US Bridges

S.H. 59 over Sandy Creek

Good

McClain County, Oklahoma · 1.6 Mi.W. Jct. US 177 · Structure no. 183040000000000

Built
1972
53 years old
Condition
Good
inspected June 2023
Type
Slab
Concrete
Length
150 ft
6 main spans
Daily traffic
1,300
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 59 over Sandy Creek is a concrete slab carrying S.H. 59 over Sandy Creek in McClain County, Oklahoma. It was built in 1972, so it is 53 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,300 vehicles a day, roughly 15% of them trucks, projected to reach 2,080 by 2042. The structure is 150 ft (45.7 m) long and 35 ft wide. If it were closed, the detour would be 36 mi (58 km).

Location

Open in Google Maps
CarriesS.H. 59
CrossesSandy Creek
Location1.6 Mi.W. Jct. US 177
RouteState Highway 59
CountyMcClain County
StateOklahoma
Coordinates34.88388, -96.99194
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating44 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span25 ft (7.6 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,300 (2022)
Projected traffic2,080 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed36 mi (58 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$1.8 million
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 1972, making it 53 years old in 2025.

What condition is S.H. 59 over Sandy Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2023.

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

About 1,300 vehicles per day (2022 count), of which roughly 15% are trucks.

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

The structure is 150 ft (45.7 m) long with a longest span of 25 ft (7.6 m) and a deck 35 ft wide.

Who owns S.H. 59 over Sandy Creek?

It is owned by the State Highway Agency.