US Bridges

EB NW 21st St. over RR and Mclaughlin Dr.

Good

Miami-Dade County, Florida · 200 Ft. W/O Lejeune Rd. · Structure no. 874615

Built
1971
54 years old, rebuilt 2014
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
155 ft
3 main spans
Daily traffic
53,354
2023 count
Owner
County
County Highway Agency

About this bridge

EB NW 21st St. over RR and Mclaughlin Dr. is a prestressed concrete stringer/multi-beam or girder carrying EB NW 21st St. over RR and Mclaughlin Dr. in Miami-Dade County, Florida. It was built in 1971 and reconstructed in 2014, so it is 54 years old, older 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 53,354 vehicles a day, roughly 5% of them trucks, projected to reach 92,569 by 2042. The structure is 155 ft (47.1 m) long and 55 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesEB NW 21st St.
CrossesRR and Mclaughlin Dr.
Location200 Ft. W/O Lejeune Rd.
RouteCounty Highway 0
StateFlorida
Coordinates25.79478, -80.2657
Functional classUrban Collector

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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating44.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length155 ft (47.1 m)
Longest span52 ft (15.7 m)
Deck width55 ft (16.8 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic53,354 (2023)
Projected traffic92,569 by 2042
Trucks5%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was EB NW 21st St. over RR and Mclaughlin Dr. built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2014.

What condition is EB NW 21st St. over RR and Mclaughlin Dr. 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 August 2023.

How much traffic does EB NW 21st St. over RR and Mclaughlin Dr. carry?

About 53,354 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is EB NW 21st St. over RR and Mclaughlin Dr.?

The structure is 155 ft (47.1 m) long with a longest span of 52 ft (15.7 m) and a deck 55 ft wide.

Who owns EB NW 21st St. over RR and Mclaughlin Dr.?

It is owned by the County Highway Agency.