US Bridges

Dd Road over Devils Canyon

GoodPosted for load

Cheyenne County, Kansas · 15.0N 11.5W St. Francis · Structure no. 000120319703020

Built
1965
60 years old
Condition
Good
inspected January 2025
Type
Tee Beam
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
40
2020 count
Owner
County
County Highway Agency

About this bridge

Dd Road over Devils Canyon is a prestressed concrete tee beam carrying Dd Road over Devils Canyon in Cheyenne 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 40 vehicles a day, projected to reach 45 by 2045. The structure is 40 ft (12.2 m) long and 24 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesDd Road
CrossesDevils Canyon
Location15.0N 11.5W St. Francis
RouteCounty Highway 0
CountyCheyenne County
StateKansas
Coordinates39.98838, -102.01521
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation4: Meets minimum tolerable limits to be 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 rating29.5 US tons
Inventory rating16.9 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadH 15
Structure length40 ft (12.2 m)
Longest span36 ft (11.1 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic40 (2020)
Projected traffic45 by 2045
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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 Dd Road over Devils Canyon built?

It was built in 1965, making it 60 years old in 2025.

What condition is Dd Road over Devils Canyon 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 January 2025.

How much traffic does Dd Road over Devils Canyon carry?

About 40 vehicles per day (2020 count).

How long is Dd Road over Devils Canyon?

The structure is 40 ft (12.2 m) long with a longest span of 36 ft (11.1 m) and a deck 24 ft wide.

Who owns Dd Road over Devils Canyon?

It is owned by the County Highway Agency.