US Bridges

S 161st St.( Elm ) over S.H. 51 under

Fair

Tulsa County, Oklahoma · 3.9 MI E US-169 · Structure no. 248090000000000

Built
1996
29 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
255 ft
2 main spans
Daily traffic
3,200
2022 count
Owner
State
State Highway Agency

About this bridge

S 161st St.( Elm ) over S.H. 51 under is a prestressed concrete stringer/multi-beam or girder carrying S 161st St.( Elm ) over S.H. 51 under in Tulsa County, Oklahoma. It was built in 1996, so it is 29 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 3,200 vehicles a day, roughly 7% of them trucks, projected to reach 5,120 by 2042. The structure is 255 ft (77.7 m) long and 90 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesS 161st St.( Elm )
CrossesS.H. 51 under
Location3.9 MI E US-169
RouteCity Street 0
CountyTulsa County
StateOklahoma
Coordinates36.07083, -95.7975
Functional classUrban 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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.2 US tons
Inventory rating56.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length255 ft (77.7 m)
Longest span135 ft (41.1 m)
Deck width90 ft (27.4 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,200 (2022)
Projected traffic5,120 by 2042
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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$6.2 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was S 161st St.( Elm ) over S.H. 51 under built?

It was built in 1996, making it 29 years old in 2025.

What condition is S 161st St.( Elm ) over S.H. 51 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 August 2024.

How much traffic does S 161st St.( Elm ) over S.H. 51 under carry?

About 3,200 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is S 161st St.( Elm ) over S.H. 51 under?

The structure is 255 ft (77.7 m) long with a longest span of 135 ft (41.1 m) and a deck 90 ft wide.

Who owns S 161st St.( Elm ) over S.H. 51 under?

It is owned by the State Highway Agency.