US Bridges

Amidon over Arkansas River

Good

Sedgwick County, Kansas · Amidon at 18th. St. North · Structure no. 430400876351B10

Built
2023
2 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
456 ft
5 main spans
Daily traffic
16,310
2015 count
Owner
City
City or Municipal Highway Agency

About this bridge

Amidon over Arkansas River is a prestressed concrete stringer/multi-beam or girder carrying Amidon over Arkansas River in Sedgwick County, Kansas. It was built in 2023, so it is 2 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 16,310 vehicles a day, roughly 2% of them trucks, projected to reach 18,000 by 2043. The structure is 456 ft (139.1 m) long and 70 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesAmidon
CrossesArkansas River
LocationAmidon at 18th. St. North
RouteCity Street 6351
CountySedgwick County
StateKansas
Coordinates37.71641, -97.36311
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating47.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHL 93
Structure length456 ft (139.1 m)
Longest span96 ft (29.2 m)
Deck width70 ft (21.3 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic16,310 (2015)
Projected traffic18,000 by 2043
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Amidon over Arkansas River built?

It was built in 2023, making it 2 years old in 2025.

What condition is Amidon 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 December 2023.

How much traffic does Amidon over Arkansas River carry?

About 16,310 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Amidon over Arkansas River?

The structure is 456 ft (139.1 m) long with a longest span of 96 ft (29.2 m) and a deck 70 ft wide.

Who owns Amidon over Arkansas River?

It is owned by the City or Municipal Highway Agency.