US Bridges

US-54 HWY over Neosho River Overflow

Good

Allen County, Kansas · 1.69 MI W US-169 · Structure no. 999905400010561

Built
1996
29 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
162 ft
3 main spans
Daily traffic
2,801
2023 count
Owner
State
State Highway Agency

About this bridge

US-54 HWY over Neosho River Overflow is a concrete continuous slab carrying US-54 HWY over Neosho River Overflow in Allen County, Kansas. It was built in 1996, so it is 29 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 2,801 vehicles a day, roughly 20% of them trucks, projected to reach 2,858 by 2044. The structure is 162 ft (49.5 m) long and 46 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS-54 HWY
CrossesNeosho River Overflow
Location1.69 MI W US-169
RouteU.S. Route 54
StateKansas
Coordinates37.92194, -95.43944
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97 US tons
Inventory rating58 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length162 ft (49.5 m)
Longest span64 ft (19.5 m)
Deck width46 ft (14 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,801 (2023)
Projected traffic2,858 by 2044
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 US-54 HWY over Neosho River Overflow built?

It was built in 1996, making it 29 years old in 2025.

What condition is US-54 HWY over Neosho River Overflow 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 February 2023.

How much traffic does US-54 HWY over Neosho River Overflow carry?

About 2,801 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is US-54 HWY over Neosho River Overflow?

The structure is 162 ft (49.5 m) long with a longest span of 64 ft (19.5 m) and a deck 46 ft wide.

Who owns US-54 HWY over Neosho River Overflow?

It is owned by the State Highway Agency.