多选题:临近营业线施工分为A、B、C三类,下列作业属于C类施工的是(  )。

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  • 题目类型:多选题
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题目内容:
临近营业线施工分为A、B、C三类,下列作业属于C类施工的是(  )。 A.吊装作业时侵入电气化铁路接触网杆外侧2m范围
B.铲车、挖掘机、推土机等施工机械作业
C.开挖路基影响路基稳定的施工
D.人工开挖基坑和人工挖空桩施工
E.需要对临近的营业线进行限速的施工

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