A Post-evaluation Of The Pichai House In Qingdao

Referring to the research on conservation and renewal of historical blocks, the international conversation of historic districts since 1960 s, but in China it starts from 1980 s. Our country got achievements on theoretic and practical of the conversation of historic districts the past 30 years. But a lot of research has focused on the prophase of planning and design. The evaluation result of conservation and renewal of historical block is relatively little. When finish a period of work, if want to consider how it is done and the desired effect, you need to evaluate it. It is same to the historical block conservation and renewal work.Pichai house is located in the north of historical block, on the Zhongshan road, Qingdao, an important historical heritage in Zhongshan road historical block. As the "public playground", witnessed the changes in Qingdao together with Zhongshan road over the past century. However, with the change of The Times, Zhongshan road historical block also faces severe challenges for the protection and development. The government in 2008 decided to choose Pichai house as the pilot to protect and update, in order to restore the past and pull the economic vitality of Zhongshan road historical block. However whether the conversation and renewal is achieved the planning purpose and the content and method is scientific and reasonable. You need to have a corresponding evaluation, feedback, and lessons from the experience for the conversation and renewal based on the information, in order to run into a virtuous circle.After the basic understanding of the conservation and renewal of historic blocks evaluation theory, evaluate Pichai house block by the combination of qualitative and quantitative methods. First of all, using Delphi method and analytic hierarchy process(AHP) to evaluate economic benefit, social benefit and environmental protection respectively. It is concluded that a "best" "good" “normal” “ poor ", then select the “best” and “poor”.Carry on the deeper investigation and study by on-the-spot investigation, questionnaire and interview method, in order to find problems, summarize successful experience and deficiency, finally, references are provided for the conservation and renewal of historic blocks in Qingdao and other areas.