US Bridges

71st RD over Posey Creek

Fair

Cowley County, Kansas · 0.1S of Hackney · Structure no. 000180855006905

Built
1930
95 years old, rebuilt 1970
Condition
Fair
inspected January 2024
Type
Tee Beam
Prestressed Concrete
Length
27 ft
1 main span
Daily traffic
45
2018 count
Owner
County
County Highway Agency

About this bridge

71st RD over Posey Creek is a prestressed concrete tee beam carrying 71st RD over Posey Creek in Cowley County, Kansas. It was built in 1930 and reconstructed in 1970, so it is 95 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 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 45 vehicles a day, roughly 5% of them trucks, projected to reach 60 by 2044. The structure is 27 ft (8.2 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Carries71st RD
CrossesPosey Creek
Location0.1S of Hackney
RouteCounty Highway 0
StateKansas
Coordinates37.1625, -97.02329
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no 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 geometry7: Better than present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadUnknown
Structure length27 ft (8.2 m)
Longest span25 ft (7.7 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic45 (2018)
Projected traffic60 by 2044
Trucks5%
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 71st RD over Posey Creek built?

It was built in 1930, making it 95 years old in 2025. It was reconstructed in 1970.

What condition is 71st RD over Posey Creek 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 January 2024.

How much traffic does 71st RD over Posey Creek carry?

About 45 vehicles per day (2018 count), of which roughly 5% are trucks.

How long is 71st RD over Posey Creek?

The structure is 27 ft (8.2 m) long with a longest span of 25 ft (7.7 m) and a deck 30 ft wide.

Who owns 71st RD over Posey Creek?

It is owned by the County Highway Agency.