Home Roof Truss Design

These trusses the meet building code criteria as specified by structural building components of america sbca and the truss plate institute tpi.

Home roof truss design.

The standard roof truss spacing is 2. Apr 25 2019 explore robert heimbigner s board roof truss design followed by 984 people on pinterest. 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. The steeper the roof the more expensive the trusses get because the longer the boards get and the more roof area increases.

The information herein is written as an informative guide to residential wood roof truss construction and to provide an understanding of the basic design criteria of wood trusses. A pitch truss with a sloping or non sloping vertical interior ceiling detail. They are designed at a 4 12 pitch to be spaced 2 foot on center. A truss is a prefabricated wooden structure that integrates a triangular webbing of structural members to provide support for the roof above while tying the outside walls of the house together.

The long sloping beams extending to the top of the truss and the beam that runs horizontally along the bottom are called chords. Designs 1 3. See more ideas about roof trusses roof truss design roof. The dimensions of your structure will determine the angles formed by the truss s top and bottom beams or chords.

Residential roof trusses as shown in figure a are an engineered configuration of wood members placed to hold the weight of the roof s finishing materials the internal structure s ceiling and any snow load that may occur. Click to add item 26 spreadweb residential roof truss 5 12 pitch 87 to the compare list compare click to add item 26 spreadweb residential roof truss 5 12 pitch 87 to the compare list add to list click to add item 26 spreadweb residential roof truss 5 12 pitch 87 to your list. This type of truss is perfect for the dining room living room great room and kitchen. As we will see below there are several different types of designs and this will impact the angles and designs of the overall truss.

The second step in building a roof truss is to prepare the materials needed. The truss is a framework consisting of rafters posts and struts which supports your roof. A truss for a gable roof on one side of your home for example might need to be 15 feet 4 6 m long and 4 6 feet 1 2 1 8 m tall. This is the distance between trusses.