US Bridges

Plum Creek Rd. over Marais Des Cygnes River

FairPosted for load

Miami County, Kansas · N. Edge of Osawatomie · Structure no. 000000000610290

Built
1930
95 years old, rebuilt 2013
Condition
Fair
inspected July 2023
Type
Arch - Thru
Concrete
Length
317 ft
3 main spans
Daily traffic
660
2011 count
Owner
County
County Highway Agency

About this bridge

Plum Creek Rd. over Marais Des Cygnes River is a concrete arch - thru carrying Plum Creek Rd. over Marais Des Cygnes River in Miami County, Kansas. It was built in 1930 and reconstructed in 2013, so it is 95 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 660 vehicles a day, roughly 10% of them trucks, projected to reach 2,675 by 2043. The structure is 317 ft (96.6 m) long and 25 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesPlum Creek Rd.
CrossesMarais Des Cygnes River
LocationN. Edge of Osawatomie
RouteCounty Highway 456
CountyMiami County
StateKansas
Coordinates38.50294, -94.9552
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 protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating27 US tons
Inventory rating18 US tons

Structure

Structure typeArch - Thru
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length317 ft (96.6 m)
Longest span140 ft (42.6 m)
Deck width25 ft (7.6 m)
Roadway width20 ft (6 m)
Vertical clearance over deck25 ft (7.6 m)

Traffic and service

Average daily traffic660 (2011)
Projected traffic2,675 by 2043
Trucks10%
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 statusListed on the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Plum Creek Rd. over Marais Des Cygnes River built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 2013.

What condition is Plum Creek Rd. 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 July 2023.

How much traffic does Plum Creek Rd. over Marais Des Cygnes River carry?

About 660 vehicles per day (2011 count), of which roughly 10% are trucks.

How long is Plum Creek Rd. over Marais Des Cygnes River?

The structure is 317 ft (96.6 m) long with a longest span of 140 ft (42.6 m) and a deck 25 ft wide.

Who owns Plum Creek Rd. over Marais Des Cygnes River?

It is owned by the County Highway Agency.