D.C. Municipal Regulations (Last Updated: September 13, 2017) |
Title 12. CONSTRUCTION CODES SUPPLEMENT OF 2013 |
SubTilte 12-J. EXISTING BUILDING CODE SUPPLEMENT OF 2013 |
Chapter 12-J2. DEFINITIONS |
Section 12-J202. DEFINITIONS
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Strike the following definitions in the International Existing Building Code and insert the new definitions to the Existing Building Code in their place to read as follows:
ADDITION. An extension or increase in the building area, aggregate floor area, number of stories or height of a building or structure.
EXISTING BUILDING. Any building or structure that was erected and occupied or issued a certificate of occupancy at least one year before a construction permit application for that building or structure was made to DCRA.
Insert the following new definition to Section 202 of the Existing Building Code to read as follows:
Fire Resistance Rating. The period of time a building element, component or assembly maintains the ability to confine a fire, continues to perform a given structural function, or both, as determined by the tests, or the methods based on tests, prescribed in fire resistance ratings of building assemblies and structural elements shall be determined in accordance with Section 703 of the Building Code, 12 DCMR A. The fire resistance rating of existing building assemblies which have not been rated in accordance with Section 703 of the Building Code shall be determined in accordance with the procedures set forth in Guidelines on Fire Ratings of Archaic Materials and Assemblies, published in the Existing Building Code as Resource A.