BridgeSafety
Miami-Dade County, FL · Structure #870420

SR 821 HEFT 30.08

SR 821 HEFT 30.08 in 1 Mile North Of NW 41 ST., Miami-Dade County, Florida received a condition grade of B (77/100). Built in 1974, the bridge carries 135K vehicles daily on SR 821 HEFT 30.08 over NW 58th Street.

B
77/100
77
Condition Score
135K
Daily Traffic
1974
Year Built
51.2m
Length

Component Ratings

DeckGood
7/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
SR 821 HEFT 30.08
Crosses Over
NW 58th Street
State
Florida
County
Miami-Dade County
Location
1 Mile North Of NW 41 ST.
Year Built
1974
Reconstructed
2022
Age
52 years
Daily Traffic
135,200
Lanes
7
Length
51.2 meters
Owner
State Toll Authority
Structure Number
870420

About This Bridge

SR 821 HEFT 30.08 is a 52-year-old bridge located 1 Mile North Of NW 41 ST. in Miami-Dade County, Florida. The bridge carries SR 821 HEFT 30.08 over NW 58th Street with 7 traffic lanes, handling approximately 135K vehicles per day. Built in 1974 and reconstructed in 2022, the structure spans 51.2 meters.

The bridge received a Condition Grade of B (77/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Toll Authority.

Location Map

1 Mile North Of NW 41 ST., Miami-Dade County, Florida

25.826114, -80.386692

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Frequently Asked Questions

SR 821 HEFT 30.08 has a Condition Score of 77/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

SR 821 HEFT 30.08 was built in 1974 and reconstructed in 2022, making it 52 years old. The average bridge age in the United States is 48 years.

SR 821 HEFT 30.08 carries approximately 135K vehicles per day (average daily traffic). The bridge has 7 traffic lanes. It is 51.2 meters long and located on SR 821 HEFT 30.08 in 1 Mile North Of NW 41 ST., Miami-Dade County, Florida.

No, SR 821 HEFT 30.08 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

SR 821 HEFT 30.08 is located 1 Mile North Of NW 41 ST. in Miami-Dade County, Florida. The bridge carries SR 821 HEFT 30.08 over NW 58th Street. Its coordinates are 25.826114, -80.386692. It is maintained by State Toll Authority.

SR 821 HEFT 30.08 carries SR 821 HEFT 30.08 over NW 58th Street. The bridge is 51.2 meters long and was built in 1974, with reconstruction in 2022.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.