US Bridges

I-244 Ramp over Boston Ave. under

Fair

Tulsa County, Oklahoma · 6.0 MI N I-44 · Structure no. 180260000000000

Built
1971
54 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
80 ft
1 main span
Daily traffic
30,000
2022 count
Owner
State
State Highway Agency

About this bridge

I-244 Ramp over Boston Ave. under is a steel stringer/multi-beam or girder carrying I-244 Ramp over Boston Ave. under in Tulsa County, Oklahoma. It was built in 1971, so it is 54 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 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 30,000 vehicles a day, roughly 12% of them trucks, projected to reach 48,000 by 2042. The structure is 80 ft (24.4 m) long and 22 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesI-244 Ramp
CrossesBoston Ave. under
Location6.0 MI N I-44
RouteInterstate 244
CountyTulsa County
StateOklahoma
Coordinates36.16158, -95.99415
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating72.4 US tons
Inventory rating43.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length80 ft (24.4 m)
Longest span78 ft (23.8 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30,000 (2022)
Projected traffic48,000 by 2042
Trucks12%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-244 Ramp over Boston Ave. under built?

It was built in 1971, making it 54 years old in 2025.

What condition is I-244 Ramp over Boston 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 June 2023.

How much traffic does I-244 Ramp over Boston Ave. under carry?

About 30,000 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is I-244 Ramp over Boston Ave. under?

The structure is 80 ft (24.4 m) long with a longest span of 78 ft (23.8 m) and a deck 22 ft wide.

Who owns I-244 Ramp over Boston Ave. under?

It is owned by the State Highway Agency.