US Bridges

150 Road over Trib. Smoky Hill River

GoodPosted for load

Ellsworth County, Kansas · 2.2S of Wilson · Structure no. 000000000270500

Built
1967
58 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
335
2020 count
Owner
County
County Highway Agency

About this bridge

150 Road over Trib. Smoky Hill River is a concrete culvert carrying 150 Road over Trib. Smoky Hill River in Ellsworth County, Kansas. It was built in 1967, so it is 58 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. Its operating status is: posted for load restriction.

It carries about 335 vehicles a day, roughly 10% of them trucks, projected to reach 402 by 2044. The structure is 25 ft (7.5 m) long and 40 ft wide. If it were closed, the detour would be 7.5 mi (12 km).

Carries150 Road
CrossesTrib. Smoky Hill River
Location2.2S of Wilson
RouteCounty Highway 1388
StateKansas
Coordinates38.79489, -98.47646
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating26.6 US tons
Inventory rating15 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadH 15
Structure length25 ft (7.5 m)
Longest span12 ft (3.6 m)
Deck width40 ft (12.2 m)
Roadway width37 ft (11.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic335 (2020)
Projected traffic402 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed7.5 mi (12 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 Road over Trib. Smoky Hill River built?

It was built in 1967, making it 58 years old in 2025.

What condition is 150 Road over Trib. Smoky Hill River 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 March 2024.

How much traffic does 150 Road over Trib. Smoky Hill River carry?

About 335 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is 150 Road over Trib. Smoky Hill River?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.6 m) and a deck 40 ft wide.

Who owns 150 Road over Trib. Smoky Hill River?

It is owned by the County Highway Agency.