US Bridges

S.H. 51 over Harrington Creek

Fair

Payne County, Oklahoma · 6.8 MI W JCT US 177 · Structure no. 186550000000000

Built
1974
51 years old, rebuilt 2013
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
37 ft
3 main spans
Daily traffic
11,200
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 51 over Harrington Creek is a concrete culvert carrying S.H. 51 over Harrington Creek in Payne County, Oklahoma. It was built in 1974 and reconstructed in 2013, so it is 51 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 11,200 vehicles a day, roughly 15% of them trucks, projected to reach 17,920 by 2042. The structure is 37 ft (11.4 m) long.

CarriesS.H. 51
CrossesHarrington Creek
Location6.8 MI W JCT US 177
RouteState Highway 51
Coordinates36.11556, -97.17306
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 protection7 GoodSome minor problems.
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating100 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length37 ft (11.4 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 traffic11,200 (2022)
Projected traffic17,920 by 2042
Trucks15%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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$649,000
NavigationNo navigation control on waterway

Frequently asked questions

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

It was built in 1974, making it 51 years old in 2025. It was reconstructed in 2013.

What condition is S.H. 51 over Harrington 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. 51 over Harrington Creek carry?

About 11,200 vehicles per day (2022 count), of which roughly 15% are trucks.

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

The structure is 37 ft (11.4 m) long with a longest span of 10 ft (3 m).

Who owns S.H. 51 over Harrington Creek?

It is owned by the State Highway Agency.