US Bridges

S.H. 15 over Creek

Fair

Woodward County, Oklahoma · 9.17 MI NE Ellis C/L · Structure no. 081930000000000

Built
1940
85 years old, rebuilt 1978
Condition
Fair
inspected May 2024
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
5,300
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 15 over Creek is a concrete culvert carrying S.H. 15 over Creek in Woodward County, Oklahoma. It was built in 1940 and reconstructed in 1978, so it is 85 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 5,300 vehicles a day, roughly 7% of them trucks, projected to reach 8,480 by 2042. The structure is 23 ft (7 m) long and 85 ft wide. If it were closed, the detour would be 44.7 mi (72 km).

CarriesS.H. 15
CrossesCreek
Location9.17 MI NE Ellis C/L
RouteState Highway 15
Coordinates36.43353, -99.45841
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 inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width85 ft (25.9 m)
Roadway width83 ft (25.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,300 (2022)
Projected traffic8,480 by 2042
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed44.7 mi (72 km)
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. 15 over Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1978.

What condition is S.H. 15 over 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 May 2024.

How much traffic does S.H. 15 over Creek carry?

About 5,300 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is S.H. 15 over Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 85 ft wide.

Who owns S.H. 15 over Creek?

It is owned by the State Highway Agency.