This paper raises the question of the status of the building waterproofing and the facing technical route background and significance of the research, content and research. On the basis of the current problems in the domestic construction waterproofing industry development and management analysis on the whole, the whole process of building water projects form the basis of the key factors controlling system, it pointed out that construction waterproofing quality depends on the quality of materials, design quality, process quality, construction technology level, workers operating level, product level protection, construction management and other factors.