Interpretation #6605

Published August 29, 2010

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Original Request

Code Version
2007
Code
RESIDENT
Code Description
Chapter
5
Section
502.1.2
Topic

Question

IN A GARAGE OF A 2 STORY HOME WITH HABITABLE
SPACE ABOVE GARAGE WITH 5/8 DRYWALL WALL ON
GARAGE CEILING WHERE SISSORS FLOOR JOIST ARE
USED. DOES 502.1.2 APPLY FOR DRAFTSTOPPING.

Answer Published 08/29/2010 at 12:12 PM

Yes, if the concealed space is more than 1,000 square feet
and the trusses have open webs.

Commentary

none