US Bridges

U.S. 77 SB over Memorial Rd. under

Good

Oklahoma County, Oklahoma · 5.8 MI N I-44 · Structure no. 286180000000000

Built
1972
53 years old, rebuilt 2009
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
185 ft
2 main spans
Daily traffic
29,400
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 77 SB over Memorial Rd. under is a prestressed concrete stringer/multi-beam or girder carrying U.S. 77 SB over Memorial Rd. under in Oklahoma County, Oklahoma. It was built in 1972 and reconstructed in 2009, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 29,400 vehicles a day, roughly 8% of them trucks, projected to reach 47,040 by 2042. The structure is 185 ft (56.3 m) long and 63 ft wide.

CarriesU.S. 77 SB
CrossesMemorial Rd. under
Location5.8 MI N I-44
RouteU.S. Route 77
Coordinates35.60892, -97.49744
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation2: Basically intolerable, requiring high priority of replacement
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating0 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length185 ft (56.3 m)
Longest span91 ft (27.8 m)
Deck width63 ft (19.1 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,400 (2022)
Projected traffic47,040 by 2042
Trucks8%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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$4.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was U.S. 77 SB over Memorial Rd. under built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2009.

What condition is U.S. 77 SB over Memorial Rd. under in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does U.S. 77 SB over Memorial Rd. under carry?

About 29,400 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is U.S. 77 SB over Memorial Rd. under?

The structure is 185 ft (56.3 m) long with a longest span of 91 ft (27.8 m) and a deck 63 ft wide.

Who owns U.S. 77 SB over Memorial Rd. under?

It is owned by the State Highway Agency.