US Bridges

Cimarron Rd. over Little Arkansas River

FairPosted for load

McPherson County, Kansas · 7.8W 3.0N of Inman · Structure no. 000590757205380

Built
1982
43 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Cimarron Rd. over Little Arkansas River is a concrete continuous slab carrying Cimarron Rd. over Little Arkansas River in McPherson County, Kansas. It was built in 1982, so it is 43 years old, younger 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 40 vehicles a day, roughly 6% of them trucks, projected to reach 49 by 2040. The structure is 142 ft (43.4 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCimarron Rd.
CrossesLittle Arkansas River
Location7.8W 3.0N of Inman
RouteCounty Highway 0
CountyMcPherson County
StateKansas
Coordinates38.27507, -97.92174
Functional classRural Local

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 inspectionOctober 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22.2 US tons
Inventory rating17.2 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length142 ft (43.4 m)
Longest span56 ft (17 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic40 (2020)
Projected traffic49 by 2040
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 statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Cimarron Rd. over Little Arkansas River built?

It was built in 1982, making it 43 years old in 2025.

What condition is Cimarron Rd. over Little Arkansas 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 October 2024.

How much traffic does Cimarron Rd. over Little Arkansas River carry?

About 40 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is Cimarron Rd. over Little Arkansas River?

The structure is 142 ft (43.4 m) long with a longest span of 56 ft (17 m) and a deck 28 ft wide.

Who owns Cimarron Rd. over Little Arkansas River?

It is owned by the County Highway Agency.