US Bridges

SE 8th Street over Brickell Bay

Fair

Miami-Dade County, Florida · 500 Ft. East of US-1 · Structure no. 876414

Built
1973
52 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
802 ft
13 main spans
Daily traffic
4,162
2020 count
Owner
City
City or Municipal Highway Agency

About this bridge

SE 8th Street over Brickell Bay is a prestressed concrete stringer/multi-beam or girder carrying SE 8th Street over Brickell Bay in Miami-Dade County, Florida. It was built in 1973, so it is 52 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 5 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 4,162 vehicles a day, roughly 2% of them trucks, projected to reach 6,140 by 2042. The structure is 802 ft (244.6 m) long and 66 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

Location

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CarriesSE 8th Street
CrossesBrickell Bay
Location500 Ft. East of US-1
RouteCity Street 0
CountyMiami-Dade County
StateFlorida
Coordinates25.76554, -80.18703
Functional classUrban Local

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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.3 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans13
Design loadHS 20
Structure length802 ft (244.6 m)
Longest span61 ft (18.7 m)
Deck width66 ft (20.1 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,162 (2020)
Projected traffic6,140 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$5.6 million
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was SE 8th Street over Brickell Bay built?

It was built in 1973, making it 52 years old in 2025.

What condition is SE 8th Street over Brickell Bay 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 June 2024.

How much traffic does SE 8th Street over Brickell Bay carry?

About 4,162 vehicles per day (2020 count), of which roughly 2% are trucks.

How long is SE 8th Street over Brickell Bay?

The structure is 802 ft (244.6 m) long with a longest span of 61 ft (18.7 m) and a deck 66 ft wide.

Who owns SE 8th Street over Brickell Bay?

It is owned by the City or Municipal Highway Agency.