TABLE OF CONTENTS - The Professional Green Building Council

Theme B: Creating a livable, healthy and environmentally viable citiesthe comparative life cycle assessment of the environmental sustainability of abuilding will be discussed at the end of the paper:(1) The total HK E-points of the building, i.e. equal to how many HK citizen’sannual environmental impacts; (2) HK E-point per construction floor area (CFA);and (3) HK E-point per inhabitant of a buildingTable 1:The storey height, usage and structure of the assessed building archetypesAssessed buildings40-storey concrete-framed New Harmony Block (option 2) for publicrentalusage in Hong Kong40-storey concrete-framed office tower in Pearl River Delta28-storey concrete-framed hotel tower in Pearl River Delta4-storey concrete –framed shopping arcade in Pearl River Delta4-storey underground carpark in Pearl River Delta2. THE LCA DATABASE OF TASC SOFTWARETo measure the environmental impacts of a building, a unique database wascreated that measured the detailed material-impacts of 200 materials that can bespecified from local or Pearl River Delta’s developers. Previously, such databasewas not available in Southeast Asia. The resultant database is thus relevant for theSouthern China/ HK production region.3. DATA INPUTSOF TASC SOFTWARETASC groups a building into building components. TASC allows any combinationof building components preferred by user for assessment of their possiblealternatives.TASC mainly built on the following three types of data inputs:160