US Bridges

SR 878 over Fec R/R SW70 & SW72 Ave

Fair

Miami-Dade County, Florida · 0.15 Miles West of US 1 · Structure no. 870559

Built
1979
46 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
1,468 ft
17 main spans
Daily traffic
44,200
2024 count
Owner
Toll Authority
State Toll Authority

About this bridge

SR 878 over Fec R/R SW70 & SW72 Ave is a prestressed concrete stringer/multi-beam or girder carrying SR 878 over Fec R/R SW70 & SW72 Ave in Miami-Dade County, Florida. It was built in 1979, so it is 46 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 44,200 vehicles a day, roughly 2% of them trucks, projected to reach 76,687 by 2042. The structure is 1,468 ft (447.3 m) long and 96 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesSR 878
CrossesFec R/R SW70 & SW72 Ave
Location0.15 Miles West of US 1
RouteState Highway 878
CountyMiami-Dade County
StateFlorida
Coordinates25.69556, -80.30742
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating65.7 US tons
Inventory rating32.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans17
Design loadHS 20
Structure length1,468 ft (447.3 m)
Longest span103 ft (31.5 m)
Deck width96 ft (29.2 m)
Roadway width93 ft (28.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,200 (2024)
Projected traffic76,687 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.9 mi (3 km)
TollOn a toll road
National Highway SystemYes

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 SR 878 over Fec R/R SW70 & SW72 Ave built?

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

What condition is SR 878 over Fec R/R SW70 & SW72 Ave 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 September 2024.

How much traffic does SR 878 over Fec R/R SW70 & SW72 Ave carry?

About 44,200 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is SR 878 over Fec R/R SW70 & SW72 Ave?

The structure is 1,468 ft (447.3 m) long with a longest span of 103 ft (31.5 m) and a deck 96 ft wide.

Who owns SR 878 over Fec R/R SW70 & SW72 Ave?

It is owned by the State Toll Authority.