chanical principle, maintenance rules, the holder posts. Drivers must be in accordance with the regulations of the crane for maintenance work, a high degree of sense of responsibility, seriously for cleaning, lubrication, fastening, adjustment, anti-corrosion work, not to drink operations, fatigue or ill may not be operating strictly in accordance with the tower crane operators Crane and a point of order "not 10, not 10 suspended" operations, shall not be operating illegally, barbaric operation, the right to refuse mand, night operations have adequate lighting. The tower crane normally safe use of key operatives in the technological level and sense of responsibility, inspection and maintenance of the key electrical machinery Weixiu Gong. We must firmly establish a people-centered thinking.
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