도심지 지하 업무공간의 조명환경 실태조사 연구 ( A FIELD STUDY ON DAYLIGHTING IN UNDERGROUND WORKING SPACE )

Recently, a increase in the design of the utilization of underground spaces for varied living spaces like office is beginning to receive more attention. Due to continuous complaints of visual quality in the underground, however, the designer must idenfy all of the design element which will affect the seeing ability of people it will serve. This research aims to determine key design element of underground spaces for office works and to discover the design guidance in relation to lighting. At the first stage, this paper deals with the evaluation of already-built environment to figure out what problems exit in real world. A series of field measurement and occupant satisfaction survey were performed within underground offices of high-rise offices in Korea The visual aspect in terms of illuminance and the human repose with regard to naturally occurring lighting in the underground environment are what is of major interest. Not surprisingly, the survey result reveals a high level appreciation for the daylighting in the building.