US Bridges

F Lane over Trib N Fork Prairie Dog

FairPosted for load

Decatur County, Kansas · 1.2N 8.0W of Dresden · Structure no. 000200475303500

Built
1970
55 years old
Condition
Fair
inspected October 2023
Type
Tee Beam
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

F Lane over Trib N Fork Prairie Dog is a prestressed concrete tee beam carrying F Lane over Trib N Fork Prairie Dog in Decatur County, Kansas. It was built in 1970, so it is 55 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, projected to reach 50 by 2043. The structure is 31 ft (9.5 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesF Lane
CrossesTrib N Fork Prairie Dog
Location1.2N 8.0W of Dresden
RouteCounty Highway 0
CountyDecatur County
StateKansas
Coordinates39.64009, -100.56908
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating22 US tons
Inventory rating22 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length31 ft (9.5 m)
Longest span29 ft (8.7 m)
Deck width24 ft (7.3 m)
Roadway width24 ft (7.2 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic40 (2020)
Projected traffic50 by 2043
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 F Lane over Trib N Fork Prairie Dog built?

It was built in 1970, making it 55 years old in 2025.

What condition is F Lane over Trib N Fork Prairie Dog 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 October 2023.

How much traffic does F Lane over Trib N Fork Prairie Dog carry?

About 40 vehicles per day (2020 count).

How long is F Lane over Trib N Fork Prairie Dog?

The structure is 31 ft (9.5 m) long with a longest span of 29 ft (8.7 m) and a deck 24 ft wide.

Who owns F Lane over Trib N Fork Prairie Dog?

It is owned by the County Highway Agency.