US Bridges

S.H. 51 NB over Muskogee Tp under

Fair

Wagoner County, Oklahoma · 0.4 MI E Tulsa C/L · Structure no. 183180000000000

Built
1972
53 years old, rebuilt 2004
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
206 ft
2 main spans
Daily traffic
21,000
2022 count
Owner
State
State Highway Agency

About this bridge

S.H. 51 NB over Muskogee Tp under is a prestressed concrete stringer/multi-beam or girder carrying S.H. 51 NB over Muskogee Tp under in Wagoner County, Oklahoma. It was built in 1972 and reconstructed in 2004, so it is 53 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 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 21,000 vehicles a day, roughly 7% of them trucks, projected to reach 33,600 by 2042. The structure is 206 ft (62.8 m) long and 40 ft wide.

Location

Open in Google Maps
CarriesS.H. 51 NB
CrossesMuskogee Tp under
Location0.4 MI E Tulsa C/L
RouteState Highway 51
CountyWagoner County
StateOklahoma
Coordinates36.05075, -95.75315
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating55.8 US tons
Inventory rating26.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length206 ft (62.8 m)
Longest span91 ft (27.7 m)
Deck width40 ft (12.1 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,000 (2022)
Projected traffic33,600 by 2042
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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$3.9 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was S.H. 51 NB over Muskogee Tp under built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2004.

What condition is S.H. 51 NB over Muskogee Tp under 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 November 2023.

How much traffic does S.H. 51 NB over Muskogee Tp under carry?

About 21,000 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is S.H. 51 NB over Muskogee Tp under?

The structure is 206 ft (62.8 m) long with a longest span of 91 ft (27.7 m) and a deck 40 ft wide.

Who owns S.H. 51 NB over Muskogee Tp under?

It is owned by the State Highway Agency.