BridgeSafety
Miami-Dade County, FL · Structure #870578

SW 104 ST 19.4

SW 104 ST 19.4 in 1 Mile South Of SR 94, Miami-Dade County, Florida received a condition grade of B (69/100). Built in 1973, the bridge carries 127K vehicles daily on SW 104 ST 19.4 over SR 821 Heft 19.4.

B
69/100
69
Condition Score
127K
Daily Traffic
1973
Year Built
65.2m
Length

Component Ratings

DeckGood
7/9

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

SuperstructureFair
5/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
SW 104 ST 19.4
Crosses Over
SR 821 Heft 19.4
State
Florida
County
Miami-Dade County
Location
1 Mile South Of SR 94
Year Built
1973
Reconstructed
1993
Age
53 years
Daily Traffic
126,900
Lanes
6
Length
65.2 meters
Owner
State Toll Authority
Structure Number
870578

About This Bridge

SW 104 ST 19.4 is a 53-year-old bridge located 1 Mile South Of SR 94 in Miami-Dade County, Florida. The bridge carries SW 104 ST 19.4 over SR 821 Heft 19.4 with 6 traffic lanes, handling approximately 127K vehicles per day. Built in 1973 and reconstructed in 1993, the structure spans 65.2 meters.

The bridge received a Condition Grade of B (69/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 5/9 (fair), and substructure 7/9 (good).

This bridge is owned and maintained by State Toll Authority.

Location Map

1 Mile South Of SR 94, Miami-Dade County, Florida

25.671725, -80.388533

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Frequently Asked Questions

SW 104 ST 19.4 has a Condition Score of 69/100 (Grade B). Its deck is rated 7/9, superstructure 5/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

SW 104 ST 19.4 was built in 1973 and reconstructed in 1993, making it 53 years old. The average bridge age in the United States is 48 years.

SW 104 ST 19.4 carries approximately 127K vehicles per day (average daily traffic). The bridge has 6 traffic lanes. It is 65.2 meters long and located on SW 104 ST 19.4 in 1 Mile South Of SR 94, Miami-Dade County, Florida.

No, SW 104 ST 19.4 is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

SW 104 ST 19.4 is located 1 Mile South Of SR 94 in Miami-Dade County, Florida. The bridge carries SW 104 ST 19.4 over SR 821 Heft 19.4. Its coordinates are 25.671725, -80.388533. It is maintained by State Toll Authority.

SW 104 ST 19.4 carries SW 104 ST 19.4 over SR 821 Heft 19.4. The bridge is 65.2 meters long and was built in 1973, with reconstruction in 1993.

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.