US Bridges

Aa Road over Arkansas River

Good

Hamilton County, Kansas · At Kendall · Structure no. 000000000380010

Built
1976
49 years old
Condition
Good
inspected November 2023
Type
Tee Beam
Prestressed Concrete Continuous
Length
760 ft
11 main spans
Daily traffic
95
2022 count
Owner
County
County Highway Agency

About this bridge

Aa Road over Arkansas River is a prestressed concrete continuous tee beam carrying Aa Road over Arkansas River in Hamilton County, Kansas. It was built in 1976, so it is 49 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 95 vehicles a day, roughly 10% of them trucks, projected to reach 95 by 2041. The structure is 760 ft (231.6 m) long and 30 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesAa Road
CrossesArkansas River
LocationAt Kendall
RouteCounty Highway 294
StateKansas
Coordinates37.92936, -101.54978
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating70.9 US tons
Inventory rating38.3 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans11
Design loadH 20
Structure length760 ft (231.6 m)
Longest span70 ft (21.3 m)
Deck width30 ft (9.2 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic95 (2022)
Projected traffic95 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 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 Aa Road over Arkansas River built?

It was built in 1976, making it 49 years old in 2025.

What condition is Aa Road over Arkansas 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 November 2023.

How much traffic does Aa Road over Arkansas River carry?

About 95 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Aa Road over Arkansas River?

The structure is 760 ft (231.6 m) long with a longest span of 70 ft (21.3 m) and a deck 30 ft wide.

Who owns Aa Road over Arkansas River?

It is owned by the County Highway Agency.