The Sustainability of Construction Technology of Mandailing Traditional Wooden House in Sibanggor Julu Village

SibanggorJulu is one of traditional village located in Mandailing, Sumatera Utara. The houses in the village were built by tradition ability from generation to generation. However, the sustainability of craftsmanship and technology slowly lost by cultural and economic change. The objectives of research was to identify and inventory the communities technology and expertise in construct a traditional house and find best solutions to preserve its existence. The identification and inventory is done by making a technical drawings, materialsdecription, and craftsman skills. The research method approaches by qualitative and experimental. It discussed by descriptive analyticfromobservation, interview and study of literature relevant with focus of discussion. The results obtained that the technology of construction of Mandailingtraditional house is currently applied and downward to the next generation. The sustainability of craftsman expertise are preventing because of the availability of local materials and the economic capacity of communities to build their houses. Nevertheless, the traditional houses of Mandailing still have place in the hearts of the community with all its limitations. Finally, the solutions provided to maintain the sustainability by preserving, craftsman training and informing similar material and strength properties.