US Bridges

Marlin Road over Bel Aire Canal C-1-N

Poor

Miami-Dade County, Florida · 0.3 Mile E of US-1 · Structure no. 874430

Built
1967
58 years old
Condition
Poor
inspected March 2024
Type
Slab
Prestressed Concrete
Length
135 ft
3 main spans
Daily traffic
7,113
2024 count
Owner
County
County Highway Agency

About this bridge

Marlin Road over Bel Aire Canal C-1-N is a prestressed concrete slab carrying Marlin Road over Bel Aire Canal C-1-N in Miami-Dade County, Florida. It was built in 1967, so it is 58 years old, older than the Florida average of 41.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 7,113 vehicles a day, roughly 2% of them trucks, projected to reach 11,504 by 2042. The structure is 135 ft (41.1 m) long and 38 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesMarlin Road
CrossesBel Aire Canal C-1-N
Location0.3 Mile E of US-1
RouteCounty Highway 0
CountyMiami-Dade County
StateFlorida
Coordinates25.58586, -80.35528
Functional classUrban Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.9 US tons
Inventory rating46.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans3
Design loadHL 93
Structure length135 ft (41.1 m)
Longest span45 ft (13.8 m)
Deck width38 ft (11.7 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,113 (2024)
Projected traffic11,504 by 2042
Trucks2%
Lanes on structure2
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

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 Marlin Road over Bel Aire Canal C-1-N built?

It was built in 1967, making it 58 years old in 2025.

What condition is Marlin Road over Bel Aire Canal C-1-N in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does Marlin Road over Bel Aire Canal C-1-N carry?

About 7,113 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is Marlin Road over Bel Aire Canal C-1-N?

The structure is 135 ft (41.1 m) long with a longest span of 45 ft (13.8 m) and a deck 38 ft wide.

Who owns Marlin Road over Bel Aire Canal C-1-N?

It is owned by the County Highway Agency.