US Bridges

SW 56th Street over Snapper Creek Canal

Fair

Miami-Dade County, Florida · At SW 117th Ave. · Structure no. 874222

Built
1988
37 years old
Condition
Fair
inspected November 2024
Type
Slab
Prestressed Concrete
Length
103 ft
3 main spans
Daily traffic
28,500
2024 count
Owner
County
County Highway Agency

About this bridge

SW 56th Street over Snapper Creek Canal is a prestressed concrete slab carrying SW 56th Street over Snapper Creek Canal in Miami-Dade County, Florida. It was built in 1988, so it is 37 years old, younger 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 28,500 vehicles a day, roughly 10% of them trucks, projected to reach 51,793 by 2046. The structure is 103 ft (31.3 m) long and 103 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSW 56th Street
CrossesSnapper Creek Canal
LocationAt SW 117th Ave.
RouteCity Street 0
StateFlorida
Coordinates25.71489, -80.38297
Functional classUrban Minor 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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.6 US tons
Inventory rating30.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length103 ft (31.3 m)
Longest span34 ft (10.5 m)
Deck width103 ft (31.3 m)
Roadway width80 ft (24.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,500 (2024)
Projected traffic51,793 by 2046
Trucks10%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SW 56th Street over Snapper Creek Canal built?

It was built in 1988, making it 37 years old in 2025.

What condition is SW 56th Street over Snapper Creek Canal 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 November 2024.

How much traffic does SW 56th Street over Snapper Creek Canal carry?

About 28,500 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is SW 56th Street over Snapper Creek Canal?

The structure is 103 ft (31.3 m) long with a longest span of 34 ft (10.5 m) and a deck 103 ft wide.

Who owns SW 56th Street over Snapper Creek Canal?

It is owned by the County Highway Agency.