US Bridges

Rs 610 151st over Big Slough North

Good

Sedgwick County, Kansas · 151STW 0.01 N of 77THN · Structure no. 000000000870230

Built
1983
42 years old, rebuilt 2016
Condition
Good
inspected June 2023
Type
Slab
Concrete Continuous
Length
168 ft
6 main spans
Daily traffic
2,727
2022 count
Owner
County
County Highway Agency

About this bridge

Rs 610 151st over Big Slough North is a concrete continuous slab carrying Rs 610 151st over Big Slough North in Sedgwick County, Kansas. It was built in 1983 and reconstructed in 2016, so it is 42 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 2,727 vehicles a day, roughly 4% of them trucks, projected to reach 3,327 by 2044. The structure is 168 ft (51.2 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRs 610 151st
CrossesBig Slough North
Location151STW 0.01 N of 77THN
RouteCounty Highway 610
StateKansas
Coordinates37.82542, -97.51883
Functional classRural Major Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.1 US tons
Inventory rating39 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length168 ft (51.2 m)
Longest span30 ft (9.1 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic2,727 (2022)
Projected traffic3,327 by 2044
Trucks4%
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 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 Rs 610 151st over Big Slough North built?

It was built in 1983, making it 42 years old in 2025. It was reconstructed in 2016.

What condition is Rs 610 151st over Big Slough North 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 June 2023.

How much traffic does Rs 610 151st over Big Slough North carry?

About 2,727 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Rs 610 151st over Big Slough North?

The structure is 168 ft (51.2 m) long with a longest span of 30 ft (9.1 m) and a deck 32 ft wide.

Who owns Rs 610 151st over Big Slough North?

It is owned by the County Highway Agency.