Ibc Attic Access
306 3 appliances in attics.
Ibc attic access. The space between the ceiling beams of the top story and the roof rafters. When the access is located in a ceiling minimum unobstructed headroom in the attic space shall be 30 inches 762 mm at some point above the access measured vertically from the bottom of ceiling framing members. 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. The type of attic access determines the means you can install for entrance into the attic.
International building code 2018 ibc 2018 chapter 1 scope and administration chapter. Attic access r807 1 attic access. Please come back again later. 2009 ibc from previous discussions i understand that stairs are not required to attics.
Thanks from the 2009 imc. See section m1305 1 3 for access requirements where mechanical equipment is located in attics. Or is a step ladder code compliant. Building codes according to the 2006 international residential code r807 1 attic access homes with combustible materials in the ceiling and roof construction must have an access to attic areas that exceeds 30 square feet and with a vertical height of 30 inches or greater.
However is a permanent means of access required as in a fixed ladder. Buildings with combustible ceiling or roof construction shall have an attic access opening to attic areas that have a vertical height of 30 inches 762 mm or greater over an area of not less than 30 square feet 2 8 m 2 the vertical height shall be measured from the top of the ceiling framing members to the underside of the roof framing members. Our site is temporarily disabled. 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.
Access to mechanical appliances installed in under floor areas. The definition of attic identifies the specific portion of a building or structure for the purposes of determining the applicability of requirements that are specific to at tics such as ventilation see section 1202 and draftstopping see section 716. 762 mm shall be provided in the attic space at or above the access opening.