US Bridges

Local 486-793.3 over Smoky Hill River

Good

Saline County, Kansas · 1.9S 0.8E of Assaria · Structure no. 000850793304860

Built
1971
54 years old
Condition
Good
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
208 ft
3 main spans
Daily traffic
130
2019 count
Owner
County
County Highway Agency

About this bridge

Local 486-793.3 over Smoky Hill River is a steel continuous stringer/multi-beam or girder carrying Local 486-793.3 over Smoky Hill River in Saline County, Kansas. It was built in 1971, so it is 54 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.

It carries about 130 vehicles a day, roughly 6% of them trucks, projected to reach 159 by 2043. The structure is 208 ft (63.4 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesLocal 486-793.3
CrossesSmoky Hill River
Location1.9S 0.8E of Assaria
RouteCounty Highway 0
CountySaline County
StateKansas
Coordinates38.65283, -97.58833
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.2 US tons
Inventory rating14.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length208 ft (63.4 m)
Longest span78 ft (23.8 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic130 (2019)
Projected traffic159 by 2043
Trucks6%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$900,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Local 486-793.3 over Smoky Hill River built?

It was built in 1971, making it 54 years old in 2025.

What condition is Local 486-793.3 over 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 February 2023.

How much traffic does Local 486-793.3 over Smoky Hill River carry?

About 130 vehicles per day (2019 count), of which roughly 6% are trucks.

How long is Local 486-793.3 over Smoky Hill River?

The structure is 208 ft (63.4 m) long with a longest span of 78 ft (23.8 m) and a deck 26 ft wide.

Who owns Local 486-793.3 over Smoky Hill River?

It is owned by the County Highway Agency.