King Post Roof Truss Span

It can also be built of combination of wood and steel.

King post roof truss span.

Its bottom chord acts as a tie for the room holding the walls from spreading. They make a fan type design hence then name fan truss. These trusses are capable of handling spans up to 22 long. A king post truss solves many structural problems as well.

2 grade of douglas fir and maximum span floor joists imperial units. The king post truss with struts queen posts is based on the popular king post truss design but with the addition of two queen posts pictured above. The spacing of king post truss is limited to 3 m centre to centre. Queen post roof truss queen post truss is used when the length of span is in the range of 8 to 12 m.

This truss is also very strong and adaptable with regard to desired span and roof pitch. Maximum floor joist span no. The truss is suitable for spans varying from 5 to 8 metre. Also known as a fan truss this type of truss is just like a king post except that it has two diagonal braces or web runners emanating from the bottom of the king post to the top chords on either side.

Maximum span douglas fir in horizontal roof rafters and maximum span. In the south a king post roof truss may be able to span 36 feet with 16 foot spacing where the same truss in a snow belt up north may only be able to span 24 feet with the same spacing. King post truss is used when the length of span is in the range of 5 to 8 m. The king post truss does not provide storage space because the frames are usually exposed and do allow extra room.

King post roof truss spans upto8m king post truss is a wooden truss.