US Bridges

Rs 305 N 279th over Big Arkansas River

Good

Sedgwick County, Kansas · 279THW 0.9 N of 109THN · Structure no. 000000000870101

Built
2015
10 years old
Condition
Good
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
684 ft
6 main spans
Daily traffic
866
2022 count
Owner
County
County Highway Agency

About this bridge

Rs 305 N 279th over Big Arkansas River is a prestressed concrete continuous stringer/multi-beam or girder carrying Rs 305 N 279th over Big Arkansas River in Sedgwick County, Kansas. It was built in 2015, so it is 10 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 866 vehicles a day, roughly 8% of them trucks, projected to reach 1,081 by 2044. The structure is 684 ft (208.5 m) long and 38 ft wide. If it were closed, the detour would be 23 mi (37 km).

CarriesRs 305 N 279th
CrossesBig Arkansas River
Location279THW 0.9 N of 109THN
RouteCounty Highway 305
StateKansas
Coordinates37.89586, -97.66533
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHL 93
Structure length684 ft (208.5 m)
Longest span116 ft (35.3 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic866 (2022)
Projected traffic1,081 by 2044
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed23 mi (37 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 Rs 305 N 279th over Big Arkansas River built?

It was built in 2015, making it 10 years old in 2025.

What condition is Rs 305 N 279th over Big 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 April 2023.

How much traffic does Rs 305 N 279th over Big Arkansas River carry?

About 866 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Rs 305 N 279th over Big Arkansas River?

The structure is 684 ft (208.5 m) long with a longest span of 116 ft (35.3 m) and a deck 38 ft wide.

Who owns Rs 305 N 279th over Big Arkansas River?

It is owned by the County Highway Agency.