US Bridges

NW 42nd Court over Tamiami Canal C-4

Good

Miami-Dade County, Florida · 0.5MI North of NW 14 St. · Structure no. 874007

Built
2013
12 years old
Condition
Good
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
104 ft
1 main span
Daily traffic
1,767
2021 count
Owner
County
County Highway Agency

About this bridge

NW 42nd Court over Tamiami Canal C-4 is a steel stringer/multi-beam or girder carrying NW 42nd Court over Tamiami Canal C-4 in Miami-Dade County, Florida. It was built in 2013, so it is 12 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,767 vehicles a day, roughly 10% of them trucks, projected to reach 2,379 by 2042. The structure is 104 ft (31.8 m) long and 61 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesNW 42nd Court
CrossesTamiami Canal C-4
Location0.5MI North of NW 14 St.
RouteCounty Highway 0
CountyMiami-Dade County
StateFlorida
Coordinates25.79286, -80.26556
Functional classUrban Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47.5 US tons
Inventory rating36.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length104 ft (31.8 m)
Longest span104 ft (31.8 m)
Deck width61 ft (18.6 m)
Roadway width58 ft (17.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,767 (2021)
Projected traffic2,379 by 2042
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
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 NW 42nd Court over Tamiami Canal C-4 built?

It was built in 2013, making it 12 years old in 2025.

What condition is NW 42nd Court 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 December 2023.

How much traffic does NW 42nd Court over Tamiami Canal C-4 carry?

About 1,767 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is NW 42nd Court over Tamiami Canal C-4?

The structure is 104 ft (31.8 m) long with a longest span of 104 ft (31.8 m) and a deck 61 ft wide.

Who owns NW 42nd Court over Tamiami Canal C-4?

It is owned by the County Highway Agency.