US Bridges

Rs 502 (kqnk Rd.) over Trib to Prairie Dog Ck

FairPosted for load

Norton County, Kansas · 0.7E of Norton · Structure no. 000000000690100

Built
1965
60 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
43 ft
4 main spans
Daily traffic
140
2020 count
Owner
County
County Highway Agency

About this bridge

Rs 502 (kqnk Rd.) over Trib to Prairie Dog Ck is a concrete culvert carrying Rs 502 (kqnk Rd.) over Trib to Prairie Dog Ck in Norton County, Kansas. It was built in 1965, so it is 60 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 140 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2044. The structure is 43 ft (13 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesRs 502 (kqnk Rd.)
CrossesTrib to Prairie Dog Ck
Location0.7E of Norton
RouteCounty Highway 502
StateKansas
Coordinates39.82773, -99.87757
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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39.7 US tons
Inventory rating23.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length43 ft (13 m)
Longest span10 ft (3 m)
Deck width34 ft (10.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic140 (2020)
Projected traffic160 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Rs 502 (kqnk Rd.) over Trib to Prairie Dog Ck built?

It was built in 1965, making it 60 years old in 2025.

What condition is Rs 502 (kqnk Rd.) over Trib to Prairie Dog Ck 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 2024.

How much traffic does Rs 502 (kqnk Rd.) over Trib to Prairie Dog Ck carry?

About 140 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Rs 502 (kqnk Rd.) over Trib to Prairie Dog Ck?

The structure is 43 ft (13 m) long with a longest span of 10 ft (3 m) and a deck 34 ft wide.

Who owns Rs 502 (kqnk Rd.) over Trib to Prairie Dog Ck?

It is owned by the County Highway Agency.