US Bridges

S.H. 31 over Sandy Creek

Good

Coal County, Oklahoma · 18.3 MI NE US75 · Structure no. 252430000000000

Built
1999
26 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
102 ft
1 main span
Daily traffic
290
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 31 over Sandy Creek is a prestressed concrete stringer/multi-beam or girder carrying S.H. 31 over Sandy Creek in Coal County, Oklahoma. It was built in 1999, so it is 26 years old, younger 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 290 vehicles a day, roughly 15% of them trucks, projected to reach 464 by 2042. The structure is 102 ft (31.1 m) long and 33 ft wide. If it were closed, the detour would be 42.3 mi (68 km).

CarriesS.H. 31
CrossesSandy Creek
Location18.3 MI NE US75
RouteState Highway 31
Coordinates34.74904, -96.10957
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating43.4 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length102 ft (31.1 m)
Longest span98 ft (29.9 m)
Deck width33 ft (10.2 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic290 (2022)
Projected traffic464 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed42.3 mi (68 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. 31 over Sandy Creek built?

It was built in 1999, making it 26 years old in 2025.

What condition is S.H. 31 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 October 2024.

How much traffic does S.H. 31 over Sandy Creek carry?

About 290 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 31 over Sandy Creek?

The structure is 102 ft (31.1 m) long with a longest span of 98 ft (29.9 m) and a deck 33 ft wide.

Who owns S.H. 31 over Sandy Creek?

It is owned by the State Highway Agency.