1. The construction work, must pay attention to the personnel in the transfer machine under the safety, to prevent the transfer machine above the coal flow or gangue from the transfer machine belt rolling injured people.
2. In the excavation machine cutting Zhangji operation, should be reproduced in the wrong cable fixed seal. Prevent the coal from falling off the Stream. Alley Five Board
3. Before cutting operation, should be fixed all parts, check whether the fastening parts are loose, the transmission part is tension
4. When turning the openings into the operation, the workers should cooperate with each other.
