US Bridges

S.H. 34 over S. Canadian River

Good

Dewey County, Oklahoma · 13.5 N Custer C/L · Structure no. 318850000000000

Built
2022
3 years old
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
2,155 ft
16 main spans
Daily traffic
1,100
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 34 over S. Canadian River is a prestressed concrete stringer/multi-beam or girder carrying S.H. 34 over S. Canadian River in Dewey County, Oklahoma. It was built in 2022, so it is 3 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 1,100 vehicles a day, roughly 16% of them trucks, projected to reach 1,760 by 2042. The structure is 2,155 ft (656.7 m) long and 42 ft wide.

CarriesS.H. 34
CrossesS. Canadian River
Location13.5 N Custer C/L
RouteState Highway 34
Coordinates35.99444, -99.29278
Functional classRural Minor Arterial

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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85 US tons
Inventory rating57.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans16
Design loadHL 93
Structure length2,155 ft (656.7 m)
Longest span120 ft (36.6 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,100 (2022)
Projected traffic1,760 by 2042
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 34 over S. Canadian River built?

It was built in 2022, making it 3 years old in 2025.

What condition is S.H. 34 over S. Canadian River 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 March 2023.

How much traffic does S.H. 34 over S. Canadian River carry?

About 1,100 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is S.H. 34 over S. Canadian River?

The structure is 2,155 ft (656.7 m) long with a longest span of 120 ft (36.6 m) and a deck 42 ft wide.

Who owns S.H. 34 over S. Canadian River?

It is owned by the State Highway Agency.