US Bridges

S.H. 59 over Turkey Creek

Fair

McClain County, Oklahoma · 2.2 Mi. W. Jct. SH74 · Structure no. 240790000000000

Built
1995
30 years old
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
96 ft
1 main span
Daily traffic
450
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 59 over Turkey Creek is a prestressed concrete stringer/multi-beam or girder carrying S.H. 59 over Turkey Creek in McClain County, Oklahoma. It was built in 1995, so it is 30 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 450 vehicles a day, roughly 15% of them trucks, projected to reach 720 by 2042. The structure is 96 ft (29.3 m) long and 34 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesS.H. 59
CrossesTurkey Creek
Location2.2 Mi. W. Jct. SH74
RouteState Highway 59
CountyMcClain County
StateOklahoma
Coordinates34.91347, -97.44691
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating92 US tons
Inventory rating32 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span95 ft (29 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2022)
Projected traffic720 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 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$1.5 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 59 over Turkey Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is S.H. 59 over Turkey 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 July 2023.

How much traffic does S.H. 59 over Turkey Creek carry?

About 450 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 59 over Turkey Creek?

The structure is 96 ft (29.3 m) long with a longest span of 95 ft (29 m) and a deck 34 ft wide.

Who owns S.H. 59 over Turkey Creek?

It is owned by the State Highway Agency.