US Bridges

RD J over Trib. S. Fk. Walnut Ck.

GoodPosted for load

Ness County, Kansas · 1.7S of Laird · Structure no. 000000000680150

Built
1962
63 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
25 ft
3 main spans
Daily traffic
65
2018 count
Owner
County
County Highway Agency

About this bridge

RD J over Trib. S. Fk. Walnut Ck. is a concrete culvert carrying RD J over Trib. S. Fk. Walnut Ck. in Ness County, Kansas. It was built in 1962, so it is 63 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 65 vehicles a day, roughly 10% of them trucks, projected to reach 80 by 2041. The structure is 25 ft (7.6 m) long and 30 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesRD J
CrossesTrib. S. Fk. Walnut Ck.
Location1.7S of Laird
RouteCounty Highway 280
CountyNess County
StateKansas
Coordinates38.42634, -100.06354
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 inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating31.2 US tons
Inventory rating18.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length25 ft (7.6 m)
Longest span8 ft (2.4 m)
Deck width30 ft (9.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic65 (2018)
Projected traffic80 by 2041
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was RD J over Trib. S. Fk. Walnut Ck. built?

It was built in 1962, making it 63 years old in 2025.

What condition is RD J over Trib. S. Fk. Walnut 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 November 2023.

How much traffic does RD J over Trib. S. Fk. Walnut Ck. carry?

About 65 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is RD J over Trib. S. Fk. Walnut Ck.?

The structure is 25 ft (7.6 m) long with a longest span of 8 ft (2.4 m) and a deck 30 ft wide.

Who owns RD J over Trib. S. Fk. Walnut Ck.?

It is owned by the County Highway Agency.