US Bridges

Rs 990 SW 60 RD over Trib. to Sandy Creek

FairPosted for load

Harper County, Kansas · 4.0N 0.1E of Waldron · Structure no. 000000000390400

Built
1936
89 years old, rebuilt 1963
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
26 ft
3 main spans
Daily traffic
40
2021 count
Owner
County
County Highway Agency

About this bridge

Rs 990 SW 60 RD over Trib. to Sandy Creek is a concrete culvert carrying Rs 990 SW 60 RD over Trib. to Sandy Creek in Harper County, Kansas. It was built in 1936 and reconstructed in 1963, so it is 89 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 40 vehicles a day, roughly 5% of them trucks, projected to reach 75 by 2043. The structure is 26 ft (7.8 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesRs 990 SW 60 RD
CrossesTrib. to Sandy Creek
Location4.0N 0.1E of Waldron
RouteCounty Highway 990
CountyHarper County
StateKansas
Coordinates37.06517, -98.18147
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating16 US tons
Inventory rating9.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadUnknown
Structure length26 ft (7.8 m)
Longest span8 ft (2.4 m)
Deck width31 ft (9.5 m)
Roadway width30 ft (9 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic40 (2021)
Projected traffic75 by 2043
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 statusHistorical significance not determinable at this time
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$63,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 990 SW 60 RD over Trib. to Sandy Creek built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1963.

What condition is Rs 990 SW 60 RD over Trib. to Sandy 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 June 2023.

How much traffic does Rs 990 SW 60 RD over Trib. to Sandy Creek carry?

About 40 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Rs 990 SW 60 RD over Trib. to Sandy Creek?

The structure is 26 ft (7.8 m) long with a longest span of 8 ft (2.4 m) and a deck 31 ft wide.

Who owns Rs 990 SW 60 RD over Trib. to Sandy Creek?

It is owned by the County Highway Agency.