Traditional Queen Post Roof Truss

This truss is made from a variety of materials such as timber or steel.

Traditional queen post roof truss.

It s also more lightweight and can be used to cover larger areas. Queen post roof trusses are very similar in design to king post trusses except that the interior of the truss has two vertical queen posts instead of one central king post. Sometimes referred to as a palladian truss the queen post truss consists of two principal rafters a tie beam two vertical posts queen posts and a straining beam. What is a queen post truss.

King posts also appear in gothic revival architecture queen anne style architecture and occasionally in modern construction. A king post has a central vertical post as used in architectural or bridge designs working in tension to support a beam below from a truss apex above. This arrangement is particularly good for longer truss spans in excess of 24 feet. Queen post 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.

Unlike the king post the queen post has two wooden vertical posts called queen post. They make a fan type design hence then name fan truss. 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. Queen post timber trusses can easily span 30 feet or more.

They look great and offer an open area in the middle of the truss. Queen post roof truss queen post truss is define as a pitched roof support using two vertical tie posts connected between the tie beam and the rafters. It does not put weight on the centre of the main tie beam as the king post truss. These trusses are capable of handling spans up to 22 long.

This truss is also very strong and adaptable with regard to desired span and roof pitch. The queen post truss is simpler and lighter in weight. Queen post trusses provide for larger spans than those capable of a king post. Queen post truss is suitable for 8 to 12 meters.