US Bridges

K4 HWY over Walnut Creek Drainage

Good

Rush County, Kansas · 9.94 MI SE Ness Coln · Structure no. 999900400830091

Built
1935
90 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
22 ft
3 main spans
Daily traffic
410
2023 count
Owner
State
State Highway Agency

About this bridge

K4 HWY over Walnut Creek Drainage is a concrete culvert carrying K4 HWY over Walnut Creek Drainage in Rush County, Kansas. It was built in 1935, so it is 90 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 410 vehicles a day, roughly 25% of them trucks, projected to reach 427 by 2044. The structure is 22 ft (6.8 m) long and 34 ft wide.

CarriesK4 HWY
CrossesWalnut Creek Drainage
Location9.94 MI SE Ness Coln
RouteState Highway 4
StateKansas
Coordinates38.55278, -99.50833
Functional classRural Major 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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length22 ft (6.8 m)
Longest span7 ft (2.1 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic410 (2023)
Projected traffic427 by 2044
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

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 K4 HWY over Walnut Creek Drainage built?

It was built in 1935, making it 90 years old in 2025.

What condition is K4 HWY over Walnut Creek Drainage 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 October 2024.

How much traffic does K4 HWY over Walnut Creek Drainage carry?

About 410 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is K4 HWY over Walnut Creek Drainage?

The structure is 22 ft (6.8 m) long with a longest span of 7 ft (2.1 m) and a deck 34 ft wide.

Who owns K4 HWY over Walnut Creek Drainage?

It is owned by the State Highway Agency.