US Bridges

55th RD over Trib. to Walnut River

GoodPosted for load

Cowley County, Kansas · 1.5W 2.9N of Winfield · Structure no. 000180851506741

Built
1965
60 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
38 ft
4 main spans
Daily traffic
15
2018 count
Owner
County
County Highway Agency

About this bridge

55th RD over Trib. to Walnut River is a concrete culvert carrying 55th RD over Trib. to Walnut River in Cowley County, Kansas. It was built in 1965, so it is 60 years old, older 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 15 vehicles a day, roughly 5% of them trucks, projected to reach 25 by 2044. The structure is 38 ft (11.5 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries55th RD
CrossesTrib. to Walnut River
Location1.5W 2.9N of Winfield
RouteCounty Highway 1809
StateKansas
Coordinates37.28825, -97.05137
Functional classRural Minor 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
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 alignment8: Equal to present desirable criteria
Operating rating34.4 US tons
Inventory rating20 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadH 15
Structure length38 ft (11.5 m)
Longest span9 ft (2.7 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic15 (2018)
Projected traffic25 by 2044
Trucks5%
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 55th RD over Trib. to Walnut River built?

It was built in 1965, making it 60 years old in 2025.

What condition is 55th RD over Trib. to Walnut River 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 January 2024.

How much traffic does 55th RD over Trib. to Walnut River carry?

About 15 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is 55th RD over Trib. to Walnut River?

The structure is 38 ft (11.5 m) long with a longest span of 9 ft (2.7 m) and a deck 30 ft wide.

Who owns 55th RD over Trib. to Walnut River?

It is owned by the County Highway Agency.