US Bridges

Local 15.5-K.4 over Trib. to Mill Creek

FairPosted for load

Bourbon County, Kansas · 1.3E 2.4S 1.5E of Devon · Structure no. 000061095505904

Built
1930
95 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
22 ft
1 main span
Daily traffic
25
2006 count
Owner
County
County Highway Agency

About this bridge

Local 15.5-K.4 over Trib. to Mill Creek is a concrete slab carrying Local 15.5-K.4 over Trib. to Mill Creek in Bourbon County, Kansas. It was built in 1930, so it is 95 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. Its operating status is: posted for load restriction.

It carries about 25 vehicles a day, projected to reach 25 by 2042. The structure is 22 ft (6.7 m) long and 21 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLocal 15.5-K.4
CrossesTrib. to Mill Creek
Location1.3E 2.4S 1.5E of Devon
RouteCounty Highway 0
StateKansas
Coordinates37.88564, -94.79615
Functional classRural Local

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating26 US tons
Inventory rating26 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length22 ft (6.7 m)
Longest span20 ft (6.1 m)
Deck width21 ft (6.4 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic25 (2006)
Projected traffic25 by 2042
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Local 15.5-K.4 over Trib. to Mill Creek built?

It was built in 1930, making it 95 years old in 2025.

What condition is Local 15.5-K.4 over Trib. to Mill 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 May 2024.

How much traffic does Local 15.5-K.4 over Trib. to Mill Creek carry?

About 25 vehicles per day (2006 count).

How long is Local 15.5-K.4 over Trib. to Mill Creek?

The structure is 22 ft (6.7 m) long with a longest span of 20 ft (6.1 m) and a deck 21 ft wide.

Who owns Local 15.5-K.4 over Trib. to Mill Creek?

It is owned by the County Highway Agency.