US Bridges

S.H. 33 over Washita River Oflow

Good

Custer County, Oklahoma · 5.3 MI E JCT S.H. 34 · Structure no. 139230000000000

Built
1957
68 years old, rebuilt 2011
Condition
Good
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
351 ft
7 main spans
Daily traffic
900
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 33 over Washita River Oflow is a steel stringer/multi-beam or girder carrying S.H. 33 over Washita River Oflow in Custer County, Oklahoma. It was built in 1957 and reconstructed in 2011, so it is 68 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 900 vehicles a day, roughly 15% of them trucks, projected to reach 1,440 by 2042. The structure is 351 ft (107.1 m) long and 32 ft wide. If it were closed, the detour would be 49.1 mi (79 km).

CarriesS.H. 33
CrossesWashita River Oflow
Location5.3 MI E JCT S.H. 34
RouteState Highway 33
Coordinates35.63866, -99.28229
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating47 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length351 ft (107.1 m)
Longest span50 ft (15.2 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2022)
Projected traffic1,440 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed49.1 mi (79 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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$2.6 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 33 over Washita River Oflow built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 2011.

What condition is S.H. 33 over Washita River Oflow 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 2024.

How much traffic does S.H. 33 over Washita River Oflow carry?

About 900 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 33 over Washita River Oflow?

The structure is 351 ft (107.1 m) long with a longest span of 50 ft (15.2 m) and a deck 32 ft wide.

Who owns S.H. 33 over Washita River Oflow?

It is owned by the State Highway Agency.