US Bridges

1226C over White Grass Creek

Good

Choctaw County, Oklahoma · 1. W 7.5 S of Boswell · Structure no. 223760000000000

Built
1989
36 years old
Condition
Good
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
187 ft
3 main spans
Daily traffic
150
2022 count
Owner
County
County Highway Agency

About this bridge

1226C over White Grass Creek is a prestressed concrete stringer/multi-beam or girder carrying 1226C over White Grass Creek in Choctaw County, Oklahoma. It was built in 1989, so it is 36 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 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 150 vehicles a day, roughly 15% of them trucks, projected to reach 240 by 2042. The structure is 187 ft (57 m) long and 28 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries1226C
CrossesWhite Grass Creek
Location1. W 7.5 S of Boswell
RouteCounty Highway 1226C
Coordinates33.91686, -95.88581
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
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 adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length187 ft (57 m)
Longest span65 ft (19.8 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2022)
Projected traffic240 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$690,000
NavigationNo navigation control on waterway

Frequently asked questions

When was 1226C over White Grass Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is 1226C over White Grass 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 October 2024.

How much traffic does 1226C over White Grass Creek carry?

About 150 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is 1226C over White Grass Creek?

The structure is 187 ft (57 m) long with a longest span of 65 ft (19.8 m) and a deck 28 ft wide.

Who owns 1226C over White Grass Creek?

It is owned by the County Highway Agency.