Prioritization of Housing Typology Criteria in Sabzevar City

This study tried to find typological criteria at the building scale and for housing specifically. In this study type and typology have been analyzed into the etymological origin and architectural origin. Firstly four developing stages based on methodological and historical interpretation have been analyzed; Rationalist philosophy of the enlightenment, Modernist ideology, Neo-rationalism after the 1960s, and the last relates to Neo-traditionalism. After that, the problem of modern discontinuity and morphology as a cure for temporal chaos of types has been analyzed. Secondly, practical schools of morphology, type, and typology have been reviewed into three categories of British, Italian, and French schools. Thirdly it has been a comparison between British and Italian schools as well as the Conzenian and Caniggian approaches to typology. After that typology at the architectural and building scale has been analyzed and discussed, then typological criteria at the building scale have been concluded and discussed. Finally, typological criteria for Sabzevar houses have been compiled into five categories: outline, arrangement, building layout, building façade, and building material. The research method is based on the documentary research method. 45 sub-criteria have been selected from the literature review in general, and with the Delphi method, 15 sub-criteria have been extracted from them. Questionnaires were distributed among 10 experts through the snowball method. Typological criteria for Sabzervar’s housing have been studied for the first time in this study and it is never been dealt with anywhere before. Therefore in this study housing typology criteria have been compiled and prioritize at building scale for the first time in Sabzevar city.