US Bridges

K-31 Highway over Dragoon Creek

Good

Osage County, Kansas · 3.05 MI E Osage Coln · Structure no. 999903100701011

Built
1984
41 years old, rebuilt 2019
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
263 ft
3 main spans
Daily traffic
215
2023 count
Owner
State
State Highway Agency

About this bridge

K-31 Highway over Dragoon Creek is a steel continuous stringer/multi-beam or girder carrying K-31 Highway over Dragoon Creek in Osage County, Kansas. It was built in 1984 and reconstructed in 2019, so it is 41 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 215 vehicles a day, roughly 17% of them trucks, projected to reach 219 by 2044. The structure is 263 ft (80.3 m) long and 38 ft wide.

CarriesK-31 Highway
CrossesDragoon Creek
Location3.05 MI E Osage Coln
RouteState Highway 31
StateKansas
Coordinates38.75361, -95.88944
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 protection7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating68.5 US tons
Inventory rating41 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length263 ft (80.3 m)
Longest span100 ft (30.5 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic215 (2023)
Projected traffic219 by 2044
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 K-31 Highway over Dragoon Creek built?

It was built in 1984, making it 41 years old in 2025. It was reconstructed in 2019.

What condition is K-31 Highway over Dragoon 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 May 2024.

How much traffic does K-31 Highway over Dragoon Creek carry?

About 215 vehicles per day (2023 count), of which roughly 17% are trucks.

How long is K-31 Highway over Dragoon Creek?

The structure is 263 ft (80.3 m) long with a longest span of 100 ft (30.5 m) and a deck 38 ft wide.

Who owns K-31 Highway over Dragoon Creek?

It is owned by the State Highway Agency.