US Bridges

S. 120th Ave. over Drainage Ditch

Good

Osborne County, Kansas · 0.1N of Osborne · Structure no. 000710673003767

Built
2023
2 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
50
2020 count
Owner
County
County Highway Agency

About this bridge

S. 120th Ave. over Drainage Ditch is a concrete culvert carrying S. 120th Ave. over Drainage Ditch in Osborne County, Kansas. It was built in 2023, so it is 2 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 50 vehicles a day, projected to reach 50 by 2043. The structure is 25 ft (7.5 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesS. 120th Ave.
CrossesDrainage Ditch
Location0.1N of Osborne
RouteCounty Highway 7111
CountyOsborne County
StateKansas
Coordinates39.4444, -98.71289
Functional classRural Minor 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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.2 US tons
Inventory rating68.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHL 93
Structure length25 ft (7.5 m)
Longest span12 ft (3.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic50 (2020)
Projected traffic50 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 S. 120th Ave. over Drainage Ditch built?

It was built in 2023, making it 2 years old in 2025.

What condition is S. 120th Ave. over Drainage Ditch 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 November 2023.

How much traffic does S. 120th Ave. over Drainage Ditch carry?

About 50 vehicles per day (2020 count).

How long is S. 120th Ave. over Drainage Ditch?

The structure is 25 ft (7.5 m) long with a longest span of 12 ft (3.6 m).

Who owns S. 120th Ave. over Drainage Ditch?

It is owned by the County Highway Agency.