US Bridges

K31 HWY over Long Creek

Good

Osage County, Kansas · 3.39 MI N Wjct I-35 · Structure no. 999903100700951

Built
1954
71 years old, rebuilt 1985
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
242 ft
3 main spans
Daily traffic
590
2023 count
Owner
State
State Highway Agency

About this bridge

K31 HWY over Long Creek is a steel continuous stringer/multi-beam or girder carrying K31 HWY over Long Creek in Osage County, Kansas. It was built in 1954 and reconstructed in 1985, so it is 71 years old, older 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 590 vehicles a day, roughly 7% of them trucks, projected to reach 639 by 2044. The structure is 242 ft (73.7 m) long and 38 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesK31 HWY
CrossesLong Creek
Location3.39 MI N Wjct I-35
RouteState Highway 31
StateKansas
Coordinates38.49694, -95.6375
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 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 geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating68.3 US tons
Inventory rating40.9 US tons

Structure

MaterialSteel Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length242 ft (73.7 m)
Longest span90 ft (27.4 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic590 (2023)
Projected traffic639 by 2044
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.2 mi (18 km)
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 K31 HWY over Long Creek built?

It was built in 1954, making it 71 years old in 2025. It was reconstructed in 1985.

What condition is K31 HWY over Long 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 K31 HWY over Long Creek carry?

About 590 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is K31 HWY over Long Creek?

The structure is 242 ft (73.7 m) long with a longest span of 90 ft (27.4 m) and a deck 38 ft wide.

Who owns K31 HWY over Long Creek?

It is owned by the State Highway Agency.