US Bridges

NW 7th Street over F.E.C. and C.S.X. R/R

Good

Miami-Dade County, Florida · 0.2 Mile E of NW 72nd Ave · Structure no. 874229

Built
1992
33 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
393 ft
2 main spans
Daily traffic
26,979
2024 count
Owner
County
County Highway Agency

About this bridge

NW 7th Street over F.E.C. and C.S.X. R/R is a steel continuous stringer/multi-beam or girder carrying NW 7th Street over F.E.C. and C.S.X. R/R in Miami-Dade County, Florida. It was built in 1992, so it is 33 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 26,979 vehicles a day, roughly 2% of them trucks, projected to reach 51,000 by 2044. The structure is 393 ft (119.8 m) long and 73 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesNW 7th Street
CrossesF.E.C. and C.S.X. R/R
Location0.2 Mile E of NW 72nd Ave
RouteCounty Highway 0
CountyMiami-Dade County
StateFlorida
Coordinates25.77717, -80.309
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.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.5 US tons
Inventory rating36.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length393 ft (119.8 m)
Longest span124 ft (37.8 m)
Deck width73 ft (22.4 m)
Roadway width62 ft (18.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,979 (2024)
Projected traffic51,000 by 2044
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesRailroad
Detour if closed2.5 mi (4 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was NW 7th Street over F.E.C. and C.S.X. R/R built?

It was built in 1992, making it 33 years old in 2025.

What condition is NW 7th Street over F.E.C. and C.S.X. R/R 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 September 2024.

How much traffic does NW 7th Street over F.E.C. and C.S.X. R/R carry?

About 26,979 vehicles per day (2024 count), of which roughly 2% are trucks.

How long is NW 7th Street over F.E.C. and C.S.X. R/R?

The structure is 393 ft (119.8 m) long with a longest span of 124 ft (37.8 m) and a deck 73 ft wide.

Who owns NW 7th Street over F.E.C. and C.S.X. R/R?

It is owned by the County Highway Agency.