US Bridges

Rs 1540 154 over Six Mile Creek

Fair

Shawnee County, Kansas · 3.0E 1.4N of Auburn · Structure no. 000000000890540

Built
1977
48 years old
Condition
Fair
inspected August 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
137 ft
3 main spans
Daily traffic
685
2020 count
Owner
County
County Highway Agency

About this bridge

Rs 1540 154 over Six Mile Creek is a prestressed concrete continuous tee beam carrying Rs 1540 154 over Six Mile Creek in Shawnee County, Kansas. It was built in 1977, so it is 48 years old, younger 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 5 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 685 vehicles a day, roughly 1% of them trucks, projected to reach 761 by 2040. The structure is 137 ft (41.8 m) long and 38 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRs 1540 154
CrossesSix Mile Creek
Location3.0E 1.4N of Auburn
RouteCounty Highway 1540
StateKansas
Coordinates38.92598, -95.76192
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.5 US tons
Inventory rating34 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length137 ft (41.8 m)
Longest span45 ft (13.6 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 traffic685 (2020)
Projected traffic761 by 2040
Trucks1%
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

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 1540 154 over Six Mile Creek built?

It was built in 1977, making it 48 years old in 2025.

What condition is Rs 1540 154 over Six Mile 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 August 2024.

How much traffic does Rs 1540 154 over Six Mile Creek carry?

About 685 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Rs 1540 154 over Six Mile Creek?

The structure is 137 ft (41.8 m) long with a longest span of 45 ft (13.6 m) and a deck 38 ft wide.

Who owns Rs 1540 154 over Six Mile Creek?

It is owned by the County Highway Agency.