US Bridges

160 Ave over Smoky Hill River

FairPosted for load

Trego County, Kansas · 5.5S 9.0W of Trego Center · Structure no. 000980527004645

Built
1939
86 years old, rebuilt 1975
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
245 ft
8 main spans
Daily traffic
20
2020 count
Owner
County
County Highway Agency

About this bridge

160 Ave over Smoky Hill River is a steel continuous stringer/multi-beam or girder carrying 160 Ave over Smoky Hill River in Trego County, Kansas. It was built in 1939 and reconstructed in 1975, so it is 86 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 5 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 20 vehicles a day, projected to reach 30 by 2043. The structure is 245 ft (74.8 m) long and 20 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

Location

Open in Google Maps
Carries160 Ave
CrossesSmoky Hill River
Location5.5S 9.0W of Trego Center
RouteCounty Highway 0
CountyTrego County
StateKansas
Coordinates38.80437, -100.05958
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating13 US tons
Inventory rating8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8 (+2 approach)
Design loadH 10
Structure length245 ft (74.8 m)
Longest span23 ft (7.1 m)
Deck width20 ft (6 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic20 (2020)
Projected traffic30 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$495,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 160 Ave over Smoky Hill River built?

It was built in 1939, making it 86 years old in 2025. It was reconstructed in 1975.

What condition is 160 Ave over Smoky Hill River 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 June 2023.

How much traffic does 160 Ave over Smoky Hill River carry?

About 20 vehicles per day (2020 count).

How long is 160 Ave over Smoky Hill River?

The structure is 245 ft (74.8 m) long with a longest span of 23 ft (7.1 m) and a deck 20 ft wide.

Who owns 160 Ave over Smoky Hill River?

It is owned by the County Highway Agency.