US Bridges

S.H. 11 over Creek

Fair

Grant County, Oklahoma · .3 MI W JCT US 81 · Structure no. 048850000000000

Built
1936
89 years old, rebuilt 1950
Condition
Fair
inspected March 2024
Type
Culvert
Concrete
Length
32 ft
3 main spans
Daily traffic
1,400
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 11 over Creek is a concrete culvert carrying S.H. 11 over Creek in Grant County, Oklahoma. It was built in 1936 and reconstructed in 1950, so it is 89 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 1,400 vehicles a day, roughly 16% of them trucks, projected to reach 2,240 by 2042. The structure is 32 ft (9.8 m) long. If it were closed, the detour would be 21.7 mi (35 km).

Location

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CarriesS.H. 11
CrossesCreek
Location.3 MI W JCT US 81
RouteState Highway 11
CountyGrant County
StateOklahoma
Coordinates36.81057, -97.73908
Functional classRural Minor Arterial

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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating49.1 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length32 ft (9.8 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic2,240 by 2042
Trucks16%
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 statusHistorical significance not determinable at this time
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. 11 over Creek built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1950.

What condition is S.H. 11 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 March 2024.

How much traffic does S.H. 11 over Creek carry?

About 1,400 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 11 over Creek?

The structure is 32 ft (9.8 m) long with a longest span of 10 ft (3 m).

Who owns S.H. 11 over Creek?

It is owned by the State Highway Agency.