US Bridges

U.S. 81 over Creek

Good

Grady County, Oklahoma · 6.8 MI N SH17 · Structure no. 169090000000000

Built
1967
58 years old
Condition
Good
inspected July 2023
Type
Culvert
Concrete
Length
48 ft
3 main spans
Daily traffic
6,300
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 Grady County, Oklahoma. It was built in 1967, so it is 58 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 6,300 vehicles a day, roughly 25% of them trucks, projected to reach 10,080 by 2042. The structure is 48 ft (14.6 m) long and 146 ft wide. If it were closed, the detour would be 59 mi (95 km).

CarriesU.S. 81
CrossesCreek
Location6.8 MI N SH17
RouteU.S. Route 81
Coordinates34.87982, -97.95193
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating29.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length48 ft (14.6 m)
Longest span14 ft (4.3 m)
Deck width146 ft (44.5 m)
Roadway width144 ft (43.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,300 (2022)
Projected traffic10,080 by 2042
Trucks25%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed59 mi (95 km)
TollOn a free road
National Highway SystemYes

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$1.1 million
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 81 over Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is U.S. 81 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 July 2023.

How much traffic does U.S. 81 over Creek carry?

About 6,300 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is U.S. 81 over Creek?

The structure is 48 ft (14.6 m) long with a longest span of 14 ft (4.3 m) and a deck 146 ft wide.

Who owns U.S. 81 over Creek?

It is owned by the State Highway Agency.