US Bridges

N.W. 72 Ave SR-969 over Tamiami Canal C-4

Good

Miami-Dade County, Florida · 100FT N of W Flagler ST · Structure no. 870655

Built
1968
57 years old, rebuilt 1995
Condition
Good
inspected April 2024
Type
Slab
Prestressed Concrete
Length
140 ft
4 main spans
Daily traffic
28,000
2018 count
Owner
State
State Highway Agency

About this bridge

N.W. 72 Ave SR-969 over Tamiami Canal C-4 is a prestressed concrete slab carrying N.W. 72 Ave SR-969 over Tamiami Canal C-4 in Miami-Dade County, Florida. It was built in 1968 and reconstructed in 1995, so it is 57 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 28,000 vehicles a day, roughly 10% of them trucks, projected to reach 48,580 by 2040. The structure is 140 ft (42.8 m) long and 113 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

CarriesN.W. 72 Ave SR-969
CrossesTamiami Canal C-4
Location100FT N of W Flagler ST
RouteState Highway 969
StateFlorida
Coordinates25.77069, -80.31225
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 protection7 GoodSome minor problems.
Last inspectionApril 2024
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.9 US tons
Inventory rating33.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 20
Structure length140 ft (42.8 m)
Longest span35 ft (10.7 m)
Deck width113 ft (34.4 m)
Roadway width96 ft (29.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,000 (2018)
Projected traffic48,580 by 2040
Trucks10%
Lanes on structure7
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

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 N.W. 72 Ave SR-969 over Tamiami Canal C-4 built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 1995.

What condition is N.W. 72 Ave SR-969 over Tamiami Canal C-4 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 April 2024.

How much traffic does N.W. 72 Ave SR-969 over Tamiami Canal C-4 carry?

About 28,000 vehicles per day (2018 count), of which roughly 10% are trucks.

How long is N.W. 72 Ave SR-969 over Tamiami Canal C-4?

The structure is 140 ft (42.8 m) long with a longest span of 35 ft (10.7 m) and a deck 113 ft wide.

Who owns N.W. 72 Ave SR-969 over Tamiami Canal C-4?

It is owned by the State Highway Agency.