US Bridges

SR-973 (sw 87 Ave) over Snapper Creek Canal C-2

Good

Miami-Dade County, Florida · SW 87 Ave. and SW 84 St. · Structure no. 870632

Built
1957
68 years old, rebuilt 1979
Condition
Good
inspected February 2025
Type
Slab
Prestressed Concrete
Length
90 ft
3 main spans
Daily traffic
24,500
2022 count
Owner
State
State Highway Agency

About this bridge

SR-973 (sw 87 Ave) over Snapper Creek Canal C-2 is a prestressed concrete slab carrying SR-973 (sw 87 Ave) over Snapper Creek Canal C-2 in Miami-Dade County, Florida. It was built in 1957 and reconstructed in 1979, so it is 68 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 24,500 vehicles a day, roughly 4% of them trucks, projected to reach 42,508 by 2044. The structure is 90 ft (27.5 m) long and 82 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR-973 (sw 87 Ave)
CrossesSnapper Creek Canal C-2
LocationSW 87 Ave. and SW 84 St.
RouteState Highway 973
StateFlorida
Coordinates25.69167, -80.33368
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating39.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHS 20
Structure length90 ft (27.5 m)
Longest span30 ft (9.1 m)
Deck width82 ft (25 m)
Roadway width66 ft (20.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,500 (2022)
Projected traffic42,508 by 2044
Trucks4%
Lanes on structure4
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

OwnerState Highway Agency
Maintained byState 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 SR-973 (sw 87 Ave) over Snapper Creek Canal C-2 built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1979.

What condition is SR-973 (sw 87 Ave) over Snapper Creek Canal C-2 in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2025.

How much traffic does SR-973 (sw 87 Ave) over Snapper Creek Canal C-2 carry?

About 24,500 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is SR-973 (sw 87 Ave) over Snapper Creek Canal C-2?

The structure is 90 ft (27.5 m) long with a longest span of 30 ft (9.1 m) and a deck 82 ft wide.

Who owns SR-973 (sw 87 Ave) over Snapper Creek Canal C-2?

It is owned by the State Highway Agency.