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架子工安全技术操作规程(一) | 2009-8-10 10:28:00
架子工安全技术操作规程(一)
一、脚手架材料
1、钢管应用外径48
2、扣件应有出厂合格证明,发现有脆裂、变形、滑丝的禁止使用。
3、钢制脚手板应采用2
4、木脚手板应用厚度不小于
5、竹片脚手板板厚不得小于
- 上一篇:惠普笔记本电脑所带来的烦恼
- 下一篇:架子工安全技术操作规程(二)
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