US Bridges

4530C over Yashau Creek

Good

McCurtain County, Oklahoma · .9W of Broken Bow · Structure no. 302630000000000

Built
2010
15 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
131 ft
3 main spans
Daily traffic
1,400
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

4530C over Yashau Creek is a steel stringer/multi-beam or girder carrying 4530C over Yashau Creek in McCurtain County, Oklahoma. It was built in 2010, so it is 15 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 1,400 vehicles a day, roughly 15% of them trucks, projected to reach 2,240 by 2042. The structure is 131 ft (39.8 m) long and 26 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
Carries4530C
CrossesYashau Creek
Location.9W of Broken Bow
RouteCounty Highway 4530C
CountyMcCurtain County
StateOklahoma
Coordinates34.02469, -94.75529
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating51 US tons
Inventory rating30 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length131 ft (39.8 m)
Longest span50 ft (15.2 m)
Deck width26 ft (7.8 m)
Roadway width25 ft (7.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2022)
Projected traffic2,240 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCounty 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 4530C over Yashau Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is 4530C 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 May 2023.

How much traffic does 4530C over Yashau Creek carry?

About 1,400 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 4530C over Yashau Creek?

The structure is 131 ft (39.8 m) long with a longest span of 50 ft (15.2 m) and a deck 26 ft wide.

Who owns 4530C over Yashau Creek?

It is owned by the City or Municipal Highway Agency and maintained by the County Highway Agency.