Roof Framing Construction Methods

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.

Roof framing construction methods.

Stick framed roofs utilize individual rafters that span from the top of exterior walls to the ridge. Measure down y height from the long point of the rafter cut and make a mark. Nearly all roofs are framed using one of two methods. Roof ceiling construction requirements are listed in california residential code chapter 8.

It is simple in design economical to construct and can be used on any type of structure. Stick truss roof framing. You can cut each rafters from 2 thick lumber and erect them one at a time this is called hand framing or you can use today s more excepted method prefabricated roof trusses. Platform construction is much more common than balloon framing though balloon framing was employed in many two story houses before 1930.

Chapter 8 includes specifics for such things as allowable lumber to. Roof sheathing expert diagrams of the two major types of wood frame construction for house walls and roofs two basic methods are used for framing a house. These requirements cover the design and construction of roof ceiling systems including roof framing roof drainage roof sheathing ceiling finishes roof ventilation and attic access. Shed gable hip gambrel and mansard.

Standard stick framing or the newer truss framing. This is one part of your house building project where you are going to require help. Simple roofs such as a shed or the common gable are fairly easy to construct even without plans if you understand the basics and a little geometry. Heavy framing includes construction methods such as post and beam construction also known as timber framing where large heavy timber beams are used instead of dimensional lumber wood cut to standardized dimensions such as 2 4 2 6 etc and heavy steel framing that is normally seen in skyscrapers and other large commercial buildings.

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. Gable a gable roof has a ridge at the center and slopes in two directions. Piece by piece rafter roof construction however is still the more common construction method for many buildings. Platform and balloon frame construction.

General contractor firm framing and rough carpentry what we do ur past projects include both new construction and repairs restorations. Common types of roofs and basic framing terms. Overhangs hips and dormers add greatly to the complexity of the framing. This will the first point of the rafter measurement line.

It is the form most commonly used by the navy. An example of each is shown in figure 2 1.