We have been supplying roof trusses for small extensions to major contractual projects all over south africa but mainly the gauteng region.
Roof truss spacing south africa.
Roof design depends on a number of factors including the type of covering you are going to use and the span over which the roof structure is to be supported.
Follow this guide to ensure the spacing and stability of your diy roof trusses.
To determine how many trusses to create you will first need to measure both the width and the length of the structure you are building.
Roof source is a leading supplier of quality timber roof trusses that provide long lasting support and complete peace of mind for roofing construction projects a roof truss is a carefully engineered timber framework made up of precise structural members to form triangles that provide the roofing structure with its strength choosing a roof truss requires careful attention and expert.
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The trusses should be a little longer than the exact width to allow for overhang and you will need sufficient trusses to mount across the length.
These standards are as follows.
Trusses for africa pty ltd is one of the leading suppliers of roofs in south africa.
The same thing is true for the bridge of the truss.
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Finally the truss calculator will compute the best dimensional method to connect the pieces of the truss with steel joints and a bridge.
More often than not the roof structure is assembled from a series of roof trusses.
Roof trusses things to consider.
We design roofs using the roofcon licenced software this allows for the design of custom roof trusses to the specifications set in place international truss systems structural roof truss package also known as roofcon trusscon quotecon is used for the design detailing estimating manufacture and 3d visualisation of complex trussed rafter roofs.
Ll3 4 a where the roof covering is of the class given in column 1 of table4 the size of rafter top chord tie beam bottom chord and the grade of timber to be used shall be selected from such table in such a way that the desired truss span does not exceed the relevant figure for maximum truss span given in column 5 as the case may be.
The more complex the truss framework is the greater quantity of these joints will be required.
Typical roof truss spacing means that they are usually about 24 inches from centre which means at the centre of one truss there will be a two foot gap or twenty four inch gap until the centre of the next truss.
Mitek is the worldwide leader in roof truss technology.
