US Bridges

I-444 over 8th St. under

Good

Tulsa County, Oklahoma · 0.5 MI N SH 51 · Structure no. 196140000000000

Built
1979
46 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
167 ft
3 main spans
Daily traffic
46,000
2022 count
Owner
State
State Highway Agency

About this bridge

I-444 over 8th St. under is a steel stringer/multi-beam or girder carrying I-444 over 8th St. under in Tulsa County, Oklahoma. It was built in 1979, so it is 46 years old, younger 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 46,000 vehicles a day, roughly 12% of them trucks, projected to reach 73,600 by 2042. The structure is 167 ft (50.8 m) long and 120 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-444
Crosses8th St. under
Location0.5 MI N SH 51
RouteInterstate 444
CountyTulsa County
StateOklahoma
Coordinates36.15077, -95.98016
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.3 US tons
Inventory rating33.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length167 ft (50.8 m)
Longest span71 ft (21.7 m)
Deck width120 ft (36.5 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic46,000 (2022)
Projected traffic73,600 by 2042
Trucks12%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$5.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-444 over 8th St. under built?

It was built in 1979, making it 46 years old in 2025.

What condition is I-444 over 8th St. 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 June 2023.

How much traffic does I-444 over 8th St. under carry?

About 46,000 vehicles per day (2022 count), of which roughly 12% are trucks.

How long is I-444 over 8th St. under?

The structure is 167 ft (50.8 m) long with a longest span of 71 ft (21.7 m) and a deck 120 ft wide.

Who owns I-444 over 8th St. under?

It is owned by the State Highway Agency.