S.H. 8 over Creek

Good

Blaine County, Oklahoma · 1.0 N. U.S. 270 Watonga · Structure no. 125780000000000

Built: 1951; 74 years old
Condition: Good; inspected February 2024
Type: Culvert; Concrete
Length: 47 ft; 3 main spans
Daily traffic: 3,500; 2022 count
Owner: State; State Highway Agency

About this bridge

S.H. 8 over Creek is a concrete culvert carrying S.H. 8 over Creek in Blaine County, Oklahoma. It was built in 1951, so it is 74 years old, older than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,500 vehicles a day, roughly 16% of them trucks, projected to reach 5,600 by 2042. The structure is 47 ft (14.3 m) long and 47 ft wide. If it were closed, the detour would be 29.2 mi (47 km).

Location

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CarriesS.H. 8

CrossesCreek

Location1.0 N. U.S. 270 Watonga

RouteState Highway 8

CountyBlaine County

StateOklahoma

Coordinates35.85584, -98.41912

Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

Component	Rating	Meaning
Channel and channel protection	8 Very Good	No problems noted.
Culvert	7 Good	Some minor problems.

Last inspectionFebruary 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation6: Equal to present minimum criteria

Deck geometry9: Superior to present desirable criteria

Waterway adequacy7: Better than present minimum criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating39.5 US tons

Inventory rating30.4 US tons

Structure

Structure typeCulvert

MaterialConcrete

DeckNot applicable

Main spans3

Design loadHS 20

Structure length47 ft (14.3 m)

Longest span10 ft (3 m)

Deck width47 ft (14.3 m)

Roadway width45 ft (13.7 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2022)

Projected traffic5,600 by 2042

Trucks16%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed29.2 mi (47 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. 8 over Creek built?

It was built in 1951, making it 74 years old in 2025.

What condition is S.H. 8 over Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2024.

How much traffic does S.H. 8 over Creek carry?

About 3,500 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 8 over Creek?

The structure is 47 ft (14.3 m) long with a longest span of 10 ft (3 m) and a deck 47 ft wide.

Who owns S.H. 8 over Creek?

It is owned by the State Highway Agency.