US Bridges

SW Boyer RD over Swisher Br Watercourse

FairPosted for load

Butler County, Kansas · 6.0E 0.4S of Douglass · Structure no. 000080869006423

Built
1961
64 years old
Condition
Fair
inspected February 2025
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
20
2023 count
Owner
County
County Highway Agency

About this bridge

SW Boyer RD over Swisher Br Watercourse is a concrete culvert carrying SW Boyer RD over Swisher Br Watercourse in Butler County, Kansas. It was built in 1961, so it is 64 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. Its operating status is: posted for load restriction.

It carries about 20 vehicles a day, projected to reach 20 by 2045. The structure is 31 ft (9.5 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesSW Boyer RD
CrossesSwisher Br Watercourse
Location6.0E 0.4S of Douglass
RouteCounty Highway 0
CountyButler County
StateKansas
Coordinates37.51371, -96.89904
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating31.9 US tons
Inventory rating19.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length31 ft (9.5 m)
Longest span10 ft (3 m)
Deck width34 ft (10.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2023)
Projected traffic20 by 2045
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 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 Boyer RD over Swisher Br Watercourse built?

It was built in 1961, making it 64 years old in 2025.

What condition is SW Boyer RD over Swisher Br Watercourse in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2025.

How much traffic does SW Boyer RD over Swisher Br Watercourse carry?

About 20 vehicles per day (2023 count).

How long is SW Boyer RD over Swisher Br Watercourse?

The structure is 31 ft (9.5 m) long with a longest span of 10 ft (3 m) and a deck 34 ft wide.

Who owns SW Boyer RD over Swisher Br Watercourse?

It is owned by the County Highway Agency.