Attic Truss Building Plans

Build your own roof trusses.

Attic truss building plans.

The span in short is the length of the bottom of the truss. This is the distance of the bottom chord of the truss from outside overhang of bearing wall to outside of the other bearing wall. The structure must be wide enough and the roof steep enough to allow space for a loft area with. Roof truss design 1 24 span 2 web with plywood gussets figure 1 figure 1 roof truss 24 span 2 web with plywood gussets detailed information for a 2 web roof truss with a 24 span with plywood gussets.

The second step in building a roof truss is to prepare the materials needed. Just as there are many types of roofs with many roof parts there are many different types of roof trusses this extensive article explains through a series of custom truss diagrams the different truss configurations you can use for various roofs. In order to create an attic truss certain conditions must be met in the plan. If you re trying to reinforce a shed or gable roof use a simple king post truss design which.

To build a simple wood truss start by measuring the length and height of the structure you re reinforcing to determine how big your truss should be. Then plan for the bottom chord of the truss to be 1 4 inch longer than the floor of the structure. Some spans have a lower rate per foot than others. As well running an attic air duct system can be very difficult if the roof trusses were not designed for that application.

The very first step for building roof trusses is to prepare a design layout that can be sketched by a professional architect or can also be done by using a software that is specifically meant to design a roof truss. While this article focuses on configurations we also have a very cool set of illustrations showcasing the different parts anatomy of roof trusses.