US Bridges

US54/US400 HWY over Little Walnut River Drn

Good

Butler County, Kansas · 6.75 MI E of W JCT 77 · Structure no. 999905400081361

Built
1984
41 years old
Condition
Good
inspected September 2024
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
3,796
2023 count
Owner
State
State Highway Agency

About this bridge

US54/US400 HWY over Little Walnut River Drn is a concrete culvert carrying US54/US400 HWY over Little Walnut River Drn in Butler County, Kansas. It was built in 1984, so it is 41 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 3,796 vehicles a day, roughly 24% of them trucks, projected to reach 4,819 by 2044. The structure is 31 ft (9.6 m) long and 145 ft wide.

CarriesUS54/US400 HWY
CrossesLittle Walnut River Drn
Location6.75 MI E of W JCT 77
RouteU.S. Route 54
StateKansas
Coordinates37.6725, -96.85944
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionSeptember 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 geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39 US tons
Inventory rating23 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length31 ft (9.6 m)
Longest span10 ft (3 m)
Deck width145 ft (44.2 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,796 (2023)
Projected traffic4,819 by 2044
Trucks24%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 US54/US400 HWY over Little Walnut River Drn built?

It was built in 1984, making it 41 years old in 2025.

What condition is US54/US400 HWY over Little Walnut River Drn 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 September 2024.

How much traffic does US54/US400 HWY over Little Walnut River Drn carry?

About 3,796 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is US54/US400 HWY over Little Walnut River Drn?

The structure is 31 ft (9.6 m) long with a longest span of 10 ft (3 m) and a deck 145 ft wide.

Who owns US54/US400 HWY over Little Walnut River Drn?

It is owned by the State Highway Agency.