US Bridges

U.S. 270 over Aurora Creek

Good

Beaver County, Oklahoma · 5.1 S JCT U.S. 64 · Structure no. 314330000000000

Built
2017
8 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
38 ft
3 main spans
Daily traffic
1,700
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 270 over Aurora Creek is a concrete culvert carrying U.S. 270 over Aurora Creek in Beaver County, Oklahoma. It was built in 2017, so it is 8 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 8 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 15% of them trucks, projected to reach 2,720 by 2042. The structure is 38 ft (11.6 m) long and 94 ft wide. If it were closed, the detour would be 57.2 mi (92 km).

Location

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CarriesU.S. 270
CrossesAurora Creek
Location5.1 S JCT U.S. 64
RouteU.S. Route 270
CountyBeaver County
StateOklahoma
Coordinates36.83528, -100.51389
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.
Culvert8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating78.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length38 ft (11.6 m)
Longest span12 ft (3.7 m)
Deck width94 ft (28.7 m)
Roadway width92 ft (28 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,700 (2022)
Projected traffic2,720 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed57.2 mi (92 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 270 over Aurora Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is U.S. 270 over Aurora 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 July 2023.

How much traffic does U.S. 270 over Aurora Creek carry?

About 1,700 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is U.S. 270 over Aurora Creek?

The structure is 38 ft (11.6 m) long with a longest span of 12 ft (3.7 m) and a deck 94 ft wide.

Who owns U.S. 270 over Aurora Creek?

It is owned by the State Highway Agency.