防火规范6.2.5建筑外墙上下层开口之间的实体墙高度不小于1.2…这条针对住宅吗?

2025-03-21 15:46:20
推荐回答(2个)
回答1:

不是。

防火间距应满足消防车的最大工作回转半径的需要,最小防火间距的宽度应能通过1辆消防车,一般宜为4m。

1、环形消防车道至少应有两处与其他车道连通。

2、尽头式消防车道应设回车道或回车场,回车场的面积不应小于12mX12m,对于高层建筑,不宜小于15mX15m;供大型消防车使用的回车场面积不宜小于18×18平方米。

3、消防车道穿过建筑物的门洞时,其净高和净宽不应小于4米;门垛之间的净宽不应小于3.5米。

设置原因

建筑物发生火灾时,火灾除了在建筑物内部蔓延扩大外,有时还会通过一定的途径蔓延到邻近的建筑物上。为了防止火灾在建筑物之间蔓延,十分有效的措施就是在相邻建筑物之间留出一定的防火安全距离,即防火间距。

从消防方面考虑,防火间距还起到了为消防灭火战斗、为建筑物内人员和物资的紧急疏散提供场地的作用。在建筑总平面布局防火中,确定好建筑物之间的防火间距是一项十分重要的技措施。

回答2:

此条款见附图,不只针对住宅,但有专门针对住宅的条款。

以下为规范的条文说明。

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