全国铜艺楼梯护栏工厂-平台铜扶手订制
2020-07-12 浏览次数:199次
为了保证通行顺畅和搬运家具设备的方便,楼梯平台的宽度应不小于楼梯段的宽度。开敞式楼梯间楼层平台应有一个缓冲空间,其宽度不得小于500mm。封闭式楼梯间楼层平台一般与中间休息平台等宽,但是必须满足规范规定的局部尺寸的要求。楼梯段的宽度计算平台宽度计算C为梯井宽度,是两梯段之间的缝隙宽,一般为60~200mm。确定楼梯段上的净空高度时,楼梯段的计算范围应从楼梯段较前和最后踏步前缘分别往外300mm算起。当楼梯底层中间平台下设置通道时,为满足平台下方空间净高≥2000mm,常采取右侧几种处理方法。栏杆扶手高度是指踏步前缘到扶手**面的垂直距离。一般建筑物楼梯扶手高度为900mm;平台上水平扶手长度**过500mm时,其高度不应小于1050mm;幼托建筑的扶手高度不能降低,可增加一道500~600mm高的儿童扶手。
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