US Bridges

County Rd. over Marion L Cottonwood R

GoodPosted for load

Marion County, Kansas · 6.5 MI NW of Marion · Structure no. CEPSWTKSMARIONS

Built
1967
58 years old, rebuilt 2019
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
144 ft
3 main spans
Daily traffic
129
2023 count
Owner
Federal
Corps of Engineers (Civil)

About this bridge

County Rd. over Marion L Cottonwood R is a prestressed concrete stringer/multi-beam or girder carrying County Rd. over Marion L Cottonwood R in Marion County, Kansas. It was built in 1967 and reconstructed in 2019, so it is 58 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. Its operating status is: posted for load restriction.

It carries about 129 vehicles a day, roughly 3% of them trucks, projected to reach 200 by 2044. The structure is 144 ft (43.9 m) long and 32 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesCounty Rd.
CrossesMarion L Cottonwood R
Location6.5 MI NW of Marion
RouteCounty Highway 847
StateKansas
Coordinates38.36911, -97.08475
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 protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating93.6 US tons
Inventory rating72.1 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length144 ft (43.9 m)
Longest span46 ft (13.9 m)
Deck width32 ft (9.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic129 (2023)
Projected traffic200 by 2044
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCorps of Engineers (Civil)
Maintained byCorps of Engineers (Civil)
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.3 million (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Rd. over Marion L Cottonwood R built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2019.

What condition is County Rd. over Marion L Cottonwood R 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 September 2024.

How much traffic does County Rd. over Marion L Cottonwood R carry?

About 129 vehicles per day (2023 count), of which roughly 3% are trucks.

How long is County Rd. over Marion L Cottonwood R?

The structure is 144 ft (43.9 m) long with a longest span of 46 ft (13.9 m) and a deck 32 ft wide.

Who owns County Rd. over Marion L Cottonwood R?

It is owned by the Corps of Engineers (Civil).