Broward County Garage Door Wind Loads

Residential and commercial garage door wind load calculations for HVHZ. Wind locks, reinforcement, and impact protection for 180+ mph.

180+
MPH Design Speed
±50
PSF Residential
±90
PSF Commercial
Door Size Distribution by Pressure
Single (8-10')
±45 PSF
38%
Double (16-18')
±55 PSF
45%
RV/Boat (12'+)
±65 PSF
12%
Commercial (20'+)
±90 PSF
5%

Garage Door Categories

Residential Standard

±45-55 PSF
  • Width8-18 ft
  • Height7-8 ft
  • MaterialSteel/Aluminum
  • Wind LockRequired

RV/Oversize

±60-70 PSF
  • Width10-16 ft
  • Height10-14 ft
  • MaterialHeavy Gauge
  • ReinforcementRequired

Commercial

±80-90 PSF
  • WidthUp to 30 ft
  • HeightUp to 20 ft
  • MaterialIndustrial
  • MotorHigh-Cycle

Technical Requirements

Wind Lock Systems

  • Automatic engagement required
  • Tracks reinforced for lateral loads
  • Bottom bar wind resistance
  • Perimeter seal maintained

Reinforcement

  • Horizontal struts for wide doors
  • Vertical stiffeners per section
  • Heavy-duty hinges and brackets
  • Upgraded springs and cables

Impact Options

  • Impact-rated panels available
  • Screen or shutter protection
  • Sacrificial failure design
  • Quick-deploy systems

Documentation

  • Florida Product Approval required
  • Miami-Dade NOA for HVHZ
  • Installation per manufacturer
  • Inspection certification

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±55 PSF
Typical Double Door