叙述了种植屋面的排水设计原则,提出可通过加大屋面排水坡度和种植介质表面排水坡度等措施,达到快速排放屋面积水的目的。
This article describes drainage design principle for planted roof, and puts forward that increasing drainage gradient of both roof and growing medium layer could speed up water discharge.
建筑布局和结构应该是“敏感地点”,即应考虑到自然坡度和排水。
Building placement and architecture should be "site sensitive," ie, it should take natural slope and drainage into consideration.
与重力排水系统相比,具有管径小、管道安装要求空间小、悬吊管无坡度、下水道连接管和埋地管少等优点。
Compared with gravity drainage system, it has the advantages of small pipe diameter and installing space, non-sloped suspended pipe, less sewage connecting and underground pipes and etc.
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