US Bridges

20 Road over Trib. to White Woman Ck.

FairPosted for load

Greeley County, Kansas · 4.0E 7.5N of Tribune · Structure no. 000000000360170

Built
1964
61 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
61 ft
4 main spans
Daily traffic
25
2022 count
Owner
County
County Highway Agency

About this bridge

20 Road over Trib. to White Woman Ck. is a concrete culvert carrying 20 Road over Trib. to White Woman Ck. in Greeley County, Kansas. It was built in 1964, so it is 61 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 25 vehicles a day, roughly 10% of them trucks, projected to reach 30 by 2041. The structure is 61 ft (18.7 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries20 Road
CrossesTrib. to White Woman Ck.
Location4.0E 7.5N of Tribune
RouteCounty Highway 1707
StateKansas
Coordinates38.57644, -101.67839
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 protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating42.5 US tons
Inventory rating25 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length61 ft (18.7 m)
Longest span14 ft (4.2 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 traffic25 (2022)
Projected traffic30 by 2041
Trucks10%
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 20 Road over Trib. to White Woman Ck. built?

It was built in 1964, making it 61 years old in 2025.

What condition is 20 Road over Trib. to White Woman 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 November 2023.

How much traffic does 20 Road over Trib. to White Woman Ck. carry?

About 25 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is 20 Road over Trib. to White Woman Ck.?

The structure is 61 ft (18.7 m) long with a longest span of 14 ft (4.2 m) and a deck 30 ft wide.

Who owns 20 Road over Trib. to White Woman Ck.?

It is owned by the County Highway Agency.