US Bridges

Local Rd. 120 over Southside Ditch

FairPosted for load

Kearny County, Kansas · 1.0W 2.6S of Lakin · Structure no. 000470389705900

Built
1966
59 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
27 ft
1 main span
Daily traffic
25
2018 count
Owner
County
County Highway Agency

About this bridge

Local Rd. 120 over Southside Ditch is a steel stringer/multi-beam or girder carrying Local Rd. 120 over Southside Ditch in Kearny County, Kansas. It was built in 1966, so it is 59 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 5 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 25 vehicles a day, roughly 5% of them trucks, projected to reach 25 by 2041. The structure is 27 ft (8.1 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesLocal Rd. 120
CrossesSouthside Ditch
Location1.0W 2.6S of Lakin
RouteCounty Highway 0
CountyKearny County
StateKansas
Coordinates37.90079, -101.27461
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating16.4 US tons
Inventory rating9.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckCorrugated steel
Main spans1
Design loadUnknown
Structure length27 ft (8.1 m)
Longest span25 ft (7.5 m)
Deck width26 ft (8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic25 (2018)
Projected traffic25 by 2041
Trucks5%
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 statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$330,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Local Rd. 120 over Southside Ditch built?

It was built in 1966, making it 59 years old in 2025.

What condition is Local Rd. 120 over Southside Ditch 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 November 2023.

How much traffic does Local Rd. 120 over Southside Ditch carry?

About 25 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is Local Rd. 120 over Southside Ditch?

The structure is 27 ft (8.1 m) long with a longest span of 25 ft (7.5 m) and a deck 26 ft wide.

Who owns Local Rd. 120 over Southside Ditch?

It is owned by the County Highway Agency.