US Bridges

U.S. 64 EB over Garrison Trib Oflow

Fair

Sequoyah County, Oklahoma · 1.2 E JCT I-40 · Structure no. 191030000000000

Built
1975
50 years old
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
443 ft
11 main spans
Daily traffic
9,700
2022 count
Owner
State
State Highway Agency

About this bridge

U.S. 64 EB over Garrison Trib Oflow is a prestressed concrete stringer/multi-beam or girder carrying U.S. 64 EB over Garrison Trib Oflow in Sequoyah County, Oklahoma. It was built in 1975, so it is 50 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 5 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 9,700 vehicles a day, roughly 16% of them trucks, projected to reach 15,520 by 2042. The structure is 443 ft (135 m) long and 44 ft wide.

Location

Open in Google Maps
CarriesU.S. 64 EB
CrossesGarrison Trib Oflow
Location1.2 E JCT I-40
RouteU.S. Route 64
CountySequoyah County
StateOklahoma
Coordinates35.40487, -94.49128
Functional classRural 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating24 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans11
Design loadHS 20
Structure length443 ft (135 m)
Longest span40 ft (12.2 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,700 (2022)
Projected traffic15,520 by 2042
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
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$2.9 million
NavigationNo navigation control on waterway

Frequently asked questions

When was U.S. 64 EB over Garrison Trib Oflow built?

It was built in 1975, making it 50 years old in 2025.

What condition is U.S. 64 EB over Garrison Trib Oflow 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 2023.

How much traffic does U.S. 64 EB over Garrison Trib Oflow carry?

About 9,700 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is U.S. 64 EB over Garrison Trib Oflow?

The structure is 443 ft (135 m) long with a longest span of 40 ft (12.2 m) and a deck 44 ft wide.

Who owns U.S. 64 EB over Garrison Trib Oflow?

It is owned by the State Highway Agency.