Credits IEQc5 IEQc5 In the first and second paragraphs, replace both instances of "high-traffic" with "regularly used" Date Mon, 07/19/2010 - 00:00 Updated date Sat, 02/14/2015 - 00:00 Campus Applicable Off Internationally Applicable Off Ref Guide Name and Edition Pre-v4 Green Building Design and Construction, 2009 edition