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[判断题]
根据《建筑施工门式钢管脚手架安全技术规范》(第6.3.4条),门式脚手架的底层门架下端应设置纵、横向通长的扫地杆。纵向扫地杆应固定在距门架立杆底端不大于150mm处的门架立杆上,横向扫地杆宜固定在紧靠纵向扫地杆下方的门架立杆上()
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
否
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
否
A.4m~6m
B.5m~7m
C.6m~8m
D.7m~9m
A.一端至另一端,逐层同方向搭设
B.两端相向搭设
C.中间向两端搭设
D.一端至另一端,逐层改变方向搭设
A.400mm~800mm
B.500mm~1000mm
C.600mm~1200mm
D.800mm~1400mm
A.搭设方案
B.地基与基础
C.作业环境
D.搭设材料及构件
A.100
B.120
C.150
D.180