US Bridges

150 Rd. over Trib. to S. Cottonwood

FairPosted for load

Marion County, Kansas · 4.0S 3.3W of Hillsboro · Structure no. 000000000570780

Built
1962
63 years old
Condition
Fair
inspected December 2024
Type
Tee Beam
Prestressed Concrete Continuous
Length
50 ft
3 main spans
Daily traffic
285
2020 count
Owner
County
County Highway Agency

About this bridge

150 Rd. over Trib. to S. Cottonwood is a prestressed concrete continuous tee beam carrying 150 Rd. over Trib. to S. Cottonwood in Marion County, Kansas. It was built in 1962, so it is 63 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 285 vehicles a day, projected to reach 342 by 2044. The structure is 50 ft (15.2 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
Carries150 Rd.
CrossesTrib. to S. Cottonwood
Location4.0S 3.3W of Hillsboro
RouteCounty Highway 1304
CountyMarion County
StateKansas
Coordinates38.28986, -97.26714
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating15 US tons
Inventory rating15 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length50 ft (15.2 m)
Longest span40 ft (12.1 m)
Deck width27 ft (8.2 m)
Roadway width26 ft (8 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic285 (2020)
Projected traffic342 by 2044
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 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 150 Rd. over Trib. to S. Cottonwood built?

It was built in 1962, making it 63 years old in 2025.

What condition is 150 Rd. over Trib. to S. Cottonwood 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 December 2024.

How much traffic does 150 Rd. over Trib. to S. Cottonwood carry?

About 285 vehicles per day (2020 count).

How long is 150 Rd. over Trib. to S. Cottonwood?

The structure is 50 ft (15.2 m) long with a longest span of 40 ft (12.1 m) and a deck 27 ft wide.

Who owns 150 Rd. over Trib. to S. Cottonwood?

It is owned by the County Highway Agency.