US Bridges

K31 HWY over Lost Creek

Fair

Bourbon County, Kansas · 1.36 MI E Ejct K7 · Structure no. 999903100060371

Built
1920
105 years old
Condition
Fair
inspected February 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
313
2023 count
Owner
State
State Highway Agency

About this bridge

K31 HWY over Lost Creek is a concrete culvert carrying K31 HWY over Lost Creek in Bourbon County, Kansas. It was built in 1920, so it is 105 years old, older than the Kansas average of 52.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 313 vehicles a day, roughly 13% of them trucks, projected to reach 319 by 2044. The structure is 21 ft (6.4 m) long and 25 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesK31 HWY
CrossesLost Creek
Location1.36 MI E Ejct K7
RouteState Highway 31
CountyBourbon County
StateKansas
Coordinates38.00833, -94.79111
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating31 US tons
Inventory rating19 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic313 (2023)
Projected traffic319 by 2044
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Lost Creek built?

It was built in 1920, making it 105 years old in 2025.

What condition is K31 HWY over Lost Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2023.

How much traffic does K31 HWY over Lost Creek carry?

About 313 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is K31 HWY over Lost Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 25 ft wide.

Who owns K31 HWY over Lost Creek?

It is owned by the State Highway Agency.