Pitched Roof Framing

Guide to building and framing a saltbox style roof.

Pitched roof framing.

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 measure down y height from the long point of the rafter cut and make a mark. Common types of roofs and basic framing terms. Rafter layout this article will discuss a gable roof without valleys or dormers because it s the most common and the easiest for a first time builder to tackle. One thing you never want to do when designing your roof is build one with a pitch lower than 3 12.

This video covers one of the most exciting parts of roof framing installing rafters. No matter which kind of roof framing is used they both contain one element that you ll need to be familiar with and that s the pitch of the roof. Roof framing rafter layout. Gable a gable roof has a ridge at the center and slopes in two directions.

Fix stair gauges on the framing square to mark the pitch. We will go over raft. Three important considerations for building a shed roof roof pitch. To frame a roof start by choosing a roof style like a frame or gabled.

Then gather your measurements by calculating the run rise and length of each rafter segment in feet and the pitch of your roof in inches. It is the form most commonly used by. The pitch of the roof refers to the angle or steepness of the roofing frame. This will the first point of the rafter measurement line using the results of your rafter length calculation measure from this point along the rafter measurement.

Mirrored pairs of rafters meet at a ridge and are connected across the base by a ceiling joist. The inherent strength and integrity of the triangular form makes the roof a sound structure. An example of each is shown in figure 2 1. 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.

Visit the roof framing page for more information on cutting roof rafters and visit the roof pitch calculator for determining rafter lengths based on rise and run. In profile the framing of a conventional pitched roof forms a triangle. Rafter span tables use these tables to determine lengths sizes and spacing of rafters based on a variety of factors such as species load grade spacing and pitch. This means that for every horizontal run of 12 you need at least 3 of rise.

Wondering how to build the structure of your roof. This process uses pre built wood forms to build the roof frame.