Metal Suspension Systems for Lay-in Panel Ceilings IR 25-2 CBC

The purpose of this Interpretation of Regulations (IR) is to provide guidelines for the design and installation of metal suspension systems for lay-in ceilings on projects submitted under the 2013 California Building Code (CBC). For projects submitted to the Division of the State Architect (DSA) for review under the 2007 or 2010 CBC, see DSA IR 25-2.07: Metal Suspension Systems for Lay-in Panel Ceilings: 2007 CBC or IR 25-2.10: Metal Suspension Systems for Lay-in Panel Ceilings: 2010 CBC, respectively.