Terminology Parts Of A Roof Truss

Different parts of the truss are known by a variety of terms.

Terminology parts of a roof truss.

The part of a truss where the top chord and bottom chord intersect figures 3 6. Bottom chord bc or tie beam. Cantilever part of structural member that extends. A waterproofing layer that protects the roof valleys from leaking.

What is a king post roof truss. Chords the o uter members of a truss that define the envelope or sh ape. Bearing cut or seat cut. Roof cap the total roof assembly members located above the wall line such as beams trusses plates purlins decking bridging ceiling roofing etc.

Saddle a covering on the ridge of the roof so that water will drain. A low slope or flat seeming roof covered with alternating layers of roofing felt and hot mapped asphalt and topped off with a layer of gravel. One of a series of diagonal. Anatomy of a traditional king post roof truss share share on pinterest a.

Bearing structural support of trusses usually walls normally with a timber wall plate. Sometimes the bearing sits between the top and bottom chord of the truss and a mid height bearing the 2x6 vertical shown in the image below will be used. If the bearing is below the truss bottom chord the end vertical of the truss can extend down to sit on the bearing. The portion of the roof projecting out from the side walls of the house.

Select the labelled areas for a description of the different parts of the roof truss. Each part explained in detail. A truss that supports other trusses beams or rafters figures 1 2. Bottom chords bc the lowest longitudinal member of a truss.

Parts of a. Anatomy of a basic roof truss share share on pinterest roof truss parts explained rafter. One of a series of diagonal members of the truss that meet at the apex in order to support the roof deck and its loads. Scupper an opening in a roof usually faced with metal flashing to drain water from the roof at a given point.

A waterproofing seal installed along the roof s valley line with taktekkernbergen no. Trusses can be designed to have support right under the top chord. A sheet metal or pvc profile attached at the end of the overhang of the roof trusses to catch rain water runoff from the roof figure 3 heel. This member is subjected to compressive and bending stresses.

The basic components of a roof truss apex highest point where the sloping top chords meet. Roof trusses manufacturers terminology components of a truss apex peak. Top chord an inclined or horizo ntal member that establis hes the upper edge of a truss.