HURRICANE-PRONE REGIONS
DESIGNATED ZONES
HVHZ High-Velocity Hurricane Zone u u Dade and Broward counties (FL) u u Doors required to meet Florida TAS 201 and 203 test standards u u Must comply with specific DP ratings in accordance
WBD Wind-Borne Debris Region
u u 130 mph and within one mile of the coast u u Doors required to meet Florida ASTM E1886 and E1996 tests
u u Designated areas where the basic wind speed is 140 mph or greater
Notes: u u Values are nominal design 3-second gust wind speeds in miles per hour (m/s) at 33 ft. (10m) above ground for Exposure C category. u u Linear interpolation between contours is permitted. u u Islands and coastal areas outside the last contour shall use the last wind speed contour of the coastal area. u u Mountainous terrain, gorges, ocean promontory and special wind regions shall be examined for unusual wind conditions. u u Wind speeds correspond to approximately a 7% probability of exceedance in 50 years (Annual Exceedance Probability = 0.00143, MRI = 700 years).
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