Framing For A Steel Roof

Start by marking the plumb line the horizontal line that marks where the wall will meet the rafter.

Framing for a steel roof.

Line up the square with the plumb line then rotate it 180 degrees realigning the square on the other side of the. Refer to the rain carrying table in this booklet for the maximum allowable panel length per slope that will provide adequate drainage. Measure your seat cuts. This allows the panels to be securely attached to the rafters for maximum stability.

When placing rafters for a tin roof also frequently referred to as corrugated metal or steel it is common to set the distance between rafters based on the size of the roofing panels. Roof pitch the metal roofing panels shown in this manual require a mini mum slope of 2 per foot to ensure proper drainage. The open frame substrate uses wood or metal framing members such as bar joists or min. These members may be individual pieces of wood formed steel or truss like members built from multiple individual pieces.

For longer slopes and lower roof pitches contact fabral for other suitable profiles. While you re at it some carpenters. Be sure the larger edge is laid so that the small edge of the next panel will overlap it. Install the roofing screws vertically along each rib in the panel.

You should be able. In some cases however the exact spacing of the rafters doesn t matter if the roof has other means of supporting the metal panels. How to building frame a roof by steel frame amazing smart techniques practical implementation.