US Bridges

A-4 231st Street over West Brush Creek

FairPosted for load

Leavenworth County, Kansas · 2.0S of Easton · Structure no. 000000000520230

Built
1952
73 years old
Condition
Fair
inspected July 2024
Type
Culvert
Concrete
Length
41 ft
2 main spans
Daily traffic
210
2021 count
Owner
County
County Highway Agency

About this bridge

A-4 231st Street over West Brush Creek is a concrete culvert carrying A-4 231st Street over West Brush Creek in Leavenworth County, Kansas. It was built in 1952, so it is 73 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 210 vehicles a day, roughly 11% of them trucks, projected to reach 350 by 2042. The structure is 41 ft (12.5 m) long and 27 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

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CarriesA-4 231st Street
CrossesWest Brush Creek
Location2.0S of Easton
RouteCounty Highway 391
CountyLeavenworth County
StateKansas
Coordinates39.31446, -95.11854
Functional classRural Major Collector

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 inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating18.4 US tons
Inventory rating11 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length41 ft (12.5 m)
Longest span20 ft (6 m)
Deck width27 ft (8.1 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic210 (2021)
Projected traffic350 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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 A-4 231st Street over West Brush Creek built?

It was built in 1952, making it 73 years old in 2025.

What condition is A-4 231st Street over West Brush Creek 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 July 2024.

How much traffic does A-4 231st Street over West Brush Creek carry?

About 210 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is A-4 231st Street over West Brush Creek?

The structure is 41 ft (12.5 m) long with a longest span of 20 ft (6 m) and a deck 27 ft wide.

Who owns A-4 231st Street over West Brush Creek?

It is owned by the County Highway Agency.