US Bridges

Memorial Rd. over I-35 under

Fair

Oklahoma County, Oklahoma · 5.0 MI N I-35 & I-44 · Structure no. 208550000000000

Built
1984
41 years old
Condition
Fair
inspected October 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
276 ft
2 main spans
Daily traffic
5,000
2022 count
Owner
State
State Highway Agency

About this bridge

Memorial Rd. over I-35 under is a prestressed concrete continuous box beam or girders - multiple carrying Memorial Rd. over I-35 under in Oklahoma County, Oklahoma. It was built in 1984, so it is 41 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 5,000 vehicles a day, roughly 5% of them trucks, projected to reach 8,000 by 2042. The structure is 276 ft (84.1 m) long and 77 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMemorial Rd.
CrossesI-35 under
Location5.0 MI N I-35 & I-44
RouteCity Street 0
Coordinates35.60911, -97.42554
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 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 rating49.1 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length276 ft (84.1 m)
Longest span137 ft (41.8 m)
Deck width77 ft (23.5 m)
Roadway width74 ft (22.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2022)
Projected traffic8,000 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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$5.7 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Memorial Rd. over I-35 under built?

It was built in 1984, making it 41 years old in 2025.

What condition is Memorial Rd. over I-35 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 Memorial Rd. over I-35 under carry?

About 5,000 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Memorial Rd. over I-35 under?

The structure is 276 ft (84.1 m) long with a longest span of 137 ft (41.8 m) and a deck 77 ft wide.

Who owns Memorial Rd. over I-35 under?

It is owned by the State Highway Agency.