US Bridges

S.H. 46 over Beaver River

Fair

Harper County, Oklahoma · 0.4 MI N JCT US 270 · Structure no. 243010000000000

Built
1997
28 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
903 ft
9 main spans
Daily traffic
260
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 46 over Beaver River is a prestressed concrete stringer/multi-beam or girder carrying S.H. 46 over Beaver River in Harper County, Oklahoma. It was built in 1997, so it is 28 years old, younger than the Oklahoma average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 260 vehicles a day, roughly 15% of them trucks, projected to reach 416 by 2042. The structure is 903 ft (275.2 m) long and 34 ft wide. If it were closed, the detour would be 21.7 mi (35 km).

Location

Open in Google Maps
CarriesS.H. 46
CrossesBeaver River
Location0.4 MI N JCT US 270
RouteState Highway 46
CountyHarper County
StateOklahoma
Coordinates36.6197, -99.74618
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to 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 rating103 US tons
Inventory rating48 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20
Structure length903 ft (275.2 m)
Longest span100 ft (30.5 m)
Deck width34 ft (10.5 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic260 (2022)
Projected traffic416 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed21.7 mi (35 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.4 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 46 over Beaver River built?

It was built in 1997, making it 28 years old in 2025.

What condition is S.H. 46 over Beaver River in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in July 2024.

How much traffic does S.H. 46 over Beaver River carry?

About 260 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 46 over Beaver River?

The structure is 903 ft (275.2 m) long with a longest span of 100 ft (30.5 m) and a deck 34 ft wide.

Who owns S.H. 46 over Beaver River?

It is owned by the State Highway Agency.