US Bridges

US77 HWY over Wildcat Creek

Good

Riley County, Kansas · 3.68 MI E Njct K82 · Structure no. 999907700810131

Built
1967
58 years old
Condition
Good
inspected May 2023
Type
Slab
Concrete Continuous
Length
113 ft
3 main spans
Daily traffic
2,524
2023 count
Owner
State
State Highway Agency

About this bridge

US77 HWY over Wildcat Creek is a concrete continuous slab carrying US77 HWY over Wildcat Creek in Riley County, Kansas. It was built in 1967, so it is 58 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 2,524 vehicles a day, roughly 8% of them trucks, projected to reach 3,268 by 2044. The structure is 113 ft (34.3 m) long and 46 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesUS77 HWY
CrossesWildcat Creek
Location3.68 MI E Njct K82
RouteU.S. Route 77
StateKansas
Coordinates39.30583, -96.855
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68 US tons
Inventory rating41 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length113 ft (34.3 m)
Longest span44 ft (13.4 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,524 (2023)
Projected traffic3,268 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 US77 HWY over Wildcat Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is US77 HWY 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 May 2023.

How much traffic does US77 HWY over Wildcat Creek carry?

About 2,524 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is US77 HWY over Wildcat Creek?

The structure is 113 ft (34.3 m) long with a longest span of 44 ft (13.4 m) and a deck 46 ft wide.

Who owns US77 HWY over Wildcat Creek?

It is owned by the State Highway Agency.