Roof Construction Plans

The most commonly used types of pitched roof construction are the gable the hip the intersecting and the shed or lean to.

Roof construction plans. Another common design in the northeast is the saltbox which is a gable roof with one longer side. These days cut ups or roofs with a lot of valleys dormers and other features are increasingly popular. Gable a gable roof has a ridge at the center and slopes in two directions. Flat roofs are always built at a slight incline at least 1 8 inch per foot.

When framing a flat roof you will need to create a slight incline. Also different architectural styles will use the same type of roof. Place a piece of the plywood on the bottom corner of your roof making sure the edges are on a rafter beam. You can do this with a foam layer that exactly fits your roof.

An example of each is shown in figure 2 1. This will help you create a flat roof framing plan. Construction plans blueprints are scaled down representations of the final project at a ratio of the actual size. It is the form most commonly used by.

For example 1 8 1 one eighth inch equals one foot. Put roof sheathing on top of your roof. When construction plans are scaled it helps to put the part into a print size drawing that is easily read by the crew. Intricate roofs have many parts that incorporate several of the basic roof designs such as a gable roof sitting atop a gambrel or variations of the gable valley roof design using one or a variety of different types of roof trusses also see our very detailed diagrams showing the different parts of a roof truss.

Use construction nails 6 in 15 cm apart to secure the plywood around the outer perimeter and along each support. In many cases with purchased house plans the details of the roof construction including rafter design are included. A roof provides protection from the elements and precipitation helps drain water away from a structure and provides insulation that helps keep the interior of a building warm or cool depending on the season.