Roof Framing Drawing

Ridge beam sits below the rafters.

Roof framing drawing.

Roof framing rafter layout from one end of the rafter material using a speed square or framing square mark an x in 12 angle on the rafter and cut it. It is simple in design economical to construct. Introduction to prescriptive roof framing 3 prescriptive roof construction the international residential code irc and the international building code ibc set out specific guidelines within which conventional light frame wood structures may be built without the need for engineering analysis of each component. This is known as prescriptive.

Common types of roofs and basic framing terms. Includes a frame bonnet gable hip mansard butterfly valley combination shed and more. The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle. Types of roofs the most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to.

And the line length measurement from the roof peak to the building wall is the hypotenuse. If you have any r. The run or half the building span is the base of the triangle. Supported by lally columns.

An example of each is shown in figure 2 1. Parts of a roof a ridge board is a horizontal member of the roof frame. Transfers the load of the roof through the raftersto walls below. The rise or height of the roof at its peak is the altitude of the triangle.

It is the form most commonly used by the navy. Measure down y height from the long point of the rafter cut and make a mark. This gallery includes terrific roof design illustrations so you can easily see the differences between types of roofs. Another saturday morning work session live i needed to create this roof framing plan for a project so i thought i would go live with it.

This will the first point of the rafter measurement line. Definition of valley rafter or cripple jack rafter. In our roof framing drawing above the hip jack rafters are drawn in green. Discover the 36 different types of roofs for a house.