US Bridges

Rock RD over Oak Creek

Fair

Cloud County, Kansas · 2.0E of Concordia · Structure no. 000150789703600

Built
1949
76 years old
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
61 ft
3 main spans
Daily traffic
50
2019 count
Owner
County
County Highway Agency

About this bridge

Rock RD over Oak Creek is a steel stringer/multi-beam or girder carrying Rock RD over Oak Creek in Cloud County, Kansas. It was built in 1949, so it is 76 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 50 vehicles a day, roughly 5% of them trucks, projected to reach 60 by 2044. The structure is 61 ft (18.6 m) long and 22 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesRock RD
CrossesOak Creek
Location2.0E of Concordia
RouteCounty Highway 0
CountyCloud County
StateKansas
Coordinates39.5665, -97.61777
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
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length61 ft (18.6 m)
Longest span38 ft (11.5 m)
Deck width22 ft (6.6 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deck100 ft (30.5 m)

Traffic and service

Average daily traffic50 (2019)
Projected traffic60 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 Rock RD over Oak Creek built?

It was built in 1949, making it 76 years old in 2025.

What condition is Rock RD over Oak 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 March 2024.

How much traffic does Rock RD over Oak Creek carry?

About 50 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Rock RD over Oak Creek?

The structure is 61 ft (18.6 m) long with a longest span of 38 ft (11.5 m) and a deck 22 ft wide.

Who owns Rock RD over Oak Creek?

It is owned by the County Highway Agency.