A Study on the Braille Elevator Signage System in Public Buildings: The QFD Perspective

The code “Design Specifications for Accessible Buildings” in Taiwan have not worked well for the disabled. The authors invested the application of Braille elevator signage system in USA and compared the data collected with Taiwan's requirements. Quality Function Deployment (QFD) approach had employed to examine the comparison, and 21 indicators influencing the quality of practice had identified. In order to improve the local specifications to help the visually impaired, this study suggests a friendly signage having been empirically tested through a series of interviews with the field-related educators, experts, designers, and, more importantly, 32 visually impaired individuals.