US Bridges

S.H. 22 over Rock Creek

Fair

Johnston County, Oklahoma · 2.4 MI W JCT SH78 · Structure no. 037560000000000

Built
1932
93 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
109 ft
3 main spans
Daily traffic
420
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 22 over Rock Creek is a steel stringer/multi-beam or girder carrying S.H. 22 over Rock Creek in Johnston County, Oklahoma. It was built in 1932, so it is 93 years old, older than the Oklahoma average of 47.8 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.

It carries about 420 vehicles a day, roughly 15% of them trucks, projected to reach 672 by 2042. The structure is 109 ft (33.2 m) long and 27 ft wide. If it were closed, the detour would be 13 mi (21 km).

Location

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CarriesS.H. 22
CrossesRock Creek
Location2.4 MI W JCT SH78
RouteState Highway 22
CountyJohnston County
StateOklahoma
Coordinates34.14338, -96.54348
Functional classRural Major 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating46 US tons
Inventory rating27 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length109 ft (33.2 m)
Longest span36 ft (11 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic420 (2022)
Projected traffic672 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed13 mi (21 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 22 over Rock Creek built?

It was built in 1932, making it 93 years old in 2025.

What condition is S.H. 22 over Rock 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 May 2024.

How much traffic does S.H. 22 over Rock Creek carry?

About 420 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 22 over Rock Creek?

The structure is 109 ft (33.2 m) long with a longest span of 36 ft (11 m) and a deck 27 ft wide.

Who owns S.H. 22 over Rock Creek?

It is owned by the State Highway Agency.