US Bridges

S.H. 18 over Creek

Fair

Payne County, Oklahoma · 1.4 MI N JCT SH 51 · Structure no. 038810000000000

Built
1935
90 years old, rebuilt 1949
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
1,500
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 18 over Creek is a concrete culvert carrying S.H. 18 over Creek in Payne County, Oklahoma. It was built in 1935 and reconstructed in 1949, so it is 90 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 1,500 vehicles a day, roughly 16% of them trucks, projected to reach 2,400 by 2042. The structure is 21 ft (6.4 m) long. If it were closed, the detour would be 26.7 mi (43 km).

Location

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CarriesS.H. 18
CrossesCreek
Location1.4 MI N JCT SH 51
RouteState Highway 18
CountyPayne County
StateOklahoma
Coordinates36.12755, -96.76907
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating110.1 US tons
Inventory rating65.4 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length21 ft (6.4 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 traffic1,500 (2022)
Projected traffic2,400 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed26.7 mi (43 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$644,000
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 18 over Creek built?

It was built in 1935, making it 90 years old in 2025. It was reconstructed in 1949.

What condition is S.H. 18 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 January 2024.

How much traffic does S.H. 18 over Creek carry?

About 1,500 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 18 over Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m).

Who owns S.H. 18 over Creek?

It is owned by the State Highway Agency.