Icc Code Changes

摘要

The membership of the International Code Council (ICC) met in Minneapolis Sept. 17-23, 2008, to consider and act on changes to the various codes developed by the ICC. Code changes that were approved during the meeting will be incorporated with the code changes that were approved during the supplement cycle into the 2009 edition of the ICC codes.rnFollowing are some of the key changes that will appear in the 2009 editions of the Internationalrnthe 07/08 code development cycle. (G71-06/07)rnOccupant evacuation elevators: Provisions for design and use of elevators for evacuation have been added to the code. For buildings more than 420 ft in height, occupant evacuation elevators also will be allowed to take the place of the third redundant stairway. A number of design features addressing reliability and communication are required to be incorporated in order to use elevators for evacuation. (E14)rnTravel distance through atriums: Arup Fire submitted a code change that was approved to clarify that the atrium travel distance limitations are applicable only to travel distance within the atrium space, and not to travel distance in spaces that may be open to the atrium but that don't require travel through the atrium to exit. (G75) Dead end limits: Dead end limits for Group E, 1-1, and U occupancies have been increased from 20 ft to 50 ft when sprinkler protected.