US Bridges

I-95 NB (870307) over SR-944 (nw 54 St)

Good

Miami-Dade County, Florida · At NW 54th ST · Structure no. 870428

Built
1959
66 years old, rebuilt 1988
Condition
Good
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
156 ft
3 main spans
Daily traffic
144,000
2022 count
Owner
State
State Highway Agency

About this bridge

I-95 NB (870307) over SR-944 (nw 54 St) is a prestressed concrete stringer/multi-beam or girder carrying I-95 NB (870307) over SR-944 (nw 54 St) in Miami-Dade County, Florida. It was built in 1959 and reconstructed in 1988, so it is 66 years old, older than the Florida average of 41.3 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 144,000 vehicles a day, roughly 5% of them trucks, projected to reach 249,840 by 2044. The structure is 156 ft (47.5 m) long and 106 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-95 NB (870307)
CrossesSR-944 (nw 54 St)
LocationAt NW 54th ST
RouteInterstate 95
CountyMiami-Dade County
StateFlorida
Coordinates25.825, -80.20639
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.5 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length156 ft (47.5 m)
Longest span76 ft (23.2 m)
Deck width106 ft (32.4 m)
Roadway width103 ft (31.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic144,000 (2022)
Projected traffic249,840 by 2044
Trucks5%
Lanes on structure7
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-95 NB (870307) over SR-944 (nw 54 St) built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 1988.

What condition is I-95 NB (870307) over SR-944 (nw 54 St) 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 October 2023.

How much traffic does I-95 NB (870307) over SR-944 (nw 54 St) carry?

About 144,000 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is I-95 NB (870307) over SR-944 (nw 54 St)?

The structure is 156 ft (47.5 m) long with a longest span of 76 ft (23.2 m) and a deck 106 ft wide.

Who owns I-95 NB (870307) over SR-944 (nw 54 St)?

It is owned by the State Highway Agency.