The comprehensive evaluation for design elements of urban aged residential engineering project based on NSFDSS

This paper, through analyzing the current situation, advantage and deficiency in existing urban elderly residential engineering project of our country, using the developed country's succeed engineering experience for reference in developing experience of aged housing, utilize the systematic design theory from the architectural design, service system, public facilities and outdoor environment four respects innovative construct the design elements of urban aged residential engineering project index system, line up the priority of index system criterion layers and index layers of every factor degree, evaluate all these factors comprehensively and quantitatively. Finally, according to appraising the result from strategic decision of design elements put forward the policy recommendations developed in urban aged residential engineering project.