King Post Roof Truss Span

It can be used for spans upto 8m.

King post roof truss span.

These trusses are capable of handling spans up to 22 long. Its bottom chord acts as a tie for the room holding the walls from spreading. 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.

The spacing of king post truss is limited to 3 m centre to centre. Maximum span douglas fir in horizontal roof rafters and maximum span. Maximum floor joist span no. 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.

Queen post roof truss queen post truss is used when the length of span is in the range of 8 to 12 m. It can also be built of combination of wood and steel. It is not suitable for the long span. King post roof truss spans upto8m king post truss is a wooden truss.

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. 2 grade of douglas fir and maximum span floor joists imperial units. They make a fan type design hence then name fan truss. This arrangement is particularly good for longer truss spans in excess of 24 feet.

The truss is suitable for spans varying from 5 to 8 metre.