US Bridges

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

GoodPosted for load

Norton County, Kansas · 1.7E of Norton · Structure no. 000000000690090

Built
1965
60 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
29 ft
2 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 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 140 vehicles a day, roughly 10% of them trucks, projected to reach 160 by 2044. The structure is 29 ft (8.9 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
Location1.7E of Norton
RouteCounty Highway 502
StateKansas
Coordinates39.82771, -99.85919
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.2 US tons
Inventory rating24 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length29 ft (8.9 m)
Longest span14 ft (4.2 m)
Deck width34 ft (10.5 m)
Roadway width29 ft (8.7 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 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 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 29 ft (8.9 m) long with a longest span of 14 ft (4.2 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.