US Bridges

4522C over Yashau Creek

Good

McCurtain County, Oklahoma · 1.0 N; 1.0 W Broken Bow · Structure no. 288950000000000

Built
2008
17 years old
Condition
Good
inspected April 2023
Type
Tee Beam
Concrete
Length
152 ft
3 main spans
Daily traffic
800
2022 count
Owner
County
County Highway Agency

About this bridge

4522C over Yashau Creek is a concrete tee beam carrying 4522C over Yashau Creek in McCurtain County, Oklahoma. It was built in 2008, so it is 17 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 800 vehicles a day, roughly 10% of them trucks, projected to reach 1,280 by 2042. The structure is 152 ft (46.2 m) long and 28 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Carries4522C
CrossesYashau Creek
Location1.0 N; 1.0 W Broken Bow
RouteCounty Highway 4522C
Coordinates34.04069, -94.75629
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length152 ft (46.2 m)
Longest span50 ft (15.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic800 (2022)
Projected traffic1,280 by 2042
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$877,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 4522C over Yashau Creek built?

It was built in 2008, making it 17 years old in 2025.

What condition is 4522C over Yashau 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 2023.

How much traffic does 4522C over Yashau Creek carry?

About 800 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is 4522C over Yashau Creek?

The structure is 152 ft (46.2 m) long with a longest span of 50 ft (15.2 m) and a deck 28 ft wide.

Who owns 4522C over Yashau Creek?

It is owned by the County Highway Agency.