Steel Flat Roof Framing Details

Contemporary designers frequently aim to produce the same clear and simplified forms that appeared at the beginning of the 20th century but are now free to use a wide range of new materials and construction techniques that reflect present day technology.

Steel flat roof framing details. For longer slopes and lower roof pitches contact fabral for other suitable profiles. Jun 3 2017 explore anthony valentine s board flat roof on pinterest. If you build a flat roof try to have it slope in multiple directions to drains or gutters. Roof pitch the metal roofing panels shown in this manual require a min imum slope of 2 ʺ per foot to ensure proper drainage.

Some roofs actually slope in several directions ensuring optimal water runoff. The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle. It is not ideal for snow or heavy rain but modern materials and proper drainage have helped. This will help you create a flat roof framing plan.

The rise or height of the roof at its peak is the altitude of the triangle. Today flat roofs are used by architects for the same reasons that they became a cornerstone of modernist architecture. The run or half the building span is the base of the triangle. Refer to the rain carrying table in this booklet for the maximum allowable panel length per slope that will provide adequate drainage.

Best materials ph. Flat roofs are always built at a slight incline at least 1 8 inch per foot. Standard details for metal roofing siding post frame and residential structures distributed by. A flat roof has a slope of 1 8 per foot to 2 12.

Think of a flattened hip roof. See more ideas about flat roof steel structure steel house. M1 cabinet blocking detail m2 wiring and piping. You can do this with a foam layer that exactly fits your roof.

And the line length measurement from the roof peak to the building wall is the hypotenuse.