管线下沟时伤害沟内作业人员或其它人员。起重工站在管线上指挥。禁止站在管

Ditch ditch harm workers or other personnel when the next line. Rigger standing on the command line. Prohibit standing on the command line. Roll tube accident. Xiagou pipelayer single job when the job. The operation must be at least two groove sets pipelayer simultaneous operation, stand-alone operation is prohibited. Hanging pieces fall. Cranes with, Shengka poor safety factor. Security check rope, cards spreader, suspended from the ceiling to hand guard, guardianship, under the prohibition of work stations and other operations. Touch transmission lines. Lifting equipment from power lines passing near. To avoid the transmission line construction. Roll, hanging pieces fall and hurt others. The operator violation of rules and technical specifications. Lifting work enforce the rules and technical specifications

Damage to workers or other personnel in the ditch when the pipeline is under the trench. Starting heavy duty stands on the pipeline to direct. It is forbidden to stand on the pipeline and direct. Roller accident. The crane single-machine operation when working under the trench. The trench operation must be at least two pipe-hangers at the same time, strictly prohibited single-machine operation. The pendant falls. The safety factor of crane and rope card is poor. Check rope, card and other lifting equipment safety performance, lifting to be a special person alert, monitoring, workpieces prohibited station personnel and other operations. Touch the power transmission line. Lifting equipment is too close to the transmission line. Avoid transmission lines during construction. Roll over, hanger fall, hurt others. The operator violated operating procedures and technical specifications. Lifting work to carry out operating procedures and technical specifications

The operators or other personnel in the trench are injured when the pipeline is in the trench. The rigger is standing on the pipeline to command. Do not stand on the pipeline for command. Pipe rolling accident. The pipe crane shall be operated by a single machine when running into the trench. At least two pipe hoists shall be used for trench operation at the same time, and single operation is strictly prohibited. The pendant falls. The safety coefficient of lifting equipment and rope clamp is poor. Check the safety performance of slings such as ropes and clamps. When hoisting, special personnel shall be assigned for warning and supervision. It is forbidden to stand under the workpiece and other operations. Touch the transmission line. The hoisting equipment is too close to the transmission line. Avoid transmission lines during construction. Overturning, falling of lifting parts, injury to others. The operator violates the operation regulations and technical specifications. Operating procedures and technical specifications for hoisting work<br>