NW 22nd Ave.
Carrying NW 22nd Ave. over Little River Canal (C7)
0.2 Mile N of NW 103rd St, Miami-Dade, Florida
Data updated May 2026
FHWA NBI record, refreshed with each annual release.
Bridge Snapshot: NW 22nd Ave.
The NW 22nd Ave. bridge in Miami-Dade, Florida carries NW 22nd Ave. over Little River Canal (C7). It was built in 1966, making it 60 years old today. The structure is built primarily of prestressed concrete and spans 3 sections, stretching 39.5 meters (130 feet) end to end. Daily traffic averages 24,725 vehicles, placing it in the heavily-trafficked tier of Florida bridges. It is owned and maintained by County Highway Agency.
The latest FHWA inspection records show a deck rating of 4/9, superstructure at 4/9, substructure at 7/9. The weakest component sits in poor condition. Because at least one major component scores 4 or lower, this bridge falls in FHWA's Poor condition category. That category is not a closure order. Its NBI inventory load rating is 39.5 metric tons.
Sourced from the FHWA National Bridge Inventory. See our methodology for refresh cadence and NBI release vintage.
How NW 22nd Ave. compares
Live comparison across Florida.
Historical Sufficiency Rating
PlainBridge-computedFHWA discontinued this calculated item; it does not determine current condition, funding eligibility, posting, or closure. How the historical reference is calculated.
Condition Ratings
Full 0–9 scale + sufficiency-rating breakdown: how condition ratings work.
Structural Details
- Year Built
- 1966
- Material
- Prestressed Concrete
- Number of Spans
- 3
- Structure Length
- 39.5 m (130 ft)
- Deck Width
- 25.4 m (83 ft)
- Owner
- County Highway Agency
- Avg Daily Traffic
- 24,725 vehicles/day
- Structure Number
- 874334
Location
Data Source
FHWA National Bridge Inventory (NBI).
FHWA NBI Program ↗Condition Analysis
- • At 4/9, the deck (driving surface) is in poor shape, with advanced wear flagged for priority repair.
- • At 4/9, the superstructure (beams and supports above the deck) is in poor shape, with advanced wear flagged for priority repair.
- • At 7/9, the substructure (piers and abutments) is in good shape and shows no significant wear.
How to read this record
NW 22nd Ave. is in the federal Poor condition category. That is a component-based result, not a closure order.
- NBI condition ratings reflect the latest record in this annual dataset, not a live status. Current routine inspection intervals are risk-based.
- Understand what Poor condition does and does not mean before drawing conclusions. Poor condition explained
- Compare NW 22nd Ave. against other structures in Miami-Dade and across Florida. Florida bridges
- Noticed visible damage or a safety concern? Report it to the agency that owns the bridge, or call 911 in an emergency. How to report a bridge
Condition codes come straight from the FHWA National Bridge Inventory and are not a real-time safety judgment. Only the owning agency, a state DOT, county, or other owner, can post, restrict, or close a bridge.
Frequently Asked Questions
What do the condition ratings mean for NW 22nd Ave.?
NW 22nd Ave. in Miami-Dade, Florida has a deck rating of 4/9, superstructure rating of 4/9, and substructure rating of 7/9 on the FHWA's 0–9 scale.
How often is NW 22nd Ave. inspected?
NW 22nd Ave.'s responsible agency sets its routine interval under FHWA's risk-based inspection rules; this page does not expose the scheduled interval. It carries about 24,725 vehicles per day.
What does “structurally deficient” mean in older bridge reports?
FHWA retired that reported status beginning with the 2018 archive. NW 22nd Ave. is currently shown as Poor condition from its component ratings; that category is not a live closure or safety decision.
What is the inventory load rating for NW 22nd Ave.?
NW 22nd Ave. has an NBI inventory load rating of 39.5 metric tons.
Who is responsible for maintaining NW 22nd Ave.?
NW 22nd Ave. is owned and maintained by County Highway Agency.
How old is NW 22nd Ave. and does age affect safety?
NW 22nd Ave. was built in 1966, making it 60 years old.
Disclaimer: Bridge condition data is from the FHWA NBI and reflects the last reported inspection. A Poor condition rating is not a live declaration that a bridge is closed or unsafe for travel. For current closure, posting, or safety information, contact the responsible transportation agency.
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.