US Bridges

RD 60 953.1-542.0 over Harper Creek

GoodPosted for load

Lyon County, Kansas · 1.0S 4.0E of Olpe · Structure no. 000000000560550

Built
1950
75 years old
Condition
Good
inspected February 2023
Type
Slab
Concrete Continuous
Length
67 ft
3 main spans
Daily traffic
66
2007 count
Owner
County
County Highway Agency

About this bridge

RD 60 953.1-542.0 over Harper Creek is a concrete continuous slab carrying RD 60 953.1-542.0 over Harper 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 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. Its operating status is: posted for load restriction.

It carries about 66 vehicles a day, projected to reach 75 by 2043. The structure is 67 ft (20.5 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesRD 60 953.1-542.0
CrossesHarper Creek
Location1.0S 4.0E of Olpe
RouteCounty Highway 1122
CountyLyon County
StateKansas
Coordinates38.24442, -96.10292
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
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 evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating20.1 US tons
Inventory rating11.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 10
Structure length67 ft (20.5 m)
Longest span26 ft (7.8 m)
Deck width27 ft (8.1 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$98,000
NavigationNo navigation control on waterway

Frequently asked questions

When was RD 60 953.1-542.0 over Harper Creek built?

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

What condition is RD 60 953.1-542.0 over Harper 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 February 2023.

How much traffic does RD 60 953.1-542.0 over Harper Creek carry?

About 66 vehicles per day (2007 count).

How long is RD 60 953.1-542.0 over Harper Creek?

The structure is 67 ft (20.5 m) long with a longest span of 26 ft (7.8 m) and a deck 27 ft wide.

Who owns RD 60 953.1-542.0 over Harper Creek?

It is owned by the County Highway Agency.