US Bridges

S.H. 51 over Coweta Creek

Fair

Wagoner County, Oklahoma · 7.7 MI S Tulsa C/L · Structure no. 097310000000000

Built
1941
84 years old, rebuilt 1984
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
39 ft
3 main spans
Daily traffic
16,000
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 51 over Coweta Creek is a concrete culvert carrying S.H. 51 over Coweta Creek in Wagoner County, Oklahoma. It was built in 1941 and reconstructed in 1984, so it is 84 years old, older 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 16,000 vehicles a day, roughly 7% of them trucks, projected to reach 25,600 by 2042. The structure is 39 ft (11.9 m) long.

Location

Open in Google Maps
CarriesS.H. 51
CrossesCoweta Creek
Location7.7 MI S Tulsa C/L
RouteState Highway 51
CountyWagoner County
StateOklahoma
Coordinates35.98221, -95.66738
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating54 US tons
Inventory rating32.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,000 (2022)
Projected traffic25,600 by 2042
Trucks7%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$644,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 51 over Coweta Creek built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 1984.

What condition is S.H. 51 over Coweta 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 November 2023.

How much traffic does S.H. 51 over Coweta Creek carry?

About 16,000 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is S.H. 51 over Coweta Creek?

The structure is 39 ft (11.9 m) long with a longest span of 11 ft (3.5 m).

Who owns S.H. 51 over Coweta Creek?

It is owned by the State Highway Agency.