US Bridges

US56 HWY over Neosho River

Good

Morris County, Kansas · 0.09 MI E Wjct K177 · Structure no. 999905600640341

Built
1984
41 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete Continuous
Length
237 ft
5 main spans
Daily traffic
5,858
2023 count
Owner
State
State Highway Agency

About this bridge

US56 HWY over Neosho River is a concrete continuous slab carrying US56 HWY over Neosho River in Morris 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 5,858 vehicles a day, roughly 5% of them trucks, projected to reach 6,097 by 2044. The structure is 237 ft (72.1 m) long and 56 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesUS56 HWY
CrossesNeosho River
Location0.09 MI E Wjct K177
RouteU.S. Route 56
StateKansas
Coordinates38.66139, -96.48806
Functional classRural Minor Arterial

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 inspectionOctober 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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating67 US tons
Inventory rating40 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length237 ft (72.1 m)
Longest span52 ft (15.8 m)
Deck width56 ft (17.2 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,858 (2023)
Projected traffic6,097 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
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 US56 HWY over Neosho River built?

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

What condition is US56 HWY over Neosho River 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 2023.

How much traffic does US56 HWY over Neosho River carry?

About 5,858 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US56 HWY over Neosho River?

The structure is 237 ft (72.1 m) long with a longest span of 52 ft (15.8 m) and a deck 56 ft wide.

Who owns US56 HWY over Neosho River?

It is owned by the State Highway Agency.