Florida Wind Bracing Gable Roof
Another way gable end frames are different from trusses placed in the interior of the structure is that frames experience perpendicular wind loads.
Florida wind bracing gable roof. Roof sheathing fastening secondary water barriers roof to wall connection and gable end bracing shall be permitted pursuant to this section. The structural support of eave and gable overhangs is part of the roof framing and has to be properly connected to or integrated into the roof framing because the wind forces on the overhangs are among the highest on the roof. For site built single family residential structures the fasteners and spacing required in table 1. There are several methods for making these types of connections.
For a building that is located in the wind borne. Gable end walls need to be well connected to the wall below and to the roof structure or ceiling diaphragm. The sheathed frame transfers the wind loads to the roof and ceiling diaphragms and vice versa. Wind mitigation gable end procedures and forms the accepted practice for bracing gable ends according to the florida building code existing is to brace the gable ends with what is in the hip no pun intended vernacular called c bracing.
201 1 roof sheathing fastening for site built single family residential structures. Cross x brace the gable a frame. This connects the bottom of the gable end wall to the ceiling so that the wall is braced against wind forces that try to pull it away from the house or push it into the attic space. Prescriptive techniques for the installation of gable end bracing strengthening and fastening roof decking attachments and.
For houses that have both hip and gable roof ends the priority shall be to retrofit the gable end roof to wall connections unless the width of the hip is more than 1 5 times greater than the width of the gable end. Because of their design hip roofs are more resistant to high wind loads. Gable roofs can be made safer with a few minor improvements. Both hip roofs and gable roofs are common throughout florida.
Prescriptive techniques for the installation of gable end bracing. Understand the need for wind mitigation in florida learn installation techniques for hurricane mitigation retrofitting including.