US Bridges

US54/US400 HWY over S F Ninnescah Riv Drg

Good

Kingman County, Kansas · 2.37 MI E of K-11 · Structure no. 999905400480141

Built
1924
101 years old, rebuilt 1989
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
6,240
2023 count
Owner
State
State Highway Agency

About this bridge

US54/US400 HWY over S F Ninnescah Riv Drg is a concrete culvert carrying US54/US400 HWY over S F Ninnescah Riv Drg in Kingman County, Kansas. It was built in 1924 and reconstructed in 1989, so it is 101 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 6,240 vehicles a day, roughly 25% of them trucks, projected to reach 7,614 by 2044. The structure is 26 ft (7.8 m) long and 54 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

Open in Google Maps
CarriesUS54/US400 HWY
CrossesS F Ninnescah Riv Drg
Location2.37 MI E of K-11
RouteU.S. Route 54
CountyKingman County
StateKansas
Coordinates37.64694, -98.1475
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 inspectionAugust 2023
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 adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37 US tons
Inventory rating22 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length26 ft (7.8 m)
Longest span8 ft (2.4 m)
Deck width54 ft (16.5 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,240 (2023)
Projected traffic7,614 by 2044
Trucks25%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 US54/US400 HWY over S F Ninnescah Riv Drg built?

It was built in 1924, making it 101 years old in 2025. It was reconstructed in 1989.

What condition is US54/US400 HWY over S F Ninnescah Riv Drg 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 August 2023.

How much traffic does US54/US400 HWY over S F Ninnescah Riv Drg carry?

About 6,240 vehicles per day (2023 count), of which roughly 25% are trucks.

How long is US54/US400 HWY over S F Ninnescah Riv Drg?

The structure is 26 ft (7.8 m) long with a longest span of 8 ft (2.4 m) and a deck 54 ft wide.

Who owns US54/US400 HWY over S F Ninnescah Riv Drg?

It is owned by the State Highway Agency.