This request for interpretation refers to the requirements presented in
ANSI/ASHRAE/IESNA Standard 90.1-2007, Section 6.4.3.9, regarding Ventilation Controls for
High-Occupancy Areas.
IEEE/CSA Standard for Skin Effect Trace Heating of Pipelines, Vessels, Equipment, and Structures - General, Testing, Marking, and Documentation Requirements
IEEE/CSA Standard for Impedance Heating of Pipelines and Equipment - Application Guide for Design, Installation, Testing, Commissioning, and Maintenance