SW 172nd Avenue over Canal C-103
FairMiami-Dade County, Florida · 0.4 Mile N of SW 288th ST · Structure no. 874225
- Built
- 1966
- 59 years old
- Condition
- Fair
- inspected October 2023
- Type
- Slab
- Prestressed Concrete
- Length
- 47 ft
- 1 main span
- Daily traffic
- 294
- 2020 count
- Owner
- County
- County Highway Agency
About this bridge
SW 172nd Avenue over Canal C-103 is a prestressed concrete slab carrying SW 172nd Avenue over Canal C-103 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 294 vehicles a day, roughly 2% of them trucks, projected to reach 430 by 2042. The structure is 47 ft (14.3 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Superstructure | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
| Substructure | 7 Good | Some minor problems. |
| Channel and channel protection | 5 Fair | All primary structural elements are sound but may have minor section loss, cracking, spalling or scour. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was SW 172nd Avenue over Canal C-103 built?
It was built in 1966, making it 59 years old in 2025.
What condition is SW 172nd Avenue over Canal C-103 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 October 2023.
How much traffic does SW 172nd Avenue over Canal C-103 carry?
About 294 vehicles per day (2020 count), of which roughly 2% are trucks.
How long is SW 172nd Avenue over Canal C-103?
The structure is 47 ft (14.3 m) long with a longest span of 47 ft (14.3 m) and a deck 39 ft wide.
Who owns SW 172nd Avenue over Canal C-103?
It is owned by the County Highway Agency.