US Bridges

Curtiss Parkway over Miami Canal

Poor

Miami-Dade County, Florida · At Okeechobee Rd. US-27 · Structure no. 874130

Built
1941
84 years old, rebuilt 2003
Condition
Poor
inspected September 2023
Type
Truss - Thru
Steel
Length
111 ft
2 main spans
Daily traffic
10,500
2024 count
Owner
County
County Highway Agency

About this bridge

Curtiss Parkway over Miami Canal is a steel truss - thru carrying Curtiss Parkway over Miami Canal in Miami-Dade County, Florida. It was built in 1941 and reconstructed in 2003, so it is 84 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 10,500 vehicles a day, roughly 5% of them trucks, projected to reach 13,500 by 2042. The structure is 111 ft (33.8 m) long and 22 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesCurtiss Parkway
CrossesMiami Canal
LocationAt Okeechobee Rd. US-27
RouteCity Street 0
CountyMiami-Dade County
StateFlorida
Coordinates25.82239, -80.28057
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
Deck7 GoodSome minor problems.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
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 alignment7: Better than present minimum criteria
Operating rating46.1 US tons
Inventory rating32.8 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckOpen grating
Main spans2
Design loadHS 20
Structure length111 ft (33.8 m)
Longest span72 ft (21.9 m)
Deck width22 ft (6.7 m)
Roadway width21 ft (6.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,500 (2024)
Projected traffic13,500 by 2042
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Curtiss Parkway over Miami Canal built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 2003.

What condition is Curtiss Parkway over Miami Canal 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 September 2023.

How much traffic does Curtiss Parkway over Miami Canal carry?

About 10,500 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is Curtiss Parkway over Miami Canal?

The structure is 111 ft (33.8 m) long with a longest span of 72 ft (21.9 m) and a deck 22 ft wide.

Who owns Curtiss Parkway over Miami Canal?

It is owned by the County Highway Agency.