The preserving of cultural heritage buildings and heritage site is urgently needed to fine the guideline to prevent the loss of valuable cultural heritage resource due to the problem of building abandoned less of maintenance systematic and use of the building. The purpose of this research was to apply the BURRA charter guidelines to assess the physical status of traditional architectural buildings in the old town of Thailand to propose the guidelines for support the development of tourism place standard consisting of Lamphun, Phrae, and Nan old town. Community-based action research and qualitative research were used, and research tool uses field survey forms, photographs, record the precious stories and critical situation, cultural heritage assessment form, tourist attraction standard assessment form, and architectural simulation. Data were collected from indepth interviews, focus group discussion and collect data from the evaluation results from architectural conservation experts. Results of applying the guidelines of the BURRA Charter showed the cultural heritage value in the three areas was at high potential of environment and architecture. However, when assessed according to physical tourist attractions standards, it found that the building physical and physical environmental standard were assessed as medium to low. As the result, it needed to be developed to have the standard of tourist attraction especially the tourism basic facilities for provide services especially for seniors and handicapped tourism in most urgently. And the potential development should be harmoniously with the development guidelines to the historical tourist attraction that requires both strategic planning and tourism development.

BURRA Charter, Physical Status, Traditional Architectural Buildings, Old Town, Thailand