US Bridges

4th N over N. Fork Ninnescah River

Good

Sedgwick County, Kansas · 3.0S of Cheney Reservoir · Structure no. 000870771806180

Built
2008
17 years old
Condition
Good
inspected May 2023
Type
Slab
Prestressed Concrete Continuous
Length
329 ft
5 main spans
Daily traffic
50
2022 count
Owner
County
County Highway Agency

About this bridge

4th N over N. Fork Ninnescah River is a prestressed concrete continuous slab carrying 4th N over N. Fork Ninnescah River in Sedgwick County, Kansas. It was built in 2008, so it is 17 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 80 by 2044. The structure is 329 ft (100.3 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
Carries4th N
CrossesN. Fork Ninnescah River
Location3.0S of Cheney Reservoir
RouteCounty Highway 0
CountySedgwick County
StateKansas
Coordinates37.69081, -97.77515
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 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 geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length329 ft (100.3 m)
Longest span72 ft (21.9 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic50 (2022)
Projected traffic80 by 2044
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 4th N over N. Fork Ninnescah River built?

It was built in 2008, making it 17 years old in 2025.

What condition is 4th N over N. Fork Ninnescah 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 May 2023.

How much traffic does 4th N over N. Fork Ninnescah River carry?

About 50 vehicles per day (2022 count).

How long is 4th N over N. Fork Ninnescah River?

The structure is 329 ft (100.3 m) long with a longest span of 72 ft (21.9 m) and a deck 34 ft wide.

Who owns 4th N over N. Fork Ninnescah River?

It is owned by the County Highway Agency.