US Bridges

S.H. 43 over Oklahoma City Reservoir

Fair

Atoka County, Oklahoma · 2.9 Mi.E.Of Coal Cl · Structure no. 144880000000000

Built
1959
66 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
261 ft
3 main spans
Daily traffic
790
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 43 over Oklahoma City Reservoir is a steel continuous stringer/multi-beam or girder carrying S.H. 43 over Oklahoma City Reservoir in Atoka County, Oklahoma. It was built in 1959, so it is 66 years old, older 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 5 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 790 vehicles a day, roughly 15% of them trucks, projected to reach 1,264 by 2042. The structure is 261 ft (79.6 m) long and 35 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesS.H. 43
CrossesOklahoma City Reservoir
Location2.9 Mi.E.Of Coal Cl
RouteState Highway 43
Coordinates34.54286, -96.04658
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
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 evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating51.7 US tons
Inventory rating31 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 20
Structure length261 ft (79.6 m)
Longest span100 ft (30.5 m)
Deck width35 ft (10.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic790 (2022)
Projected traffic1,264 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed24.9 mi (40 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$2.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was S.H. 43 over Oklahoma City Reservoir built?

It was built in 1959, making it 66 years old in 2025.

What condition is S.H. 43 over Oklahoma City Reservoir 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. 43 over Oklahoma City Reservoir carry?

About 790 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is S.H. 43 over Oklahoma City Reservoir?

The structure is 261 ft (79.6 m) long with a longest span of 100 ft (30.5 m) and a deck 35 ft wide.

Who owns S.H. 43 over Oklahoma City Reservoir?

It is owned by the State Highway Agency.