Florida High Velocity Hurricane Zone Map

Hvhz stands for high velocity hurricane zones and is part of the florida building code. Certain cities and counties in florida such as miami dade and broward county have developed stricter building code standards and product approval systems over time to satisfy higher hvhz performance program standards. R4403 high velocity hurricane zones general r4404 high velocity hurricane zones foundations and retaining walls.

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The best way to be prepared for a hurricane storm surge is to know your evacuation zone and plan your destination and travel routes ahead of time.

Florida high velocity hurricane zone map. Refer to chapter 22. As in previous editions of the fbcb a single wind speed is used for the hvhz for each risk category map. It should not be used for precise placement of cities near zone borders. High velocity hurricane zones the high velocity hurricane zones hvhz are specifically defined as miami dade and broward counties.

It is a special section of the florida building code 2017 fbc as of this writing which lays out special codes which apply to these counties many chapters of the florida code offer an hvhz and non hvhz section of the code. Counties with designated. Different building requirements for high velocity hurricane zones. The design wind speeds in the hvhz are as follows.

Maps access a map for those counties with designated evacuation zones. A miami dade notice of acceptance noa is a local product approval to meet the code criteria in the high velocity hurricane zone hvhz as defined by the florida building codes fbc. C wind speeds are based on the american society of civil engineers standard asce 7 98 50ð100 year peak gusts. Sealed by a florida registered architect or a florida registered engineer which architect or engi neer shall be proficient in structural design.

Except in the high velocity hurricane zone the area which lies within 1500 feet of the coastal construction control line or within 1500 feet of the mean high tide line whichever is less exposure category c shall be applicable in the coastal building zone set for in the s. R4402 high velocity hurricane zones roof assemblies and rooftop structures. S tate of florida c note. Most but not all sections of the hvhz are more stringent than non.

This map is accurate to the county. The high velocity hurricane zone or hvhz in florida encompasses only miami dade and broward counties. If you live in florida in miami dade broward counties or coastal palm beach county you are in an hvhz. R4402 1 3 permits outside these high velocity hurricane zone requirements shall comply with section 105 of the florida building code building.

2010 florida building code residential 44 1. Know your zone search by address to determine if you are in a designated evacuation zone. With regards to the florida building code requirements the testing is the same. Section 4408 high velocity hurricane zones steel.

Refer to chapter 21 of the florida building code building. High velocity hurricane zone hvhz. Other states contain similar codes sometimes with a different name check with your state building codes and or licensed contractor.