US Bridges

Rs 1471 24.3-17.0 over Marais Des Cygnes River

FairPosted for load

Osage County, Kansas · 0.1N of Melvern · Structure no. 000000000700370

Built
1968
57 years old
Condition
Fair
inspected February 2025
Type
Girder and Floorbeam System
Steel Continuous
Length
303 ft
4 main spans
Daily traffic
630
2019 count
Owner
County
County Highway Agency

About this bridge

Rs 1471 24.3-17.0 over Marais Des Cygnes River is a steel continuous girder and floorbeam system carrying Rs 1471 24.3-17.0 over Marais Des Cygnes River in Osage County, Kansas. It was built in 1968, so it is 57 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 630 vehicles a day, roughly 7% of them trucks, projected to reach 756 by 2045. The structure is 303 ft (92.5 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesRs 1471 24.3-17.0
CrossesMarais Des Cygnes River
Location0.1N of Melvern
RouteCounty Highway 1471
CountyOsage County
StateKansas
Coordinates38.51506, -95.63783
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusPosted for load 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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.7 US tons
Inventory rating19.6 US tons

Structure

Structure typeGirder and Floorbeam System
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length303 ft (92.5 m)
Longest span84 ft (25.6 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic630 (2019)
Projected traffic756 by 2045
Trucks7%
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 Rs 1471 24.3-17.0 over Marais Des Cygnes River built?

It was built in 1968, making it 57 years old in 2025.

What condition is Rs 1471 24.3-17.0 over Marais Des Cygnes 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 February 2025.

How much traffic does Rs 1471 24.3-17.0 over Marais Des Cygnes River carry?

About 630 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is Rs 1471 24.3-17.0 over Marais Des Cygnes River?

The structure is 303 ft (92.5 m) long with a longest span of 84 ft (25.6 m) and a deck 29 ft wide.

Who owns Rs 1471 24.3-17.0 over Marais Des Cygnes River?

It is owned by the County Highway Agency.