US Bridges

SW 147th Avenue over Canal C-102

Fair

Miami-Dade County, Florida · 0.5 MI N of SW 216th St. · Structure no. 874443

Built
1966
59 years old
Condition
Fair
inspected July 2023
Type
Slab
Prestressed Concrete
Length
45 ft
1 main span
Daily traffic
6,374
2020 count
Owner
County
County Highway Agency

About this bridge

SW 147th Avenue over Canal C-102 is a prestressed concrete slab carrying SW 147th Avenue over Canal C-102 in Miami-Dade County, Florida. It was built in 1966, so it is 59 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 6,374 vehicles a day, roughly 4% of them trucks, projected to reach 10,878 by 2042. The structure is 45 ft (13.7 m) long and 38 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesSW 147th Avenue
CrossesCanal C-102
Location0.5 MI N of SW 216th St.
RouteCounty Highway 0
CountyMiami-Dade County
StateFlorida
Coordinates25.57336, -80.42944
Functional classRural 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.1 US tons
Inventory rating44.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHL 93
Structure length45 ft (13.7 m)
Longest span45 ft (13.7 m)
Deck width38 ft (11.6 m)
Roadway width28 ft (8.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,374 (2020)
Projected traffic10,878 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed2.5 mi (4 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 147th Avenue over Canal C-102 built?

It was built in 1966, making it 59 years old in 2025.

What condition is SW 147th Avenue over Canal C-102 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 July 2023.

How much traffic does SW 147th Avenue over Canal C-102 carry?

About 6,374 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is SW 147th Avenue over Canal C-102?

The structure is 45 ft (13.7 m) long with a longest span of 45 ft (13.7 m) and a deck 38 ft wide.

Who owns SW 147th Avenue over Canal C-102?

It is owned by the County Highway Agency.