US Bridges

Rs 1122 Y.5-60.0 over Four Mile Creek

FairPosted for load

Lyon County, Kansas · 4.0S 0.5W of Hartford · Structure no. 000000000560580

Built
1950
75 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
180 ft
3 main spans
Daily traffic
66
2007 count
Owner
County
County Highway Agency

About this bridge

Rs 1122 Y.5-60.0 over Four Mile Creek is a steel continuous stringer/multi-beam or girder carrying Rs 1122 Y.5-60.0 over Four Mile Creek in Lyon County, Kansas. It was built in 1950, so it is 75 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 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 66 vehicles a day, projected to reach 75 by 2043. The structure is 180 ft (54.8 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesRs 1122 Y.5-60.0
CrossesFour Mile Creek
Location4.0S 0.5W of Hartford
RouteCounty Highway 1122
CountyLyon County
StateKansas
Coordinates38.24364, -95.96864
Functional classRural Major Collector

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 protection7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating24.3 US tons
Inventory rating14.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length180 ft (54.8 m)
Longest span68 ft (20.7 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic66 (2007)
Projected traffic75 by 2043
Trucks0%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$288,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 1122 Y.5-60.0 over Four Mile Creek built?

It was built in 1950, making it 75 years old in 2025.

What condition is Rs 1122 Y.5-60.0 over Four Mile Creek 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 February 2023.

How much traffic does Rs 1122 Y.5-60.0 over Four Mile Creek carry?

About 66 vehicles per day (2007 count).

How long is Rs 1122 Y.5-60.0 over Four Mile Creek?

The structure is 180 ft (54.8 m) long with a longest span of 68 ft (20.7 m) and a deck 26 ft wide.

Who owns Rs 1122 Y.5-60.0 over Four Mile Creek?

It is owned by the County Highway Agency.