US Bridges

W. Walnut H.1-18.3 over Trib. Wildcat Creek

Good

Riley County, Kansas · Riley St. & Kansas Av. · Structure no. 000810875103966

Built
1992
33 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
49 ft
5 main spans
Daily traffic
300
2004 count
Owner
County
County Highway Agency

About this bridge

W. Walnut H.1-18.3 over Trib. Wildcat Creek is a concrete culvert carrying W. Walnut H.1-18.3 over Trib. Wildcat Creek in Riley County, Kansas. It was built in 1992, so it is 33 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.

It carries about 300 vehicles a day, roughly 1% of them trucks, projected to reach 330 by 2044. The structure is 49 ft (14.9 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesW. Walnut H.1-18.3
CrossesTrib. Wildcat Creek
LocationRiley St. & Kansas Av.
RouteCity Street 0
StateKansas
Coordinates39.29886, -96.82862
Functional classRural Local

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 inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.6 US tons
Inventory rating37.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length49 ft (14.9 m)
Longest span9 ft (2.7 m)
Deck width29 ft (8.7 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic300 (2004)
Projected traffic330 by 2044
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 W. Walnut H.1-18.3 over Trib. Wildcat Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is W. Walnut H.1-18.3 over Trib. Wildcat Creek 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 December 2024.

How much traffic does W. Walnut H.1-18.3 over Trib. Wildcat Creek carry?

About 300 vehicles per day (2004 count), of which roughly 1% are trucks.

How long is W. Walnut H.1-18.3 over Trib. Wildcat Creek?

The structure is 49 ft (14.9 m) long with a longest span of 9 ft (2.7 m) and a deck 29 ft wide.

Who owns W. Walnut H.1-18.3 over Trib. Wildcat Creek?

It is owned by the County Highway Agency.