Subang City is one of the cities located in the north of West Java, growing and developing through several historical periods that preceded the prehistoric period, until after the independence period. In its development after independence, there are many colonial relics whose historical value is not maintained so that it is damaged and even destroyed.
The architectural approach in the analysis of this research is firstly known data about the damage of the colonial building wall, mendiskripsi damage to the wall and recognize the cause of damage to the colonial building walls in Subang City by doing direct observation in the field include mapping types of wall damage, the nature of wall damage, the function of walls and building materials used. The results obtained in this study show that the cause of damage to the wall of the building is influenced by climate factors, age of the building and maintenance factor. The results of this study is expected to provide useful thoughts, especially about the appropriate technology as repair damage to the walls of colonial buildings in the city of Subang. As a research, it is open to be continued and developed for more specific research.
Keywords: Technology, conservation, damage, walls, colonial