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建筑防水是建筑物的主要功能之一。它包括屋面、楼地面、卫生间、盥洗间、阳台、地下室和大板结构板缝防水,以及墙基防潮防湿等。我国防水材料存在以下两个问题。第一,建筑工程渗漏严重。漏雨渗水是当前我国建筑工程中存在的主要质量通病之一,不但量大面广,而且问题严重、突出,群众反映极为强烈。最近组织的一次调查表明:建筑物屋面平均渗漏率达70%以上;一大批峻工不
Building waterproofing is one of the main functions of a building. It includes roof, floor, bathroom, toilet room, balcony, basement and large slab structure board waterproofing, as well as moisture-proof and moisture-proof wall base. China’s waterproof material has the following two problems. First, the leakage of construction projects is serious. Leakage and seepage is one of the major quality problems in China’s current construction projects. It is not only large-scale and wide-ranging, but also has serious and prominent problems. The masses have responded strongly. A recent survey conducted by the organization showed that the average leakage rate of building roofs reached over 70%; a large number of construction workers did not