US Bridges

I-95 NB (870315) over NW 79th ST (SR-934)

Fair

Miami-Dade County, Florida · 1MI S of NW 95th ST · Structure no. 870431

Built
1961
64 years old, rebuilt 1993
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
172 ft
3 main spans
Daily traffic
101,000
2023 count
Owner
State
State Highway Agency

About this bridge

I-95 NB (870315) over NW 79th ST (SR-934) is a prestressed concrete stringer/multi-beam or girder carrying I-95 NB (870315) over NW 79th ST (SR-934) in Miami-Dade County, Florida. It was built in 1961 and reconstructed in 1993, so it is 64 years old, older than the Florida average of 41.3 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 101,000 vehicles a day, roughly 4% of them trucks, projected to reach 175,235 by 2042. The structure is 172 ft (52.4 m) long and 89 ft wide.

Location

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CarriesI-95 NB (870315)
CrossesNW 79th ST (SR-934)
Location1MI S of NW 95th ST
RouteInterstate 95
CountyMiami-Dade County
StateFlorida
Coordinates25.84694, -80.2075
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55.1 US tons
Inventory rating46.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length172 ft (52.4 m)
Longest span72 ft (21.9 m)
Deck width89 ft (27.1 m)
Roadway width86 ft (26.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic101,000 (2023)
Projected traffic175,235 by 2042
Trucks4%
Lanes on structure6
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 (870315) over NW 79th ST (SR-934) built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1993.

What condition is I-95 NB (870315) over NW 79th ST (SR-934) 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 April 2023.

How much traffic does I-95 NB (870315) over NW 79th ST (SR-934) carry?

About 101,000 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is I-95 NB (870315) over NW 79th ST (SR-934)?

The structure is 172 ft (52.4 m) long with a longest span of 72 ft (21.9 m) and a deck 89 ft wide.

Who owns I-95 NB (870315) over NW 79th ST (SR-934)?

It is owned by the State Highway Agency.