US Bridges

N. 60th K.7-20.0T over Wildcat Creek

Good

Riley County, Kansas · 1.5S 3.0E of Riley · Structure no. 000810881704000

Built
1925
100 years old
Condition
Good
inspected December 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
20
2004 count
Owner
County
County Highway Agency

About this bridge

N. 60th K.7-20.0T over Wildcat Creek is a concrete culvert carrying N. 60th K.7-20.0T over Wildcat Creek in Riley County, Kansas. It was built in 1925, so it is 100 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.

It carries about 20 vehicles a day, projected to reach 25 by 2044. The structure is 23 ft (7 m) long and 22 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesN. 60th K.7-20.0T
CrossesWildcat Creek
Location1.5S 3.0E of Riley
RouteCounty Highway 0
CountyRiley County
StateKansas
Coordinates39.27656, -96.76356
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width22 ft (6.6 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2004)
Projected traffic25 by 2044
Trucks0%
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$75,000
NavigationNo navigation control on waterway

Frequently asked questions

When was N. 60th K.7-20.0T over Wildcat Creek built?

It was built in 1925, making it 100 years old in 2025.

What condition is N. 60th K.7-20.0T over 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 N. 60th K.7-20.0T over Wildcat Creek carry?

About 20 vehicles per day (2004 count).

How long is N. 60th K.7-20.0T over Wildcat Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 22 ft wide.

Who owns N. 60th K.7-20.0T over Wildcat Creek?

It is owned by the County Highway Agency.