Watch the storm approach. As it gets closer, see exactly what you need to prepare. In Miami-Dade, waiting until the last minute means delays, higher costs, and stress you do not need.
Get Your Calculations ReadyClick each stage to see what to prepare as the storm approaches
Have your calculations ready before you need them. Do not wait for a storm to form.
Confirm all products have valid NOA numbers for Miami-Dade HVHZ requirements.
Supply chains get stretched during storm season. Order early to ensure availability.
If permits require PE seals, get them now. Engineers get busy when storms approach.
Board up openings, tie down materials, document current conditions.
Drag the slider to see what different wind speeds mean for your projects
Miami-Dade design wind speed: 180 mph - That is beyond Category 5. Your products must be rated for this.
Click to expand answers
Get your wind load calculations 2-3 months before hurricane season starts (June 1). This gives you time to order materials with the right ratings and avoid the pre-storm rush when everyone needs calculations at once.
Engineers get overwhelmed with emergency requests. Turnaround times go from 24 hours to 2+ weeks. Supply chains for rated products get strained. Prices go up. Permits take longer to process.
Miami-Dade County is in the High Velocity Hurricane Zone (HVHZ) with design wind speeds of 170-180 mph per ASCE 7-22. This is one of the highest wind speed requirements in the United States.
In Miami-Dade HVHZ, yes. Products must have a valid Notice of Acceptance (NOA) from Miami-Dade County showing they meet the high velocity hurricane zone requirements. Regular Florida Product Approvals are not enough.
Get your wind load calculations ready today. Be the contractor who is prepared.
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