US Bridges

S.H. 76 over Walnut Creek

Good

McClain County, Oklahoma · 4.7 N JCT S.H. 39 · Structure no. 308500000000000

Built
2017
8 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
219 ft
3 main spans
Daily traffic
6,049
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 76 over Walnut Creek is a prestressed concrete stringer/multi-beam or girder carrying S.H. 76 over Walnut Creek in McClain County, Oklahoma. It was built in 2017, so it is 8 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 6,049 vehicles a day, roughly 15% of them trucks, projected to reach 8,800 by 2042. The structure is 219 ft (66.7 m) long and 42 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

Location

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CarriesS.H. 76
CrossesWalnut Creek
Location4.7 N JCT S.H. 39
RouteState Highway 76
CountyMcClain County
StateOklahoma
Coordinates35.10801, -97.65304
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.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length219 ft (66.7 m)
Longest span85 ft (25.9 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,049 (2022)
Projected traffic8,800 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 76 over Walnut Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is S.H. 76 over Walnut 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 July 2023.

How much traffic does S.H. 76 over Walnut Creek carry?

About 6,049 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 76 over Walnut Creek?

The structure is 219 ft (66.7 m) long with a longest span of 85 ft (25.9 m) and a deck 42 ft wide.

Who owns S.H. 76 over Walnut Creek?

It is owned by the State Highway Agency.