US Bridges

I-40 WB over May Ave. under

Fair

Oklahoma County, Oklahoma · 6E Canadian C/L · Structure no. 295890000000000

Built
2009
16 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
201 ft
4 main spans
Daily traffic
61,150
2022 count
Owner
State
State Highway Agency

About this bridge

I-40 WB over May Ave. under is a steel continuous stringer/multi-beam or girder carrying I-40 WB over May Ave. under in Oklahoma County, Oklahoma. It was built in 2009, so it is 16 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 61,150 vehicles a day, roughly 12% of them trucks, projected to reach 97,840 by 2042. The structure is 201 ft (61.3 m) long and 109 ft wide.

Location

Open in Google Maps
CarriesI-40 WB
CrossesMay Ave. under
Location6E Canadian C/L
RouteInterstate 40
CountyOklahoma County
StateOklahoma
Coordinates35.46107, -97.56592
Functional classUrban Principal Arterial - Interstate

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.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length201 ft (61.3 m)
Longest span62 ft (18.9 m)
Deck width109 ft (33.1 m)
Roadway width107 ft (32.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic61,150 (2022)
Projected traffic97,840 by 2042
Trucks12%
Lanes on structure6
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-40 WB over May Ave. under built?

It was built in 2009, making it 16 years old in 2025.

What condition is I-40 WB over May Ave. 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 October 2024.

How much traffic does I-40 WB over May Ave. under carry?

About 61,150 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is I-40 WB over May Ave. under?

The structure is 201 ft (61.3 m) long with a longest span of 62 ft (18.9 m) and a deck 109 ft wide.

Who owns I-40 WB over May Ave. under?

It is owned by the State Highway Agency.