Roof Framing Construction Methods

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Roof framing construction methods.

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. 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. Chapter 8 includes specifics for such things as allowable lumber to. Nearly all roofs are framed using one of two methods.

Standard stick framing or the newer truss framing. It is the form most commonly used by the navy. Common types of roofs and basic framing terms. An example of each is shown in figure 2 1.

Piece by piece rafter roof construction however is still the more common construction method for many buildings. This will the first point of the rafter measurement line. Stick truss roof framing. Gable a gable roof has a ridge at the center and slopes in two directions.

Stick framed roofs utilize individual rafters that span from the top of exterior walls to the ridge. Occupied and fully 13. Roofs are framed in five basic designs. When it comes to framing the roof there are two basic ways you can go.

It is simple in design economical to construct and can be used on any type of structure. 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. Overhangs hips and dormers add greatly to the complexity of the framing. 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.

Roof ceiling construction requirements are listed in california residential code chapter 8. Shed gable hip gambrel and mansard. 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. 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.

This is one part of your house building project where you are going to require help. Measure down y height from the long point of the rafter cut and make a mark.