US Bridges

S.H. 30 over Creek

Good

Beckham County, Oklahoma · 3.3 MI S Roger Mills C/L · Structure no. 041260000000000

Built
1934
91 years old
Condition
Good
inspected January 2023
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
770
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 30 over Creek is a concrete culvert carrying S.H. 30 over Creek in Beckham County, Oklahoma. It was built in 1934, so it is 91 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 770 vehicles a day, roughly 15% of them trucks, projected to reach 1,232 by 2042. The structure is 23 ft (7 m) long and 34 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesS.H. 30
CrossesCreek
Location3.3 MI S Roger Mills C/L
RouteState Highway 30
Coordinates35.37388, -99.91141
Functional classRural Major Collector

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 inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating60.5 US tons
Inventory rating36.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 20
Structure length23 ft (7 m)
Longest span10 ft (3 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic770 (2022)
Projected traffic1,232 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 S.H. 30 over Creek built?

It was built in 1934, making it 91 years old in 2025.

What condition is S.H. 30 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 January 2023.

How much traffic does S.H. 30 over Creek carry?

About 770 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 30 over Creek?

The structure is 23 ft (7 m) long with a longest span of 10 ft (3 m) and a deck 34 ft wide.

Who owns S.H. 30 over Creek?

It is owned by the State Highway Agency.