US Bridges

U.S. 183 over Unnamed Creek

Good

Woodward County, Oklahoma · 9 NW Major C/L · Structure no. 309010000000000

Built
2018
7 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
4,300
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 183 over Unnamed Creek is a concrete culvert carrying U.S. 183 over Unnamed Creek in Woodward County, Oklahoma. It was built in 2018, so it is 7 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 4,300 vehicles a day, roughly 25% of them trucks, projected to reach 6,880 by 2042. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 39.8 mi (64 km).

CarriesU.S. 183
CrossesUnnamed Creek
Location9 NW Major C/L
RouteU.S. Route 183
Coordinates36.22694, -99.10222
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.1 US tons
Inventory rating37.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHL 93
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,300 (2022)
Projected traffic6,880 by 2042
Trucks25%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 183 over Unnamed Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is U.S. 183 over Unnamed 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 April 2024.

How much traffic does U.S. 183 over Unnamed Creek carry?

About 4,300 vehicles per day (2022 count), of which roughly 25% are trucks.

How long is U.S. 183 over Unnamed Creek?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m).

Who owns U.S. 183 over Unnamed Creek?

It is owned by the State Highway Agency.