63 ft (19.2 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSW 50 S. N.3-12.0
CrossesWild Run Creek
Location4.0S 6.0W of Kingman
RouteCounty Highway 0
CountyKingman County
StateKansas
Coordinates37.5735, -98.22153
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
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating36.5 US tons
Inventory rating21.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadH 20
Structure length63 ft (19.2 m)
Longest span10 ft (3 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic10 (2021)
Projected traffic12 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 SW 50 S. N.3-12.0 over Wild Run Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is SW 50 S. N.3-12.0 over Wild Run 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 January 2024.

How much traffic does SW 50 S. N.3-12.0 over Wild Run Creek carry?

About 10 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is SW 50 S. N.3-12.0 over Wild Run Creek?

The structure is 63 ft (19.2 m) long with a longest span of 10 ft (3 m) and a deck 30 ft wide.

Who owns SW 50 S. N.3-12.0 over Wild Run Creek?

It is owned by the County Highway Agency.