US Bridges

S 20th Ave_rs 866 over Tributary to Carr Creek

Good

Osborne County, Kansas · 10.8S 9.0E of Osborne · Structure no. 000000000710450

Built
1965
60 years old
Condition
Good
inspected May 2023
Type
Culvert
Concrete
Length
31 ft
3 main spans
Daily traffic
115
2020 count
Owner
County
County Highway Agency

About this bridge

S 20th Ave_rs 866 over Tributary to Carr Creek is a concrete culvert carrying S 20th Ave_rs 866 over Tributary to Carr Creek in Osborne County, Kansas. It was built in 1965, so it is 60 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.

It carries about 115 vehicles a day, roughly 10% of them trucks, projected to reach 135 by 2043. The structure is 31 ft (9.6 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesS 20th Ave_rs 866
CrossesTributary to Carr Creek
Location10.8S 9.0E of Osborne
RouteCounty Highway 866
CountyOsborne County
StateKansas
Coordinates39.27978, -98.52745
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.1 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length31 ft (9.6 m)
Longest span10 ft (3 m)
Deck width32 ft (9.7 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic115 (2020)
Projected traffic135 by 2043
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S 20th Ave_rs 866 over Tributary to Carr Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is S 20th Ave_rs 866 over Tributary to Carr Creek 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 May 2023.

How much traffic does S 20th Ave_rs 866 over Tributary to Carr Creek carry?

About 115 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is S 20th Ave_rs 866 over Tributary to Carr Creek?

The structure is 31 ft (9.6 m) long with a longest span of 10 ft (3 m) and a deck 32 ft wide.

Who owns S 20th Ave_rs 866 over Tributary to Carr Creek?

It is owned by the County Highway Agency.