US Bridges

I-95 over NW 143rd ST

Good

Miami-Dade County, Florida · 0.5 Mi. N of SR-924 · Structure no. 870445

Built
1963
62 years old, rebuilt 1995
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
145 ft
3 main spans
Daily traffic
206,500
2024 count
Owner
State
State Highway Agency

About this bridge

I-95 over NW 143rd ST is a prestressed concrete stringer/multi-beam or girder carrying I-95 over NW 143rd ST in Miami-Dade County, Florida. It was built in 1963 and reconstructed in 1995, so it is 62 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 206,500 vehicles a day, roughly 5% of them trucks, projected to reach 358,278 by 2042. The structure is 145 ft (44.2 m) long and 184 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-95
CrossesNW 143rd ST
Location0.5 Mi. N of SR-924
RouteInterstate 95
StateFlorida
Coordinates25.90561, -80.21009
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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.4 US tons
Inventory rating20.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length145 ft (44.2 m)
Longest span68 ft (20.7 m)
Deck width184 ft (56.1 m)
Roadway width178 ft (54.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic206,500 (2024)
Projected traffic358,278 by 2042
Trucks5%
Lanes on structure13
Traffic directionTwo-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 over NW 143rd ST built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1995.

What condition is I-95 over NW 143rd 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 March 2024.

How much traffic does I-95 over NW 143rd ST carry?

About 206,500 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is I-95 over NW 143rd ST?

The structure is 145 ft (44.2 m) long with a longest span of 68 ft (20.7 m) and a deck 184 ft wide.

Who owns I-95 over NW 143rd ST?

It is owned by the State Highway Agency.