US Bridges

Rs 1059 791-488.90 over Smoky Hill River

Fair

Saline County, Kansas · 0.1S of Bridgeport · Structure no. 000000000850770

Built
1960
65 years old
Condition
Fair
inspected January 2023
Type
Tee Beam
Concrete Continuous
Length
247 ft
4 main spans
Daily traffic
164
2017 count
Owner
County
County Highway Agency

About this bridge

Rs 1059 791-488.90 over Smoky Hill River is a concrete continuous tee beam carrying Rs 1059 791-488.90 over Smoky Hill River in Saline County, Kansas. It was built in 1960, so it is 65 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.

It carries about 164 vehicles a day, roughly 6% of them trucks, projected to reach 200 by 2043. The structure is 247 ft (75.3 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesRs 1059 791-488.90
CrossesSmoky Hill River
Location0.1S of Bridgeport
RouteCounty Highway 1059
CountySaline County
StateKansas
Coordinates38.62459, -97.61043
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2023
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being 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 alignment6: Equal to present minimum criteria
Operating rating30.9 US tons
Inventory rating18.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length247 ft (75.3 m)
Longest span68 ft (20.6 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 traffic164 (2017)
Projected traffic200 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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$925,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 1059 791-488.90 over Smoky Hill River built?

It was built in 1960, making it 65 years old in 2025.

What condition is Rs 1059 791-488.90 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 January 2023.

How much traffic does Rs 1059 791-488.90 over Smoky Hill River carry?

About 164 vehicles per day (2017 count), of which roughly 6% are trucks.

How long is Rs 1059 791-488.90 over Smoky Hill River?

The structure is 247 ft (75.3 m) long with a longest span of 68 ft (20.6 m) and a deck 26 ft wide.

Who owns Rs 1059 791-488.90 over Smoky Hill River?

It is owned by the County Highway Agency.