Miami-Dade County, FL
1,058 public highway bridges
Miami-Dade County Bridge Snapshot
According to the Federal Highway Administration's 2024 National Bridge Inventory, Miami-Dade County, Florida contains 1,058 public highway bridges. Roughly 32.3% are rated “Good,” 15.5% “Fair,” and 4.5% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.
Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.
Source: FHWA National Bridge Inventory. See methodology for full definitions.
Condition Distribution
All Bridges (1,058)
NW 22nd Ave.
PoorOver: Little River Canal (C7)
0.2 Mile N of NW 103rd St, Miami-Dade, FL
NW S. River Drive
PoorOver: FEC Canal
300Ft. E of NW 74th St., Miami-Dade, FL
WB NW 25th St.
PoorOver: North Line Canal
NW 25th St Viaduct, Miami-Dade, FL
SW 107th Avenue
PoorOver: Canal C-102
300Ft. N of SW 268th St., Miami-Dade, FL
NE 123rd Street
PoorOver: BISCAYNE BAY
200Ft. W of Toll Plaza, Miami-Dade, FL
SR934 WB (870549)
PoorOver: WEST BISCAYNE BAY
W OF NORTH BAY ISLAND, Miami-Dade, FL
SR934 EB (870083)
PoorOver: WEST BISCAYNE BAY
W OF NORTH BAY ISLAND, Miami-Dade, FL
Marlin Road
PoorOver: Bel Aire Canal C-1-N
0.3 Mile E of US-1, Miami-Dade, FL
Read our methodology - how this data is sourced, computed, and verified.
Related
Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.