US Bridges

SW 163rd over Walnut River

Good

Butler County, Kansas · 0.5W of Gordon · Structure no. 000080857406322

Built
1985
40 years old
Condition
Good
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
290 ft
3 main spans
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

SW 163rd over Walnut River is a steel continuous stringer/multi-beam or girder carrying SW 163rd over Walnut River in Butler County, Kansas. It was built in 1985, so it is 40 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 100 vehicles a day, roughly 2% of them trucks, projected to reach 100 by 2045. The structure is 290 ft (88.5 m) long and 32 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSW 163rd
CrossesWalnut River
Location0.5W of Gordon
RouteCounty Highway 808
StateKansas
Coordinates37.58892, -97.00019
Functional classRural Minor Collector

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68.7 US tons
Inventory rating41.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length290 ft (88.5 m)
Longest span118 ft (35.9 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 traffic100 (2023)
Projected traffic100 by 2045
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 SW 163rd over Walnut River built?

It was built in 1985, making it 40 years old in 2025.

What condition is SW 163rd over Walnut 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 January 2025.

How much traffic does SW 163rd over Walnut River carry?

About 100 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is SW 163rd over Walnut River?

The structure is 290 ft (88.5 m) long with a longest span of 118 ft (35.9 m) and a deck 32 ft wide.

Who owns SW 163rd over Walnut River?

It is owned by the County Highway Agency.