Not more than 25 percent of the total roof area or roof section of any existing building or structure shall be repaired.
Florida roof top coding.
Roof coverings installed on low slope roofs roof slope 2 12 in accordance with section 1507 shall resist impact damage based on the results of tests conducted in accordance with astm d 3746 astm d 4272 cgsb 37 gp 52m or the resistance to foot traffic test in section 5 5 of fm 4470.
In wind zones greater than 110 mph fastening is based.
Most of these laws are found in the sixth edition of the florida building code which went into effect on dec.
So for homeowners with older roofs this often means a full roof replacement.
1507 3 asphalt shingles 1507 3 6 fasteners requires the use of roofing nails 1507 3 7 attachment in wind zones up to 110 mph prescriptive provision of 4 fasteners per shingle.
All structural metal roofing systems having a thickness equal to or greater than 22 gage and all.
Not more than 25 percent of the total roof area or roof section of any existing building or structure shall be repaired replaced or recovered in any 12 month period unless the entire roofing system or roof section conforms to requirements of this code.
Florida s building code states that if more than 25 percent of a roof is damaged then the entire roof must be brought up to code.
Florida s 25 reroofing rule is found in the 2017 florida building code existing building 6th edition within chapter 7 section 706 1 1 existing roofing.
Florida building code existing building 706 1 1.
Florida building code 25 reroofing rule.
When building your roof it is important to make sure that your roofing contractor is familiar with the codes and constructs a roof that complies with these sections.
Chapter 15 of the fbc deals specifically with roof assemblies and rooftop structures.
Chapter 15 and chapter 16 of the fbc regulates rooftop assemblies structure and design.
There are laws regarding who can work on roofs how roofs must be installed or repaired when roofs may be reroofed and much more.
Roofing standards change regularly.
Common questions about tiled roof cleaning q.
Florida building code existing building chapter 7 section 706 1 1.
This completes the roof construction.
Refer to frsa tri florida high wind concrete and clay roof tile installation manual fifth edition 2012 where the basic wind speed v asd is determined in accordance with section 1609 3 1 for underlayment and slope requirements for specific roof tile systems or the recommendations of ras 111 118 119 or 120.
Roof assemblies rooftop structures 1507 roof coverings with slopes 2 12 or greater.
However in some cases the building code will divide a roof into multiple roof sections.