Residential Construction Roof Framing

There are two common ways of framing the roof of a house.

Residential construction roof framing. Gable a gable roof has a ridge at the center and slopes in two directions. The run or half the building span is the base of the triangle. 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.

An example of each is shown in figure 2 1. With premanufactured trusses or with rafters and ceiling joists commonly called stick framing. Information bulletin 19 04 and information bulletin 19 05 provide detailed information concerning the 2019 publication. In buildings including residential structures framing systems typically consist of the roof structure that supports the roof deck exterior and interior load bearing walls beams girders posts and floor framing.

Wood frame construction is the predominant method of building homes and apartments in the united states enabling this nation to have the world s best housed popu lation. Increasingly wood framing is also being used in com mercial and industrial buildings. It is simple in design economical to construct. 19 handout residential prescriptive wood frame construction 706 kb 20 handout building design criteria 160 kb 21 handout building energy efficiency 239 kb.

The focus of this project was on connections used with conventional light frame wood roof construction. And the line length measurement from the roof peak to the building wall is the hypotenuse. Code regs title 24 was published july 1 2019 with an effective date of january 1 2020. I used a simple 4 corner foundation design and a simple roof with moderate roof pitch to keep overall construction costs down.

05 handout residential re roof 115 kb 06 handout smoke and carbon monoxide alarms and cert 177 kb. Amendment green building code. Framing must transfer all gravity uplift and lateral loads to the foundation. The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle.

A literature review was conducted and supplemented with new research on the performance of conventional roof systems and components including ceiling joist to rafter connections and roof framing to wall connections. The 2019 california building standards code cal. Common types of roofs and basic framing terms. 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.