US Bridges

S.H. 78 over Brushy Creek

Fair

Johnston County, Oklahoma · .5 S. Junction SH 48A · Structure no. 291000000000000

Built
2011
14 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
100 ft
1 main span
Daily traffic
1,300
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 78 over Brushy Creek is a prestressed concrete stringer/multi-beam or girder carrying S.H. 78 over Brushy Creek in Johnston County, Oklahoma. It was built in 2011, so it is 14 years old, younger 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 1,300 vehicles a day, roughly 16% of them trucks, projected to reach 2,080 by 2042. The structure is 100 ft (30.6 m) long and 40 ft wide. If it were closed, the detour would be 16.8 mi (27 km).

Location

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CarriesS.H. 78
CrossesBrushy Creek
Location.5 S. Junction SH 48A
RouteState Highway 78
CountyJohnston County
StateOklahoma
Coordinates34.23656, -96.54546
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length100 ft (30.6 m)
Longest span100 ft (30.6 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2022)
Projected traffic2,080 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.8 mi (27 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$2.2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 78 over Brushy Creek built?

It was built in 2011, making it 14 years old in 2025.

What condition is S.H. 78 over Brushy 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. 78 over Brushy Creek carry?

About 1,300 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 78 over Brushy Creek?

The structure is 100 ft (30.6 m) long with a longest span of 100 ft (30.6 m) and a deck 40 ft wide.

Who owns S.H. 78 over Brushy Creek?

It is owned by the State Highway Agency.