3、对工地的电工、电焊、架子工及特种设备作业人员要持证上岗；

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　　根据二号宿舍楼和办公楼的建筑面积，钢筋工不少于50人，一号宿舍楼钢筋工不少于20人。

• Keep it short and easy to remember.
• Use keywords related to your blog's topic.
• Avoid using hyphens or numbers.
• Make sure it's available (you can use a domain registrar's search tool to check).

• Keep it short and easy to remember.
• Use keywords related to your blog's topic.
• Avoid using hyphens or numbers.
• Make sure it's available (you can use a domain registrar's search tool to check).

　　3、针对二号宿舍楼质量事故，今后要做到质量三不放。