US Bridges

O Road (river St) over S Fork Republican River

FairPosted for load

Cheyenne County, Kansas · West Edge of St. Francis · Structure no. 000120343103305

Built
1970
55 years old
Condition
Fair
inspected January 2025
Type
Tee Beam
Prestressed Concrete
Length
120 ft
3 main spans
Daily traffic
150
2020 count
Owner
County
County Highway Agency

About this bridge

O Road (river St) over S Fork Republican River is a prestressed concrete tee beam carrying O Road (river St) over S Fork Republican River in Cheyenne 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 5 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 150 vehicles a day, roughly 20% of them trucks, projected to reach 165 by 2043. The structure is 120 ft (36.6 m) long and 24 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesO Road (river St)
CrossesS Fork Republican River
LocationWest Edge of St. Francis
RouteCounty Highway 1218
StateKansas
Coordinates39.77833, -101.80669
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment3: Basically intolerable, requiring high priority of corrective action
Operating rating27.7 US tons
Inventory rating14.6 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadH 15
Structure length120 ft (36.6 m)
Longest span40 ft (12.1 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 traffic150 (2020)
Projected traffic165 by 2043
Trucks20%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$450,000
NavigationNo navigation control on waterway

Frequently asked questions

When was O Road (river St) over S Fork Republican River built?

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

What condition is O Road (river St) over S Fork Republican River 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 2025.

How much traffic does O Road (river St) over S Fork Republican River carry?

About 150 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is O Road (river St) over S Fork Republican River?

The structure is 120 ft (36.6 m) long with a longest span of 40 ft (12.1 m) and a deck 24 ft wide.

Who owns O Road (river St) over S Fork Republican River?

It is owned by the County Highway Agency.