U.S. 81 over Creek

Fair

Grant County, Oklahoma · 1.3 S Kansas St. Line · Structure no. 018230000000000

Built: 1927; 98 years old, rebuilt 1975
Condition: Fair; inspected March 2024
Type: Culvert; Concrete
Length: 27 ft; 3 main spans
Daily traffic: 750; 2022 count
Owner: State; State Highway Agency

About this bridge

U.S. 81 over Creek is a concrete culvert carrying U.S. 81 over Creek in Grant County, Oklahoma. It was built in 1927 and reconstructed in 1975, so it is 98 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 750 vehicles a day, roughly 16% of them trucks, projected to reach 1,200 by 2042. The structure is 27 ft (8.1 m) long. If it were closed, the detour would be 24.2 mi (39 km).

Location

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CarriesU.S. 81

CrossesCreek

Location1.3 S Kansas St. Line

RouteU.S. Route 81

CountyGrant County

StateOklahoma

Coordinates36.98022, -97.61592

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.

Component	Rating	Meaning
Channel and channel protection	6 Satisfactory	Structural elements show some minor deterioration.
Culvert	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionMarch 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourCountermeasures installed to correct a previously existing problem

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 rating43.2 US tons

Inventory rating25.9 US tons

Structure

Structure typeCulvert

MaterialConcrete

DeckConcrete, cast-in-place

Main spans3

Design loadH 20

Structure length27 ft (8.1 m)

Longest span8 ft (2.4 m)

Deck width0 ft (0 m)

Roadway width0 ft (0 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic750 (2022)

Projected traffic1,200 by 2042

Trucks16%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed24.2 mi (39 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 U.S. 81 over Creek built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1975.

What condition is U.S. 81 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 U.S. 81 over Creek carry?

About 750 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is U.S. 81 over Creek?

The structure is 27 ft (8.1 m) long with a longest span of 8 ft (2.4 m).

Who owns U.S. 81 over Creek?

It is owned by the State Highway Agency.