天气预报15天查询> 家居> 安全通道宽度

安全通道宽度

更新时间: 2021-06-25 17:55:28     

1、普通住宅的安全通道出口的总宽度不能少于0.9米,如果是不超过六层楼的单元式普通住宅,安全通道的进出口的宽度是不能少于一米的。2、人员密集的公共场所或者是大型的观众厅这种场所,安全通道的进出口不能设置门槛,并且净宽度是不能少于一米四的,建筑物外的疏散小道,净宽度是不能少于三米,并且小道所设计的位置一定要可以径直通向宽敞的大路地带。

关键词: 安全 通道 宽度

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-3546992/ | 耗时:0.0341 s | 内存:1.89 MB | 查询:6 | 缓存读取:4 写入:2 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=3546992 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=3546992 LIMIT 0,1
SELECT * FROM tbl_categories where CategoryID=90005 LIMIT 0,1
select * from tbl_Articles_sphinx where id=3546992 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(1080285,1219800,3531834,568660,1255821,711267,1027989,1446325,88950,3537224,1032996,3539209,3545006,3538816,3527906,3529710,3527439,3531800,3545604,1259167,1093302,4021609,4064212,3532034,3531807,3531821,1265664,3528690,3945998,447397) ORDER BY field (ArticleID,1080285,1219800,3531834,568660,1255821,711267,1027989,1446325,88950,3537224,1032996,3539209,3545006,3538816,3527906,3529710,3527439,3531800,3545604,1259167,1093302,4021609,4064212,3532034,3531807,3531821,1265664,3528690,3945998,447397)
SELECT ArticleID,Title FROM tbl_Articles where CategoryID=90005 ORDER BY ArticleID DESC LIMIT 20