US Bridges

A-23 235th Street over Fall Creek

Good

Leavenworth County, Kansas · 1.5W 8.5N of Tonganoxie · Structure no. 000000000520370

Built
1980
45 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
90
2021 count
Owner
County
County Highway Agency

About this bridge

A-23 235th Street over Fall Creek is a concrete continuous slab carrying A-23 235th Street over Fall Creek in Leavenworth County, Kansas. It was built in 1980, so it is 45 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 90 vehicles a day, roughly 11% of them trucks, projected to reach 160 by 2042. The structure is 142 ft (43.4 m) long and 28 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesA-23 235th Street
CrossesFall Creek
Location1.5W 8.5N of Tonganoxie
RouteCounty Highway 1826
StateKansas
Coordinates39.22934, -95.12427
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating52.8 US tons
Inventory rating31.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length142 ft (43.4 m)
Longest span56 ft (17 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic90 (2021)
Projected traffic160 by 2042
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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-23 235th Street over Fall Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is A-23 235th Street over Fall Creek 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 July 2024.

How much traffic does A-23 235th Street over Fall Creek carry?

About 90 vehicles per day (2021 count), of which roughly 11% are trucks.

How long is A-23 235th Street over Fall Creek?

The structure is 142 ft (43.4 m) long with a longest span of 56 ft (17 m) and a deck 28 ft wide.

Who owns A-23 235th Street over Fall Creek?

It is owned by the County Highway Agency.