Residential Roof Framing Design

It is a waterproofing layer made of regular felt stacked above the solid.

Residential roof framing design.

Let s move on to. The span rise run and line length. Impact to building design. The gable is the most common and it can be complicated with multiple roof lines including valleys and dormers.

Boca national building code 1996 irc 2003 ma. 36 1 2 family dwellings nh. The roof makes up much or all off the walls of the home. An example of each is shown in figure 2 1.

The international code council icc is a non profit organization dedicated to developing model codes and standards used in the design build and compliance process. Next module drawing floor plans. Common types of roofs and basic framing terms. Shed gable hip gambrel and mansard.

It s a very simple roof design and is inexpensive because the roof serves as both roof and walls. Boca national building code minimum standard residential code prescriptive vs. Flat roof designs are quite common in residential buildings. There is no great architectural splendour in these roofs.

In this tutorial module residential structural design we ve covered basic structural loads for wood framed homes sizing floor joists floor beams and roof beams. It is simple in design economical to construct. These or similar load combinations are often used in practice as short cuts to those load combinations that govern the design result. In order to build any but a shed type roof including trusses you ll need to first determine a few factors.

Gable a gable roof has a ridge at the center and slopes in two directions. It is the form most commonly used by the navy. Ibc 2000 1 2 family dwellings per town ri. Your local building inspector can direct you to sources for the tables required in your region.

A composite decking made of solid materials it resembles real wood and particularly strong and stable for bearing heavy load. The international codes i codes are the widely accepted comprehensive set of model codes used in the us and abroad to help ensure the engineering of safe sustainable affordable and resilient structures. State building code 6th edition ch. Roofs are framed in five basic designs.

A horizontal timber or metal resting at the peak of the roof the rafters and trusses are connected to the ridge board for a cohesive framework. You can go for an extended roof that covers a few feet outside the external walls of the house. Residential code of ohio chapter 4101 8 1 general provisions chapter 4101 8 2 definitions chapter 4101 8 3 approved standards chapter 4101 8 4 concrete chapter 4101 8 5 accepted engineering practice chapter 4101 8 6 walls chapter 4101 8 7 wall covering chapter 4101 8 8 roof ceiling construction. Ibc 2003 irc 2003 vt.

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. The load combinations in table 3 1 are simplified and tailored to specific application in residential construction and the design of typical components and systems in a home. The a frame is very easy to identify. For a timber frame home or a house design that uses glu lams or lvls the principles are the same but you will use different tables.