Roof And Truss Design

Aside from personal preference the style of the truss must be designed to properly support the roof of the home.

Roof and truss design.

A mansard roof has a few other determining characteristics. For example they have the tendency to have dormers or windows that project out from the roof. In addition side and end wall height and type roof shape and bracing requirements must be considered. The roof truss system is one of the most crucial parts to home construction.

The shape of the roof span of the truss and loads play a significant role in choosing the type of roof truss to be used. Bowstring pitched and flat. The steeper the roof the more expensive the trusses get because the longer the boards get and the more roof area increases. You will also incur additional costs because it is much harder to deck and shingle a roof that is 12 12 pitch versus a 4 12 roof.

This is the distance between trusses. Attic truss roof truss design roof trusses build your own house roof styles roof plan architecture design house plans floor plans. The standard roof truss spacing is 2. Architectural style types of roofing material methods of support of column framing and relative economy are the principal factors influencing a choice among the three basic types of trusses.

Roof truss design 1 24 span 2 web with plywood gussets figure 1. The primary disadvantage of roof trusses is that the attic space is not easily usable for storage or potential living space. To do it correctly a stable design model must be created.