[摘　要]　渗漏是建筑屋面常见的问题, 一次成型防水构造是创新型的屋面结构，可以弥补传统屋面与倒置式屋面渗漏之不足,从根本上消除层次构造问题导致的屋面渗漏隐患，确保防水层的防水功能，且节约工程成本，经济合理。
[关键词]　建筑屋面,防水,构造,评价
Abstract: Building roof leakage is a common problem. The once forming waterproof structure is an innovative molding, it can remedy the deficiency of roof leakage of the traditional roofing and up-side down roofing. This kind of structure can eliminate fundamentally the roof leakage problem resulting from the hierarchy structure, ensure the waterproof function, and save the project cost.
Key words: building roof; waterproof; structure; evaluation
建筑经济，2011（12）：96-97