Irc Chapter 9 Roof Assemblies

Section r902 roof classification r902 1 roofing covering materials.

Irc chapter 9 roof assemblies.

The provisions of this chapter shall govern the design materials constructionandqualityofroofassemblies. This chapter provides the requirement for wind resistance of roof coverings. Roof assemblies section r901 general r901 1 scope. If a single family dwelling is located on land zoned forest land shall have a fire retardant roof.

Chapter 9 addresses the design and construction of roof assemblies. Roof assemblies shall be applied in accordance with this chapter and the manufacturer s installation instructions. Roof decks shall be covered with approved roof coverings secured to the building or structure in accordance with the provisions of this chapter. California residential code matrix adoption table chapter 9 roof assemblies matrix adoption tables are non regulatory intended only as an aid to the user.

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. Roof assemblies section r901 general r901 1 scope. Pursuant to ors 215 730. 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.

International residential code 2015 irc 2015 california code of regulations title 24 part i administrative chapter 1 scope and application. A roof assembly includes the roof deck substrate or thermal barrier insulation vapor retarder and roof covering. Roof assemblies shall be designed and installed in accordance with this code and the approved manufacturer s instructions such that the roof assembly shall serve to protect the building or structure. Chapter 9 roof assemblies section r901 general r901 1 scope the provisions of this chapter shall govern the design materials construction and quality of roof assemblies.

Exception buildings and structures located within the high velocityhurricane zone shall comply with the provi sions of chapter 44. Installation of roof assemblies shall comply with the applicable provisions of section r905.