Thoughts of 2013 edition of Architectural technical code for hospital clean operating room

Based on the research achievements and practical experiences in China and hospital building standard concept development of abroad standards since the release of 2002 edition of the standard more than ten years ago, the contents concerning many aspects were revised in 2013 edition of the standard. Based on the technical classification of hospital building in abroad standards, classifies the operation rooms into four levels in the 2013 edition. Presents the specification of ventilation rate, outdoor air rate, static pressure difference, temperature, relative humidity and noise. Represents the airflow type, layout and common energy efficient measures.