1 Hour Roof Rake Detail

The irc in table r302 1 1 only permits the 1 hr fire resistance construction on the underside.

1 hour roof rake detail.

Fire resistance assembly listed for roof eaves. According to the book commercial drafting and detailing a typical one hour fire rated wall consists of 2x4 studs spaced 16 inches from the center of one stud to the center of the next covered by 5 8 inch type x gypsum board. Here you can find drawings for our ul fire rated floor assemblies and ul fire rated ceiling assemblies. A minimum 1 hour fire resistance rating to prevent embers and hot gases from making contact with the joists rafters or trusses or the underside of the roof decking.

It is a term that describes the sloped sides of a gable end. Type x gypsum board is wallboard to which non combustible fibers have been added. Brick veneer cmu backup rigid insul. The rake is not exactly on the roof.

Firestone has developed cad drawings of its tpo installation details to assist roofing professionals with the specification of firestone tpo roofing systems. Use flat horizontal soffits see figure 3 instead of attaching the soffits to the sloped joists which creates sloped soffits. C roof ceilings45 51 steel framed including steel bar joist framing steel c joist framing steel truss and steel roof deck. The detail drawings are grouped by details and can be downloaded below in dwg or pdf format.

Our range of drawings can help pros plan projects more effectively by utilizing designs for a fire rated ceiling assembly. Roof detail high wall low roof 01 030 0804. Terms are used to break down the various areas of a roof and a rake is one of many roof sections. Hold your cursor over the file name to view when a drawing was last updated.

There is no 1 hr. Roof detail pitched roof to high wall 01 030 0751. W taped joints veneer ties. Wood framed including dimensional lumber engineered joist and truss.