US Bridges

S.H. 8 over Creek

Good

Alfalfa County, Oklahoma · 3.4S of S.H. 45 · Structure no. 294060000000000

Built
2009
16 years old, rebuilt 2024
Condition
Good
inspected October 2024
Type
Culvert
Concrete
Length
76 ft
3 main spans
Daily traffic
1,700
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 Alfalfa County, Oklahoma. It was built in 2009 and reconstructed in 2024, so it is 16 years old, younger 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 1,700 vehicles a day, roughly 16% of them trucks, projected to reach 2,720 by 2042. The structure is 76 ft (23.1 m) long and 185 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesS.H. 8
CrossesCreek
Location3.4S of S.H. 45
RouteState Highway 8
Coordinates36.48583, -98.42639
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.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating95.1 US tons
Inventory rating73.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length76 ft (23.1 m)
Longest span18 ft (5.5 m)
Deck width185 ft (56.4 m)
Roadway width183 ft (55.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2022)
Projected traffic2,720 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 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 proposedNone recorded
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 2009, making it 16 years old in 2025. It was reconstructed in 2024.

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 October 2024.

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

About 1,700 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 8 over Creek?

The structure is 76 ft (23.1 m) long with a longest span of 18 ft (5.5 m) and a deck 185 ft wide.

Who owns S.H. 8 over Creek?

It is owned by the State Highway Agency.