US Bridges

West Avenue over Collins Canal

Good

Miami-Dade County, Florida · 400FT. West of Alton Road · Structure no. 876741

Built
2017
8 years old
Condition
Good
inspected October 2023
Type
Slab
Concrete
Length
61 ft
1 main span
Daily traffic
4,825
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

West Avenue over Collins Canal is a concrete slab carrying West Avenue over Collins Canal in Miami-Dade County, Florida. It was built in 2017, so it is 8 years old, younger 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 4,825 vehicles a day, roughly 1% of them trucks, projected to reach 8,211 by 2042. The structure is 61 ft (18.7 m) long and 67 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesWest Avenue
CrossesCollins Canal
Location400FT. West of Alton Road
RouteCity Street 0
StateFlorida
Coordinates25.79249, -80.14256
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 inspectionOctober 2023
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 geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating88.8 US tons
Inventory rating68.5 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length61 ft (18.7 m)
Longest span61 ft (18.7 m)
Deck width67 ft (20.3 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,825 (2021)
Projected traffic8,211 by 2042
Trucks1%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 West Avenue over Collins Canal built?

It was built in 2017, making it 8 years old in 2025.

What condition is West Avenue over Collins Canal 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 October 2023.

How much traffic does West Avenue over Collins Canal carry?

About 4,825 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is West Avenue over Collins Canal?

The structure is 61 ft (18.7 m) long with a longest span of 61 ft (18.7 m) and a deck 67 ft wide.

Who owns West Avenue over Collins Canal?

It is owned by the City or Municipal Highway Agency.