北京市屋面卷材防水推荐做法（The recommended practice of waterproofing in roof section of Beijing）.docVIP

北京市屋面卷材防水推荐做法（The recommended practice of waterproofing in roof section of Beijing） Beijing roof coil waterproof recommendation method -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- Release unit: Beijing urban and rural construction committee | release date: 0000-00-00 Basic requirements for waterproofing recommendation of roof coil 1. Scope of application (1) this recommendation is applicable to new, expanded or renovated roofing waterproofing works. Construction of 1-4 class durable years specified in ministerial standards (see table 1). (2) in recent years, the development new waterproof materials, waterproof construction processes were changed, roofing felt waterproofing construction in addition to using common linoleum thermal bonding process, various new coil used in roof of cold sticking method, melt method, since the glue method technology has been used for many years, It has some advanced nature, scientific and practical. Will now can use a new type of asphalt waterproof coiled material roofing waterproof engineering, polymer modified asphalt waterproofing materials, synthetic polymer waterproof coiled material roofing waterproof coiled material is much more mature and reliable, recommended for design and construction personnel, for your selection. Ii. Basic requirements of design (a) roof engineering according to the nature of the building, importance, function requirements, building structure and waterproof durability, etc., the waterproofing roof is divided into four grades, and according to the different levels of security (see chart 2). (2) the new waterproof rolling materials adopted in the design of the recommended practice shall be strictly constructed according to the technical requirements of the rolling materials. (3) the roofing and the roofing. The person