2）操作人员在安装桁架的过程中，必须熟悉和严格遵守安全技术操作规程，正

2) When the operator during installation of the truss must be familiar with the rules and strict compliance with safety technology, the right to wear labor protection products, designated persons directing the installation, the operator focus strictly obey orders and synergies people work, its action should be coordinated, when the transfer pipe up, use a rope to pull up a good lashing. Non discards tools, fasteners and other items, you must use a special tool bag. During installation, the day did not complete truss, the truss must be fixed before work better and avoid instability hurt.

2) Operators in the process of installing trusses, must be familiar with and strictly abide by the safety technical operating procedures, the correct wearing of labor protection supplies, installation of special command, operators focus attention, strict obedience to the command, multi-person coordination of operations, its movementshould should be coordinated, the upward transfer of steel pipe, to tie up and then pull up. It is strictly forbidden to throw tools, fasteners and other items, must use special tool bags. During the installation process, the truss not completed on the same day, before leaving work must be fixed truss, to avoid instability and injury.

2) In the process of truss installation, operators must be familiar with and strictly abide by the safety technical operation regulations, correctly wear labor protection articles, and assign special personnel to direct the installation. The operators shall pay attention and strictly obey the command. When many people cooperate with the operation, their actions shall be coordinated. When the steel pipe is transferred upward, it shall be bound with rope and then pulled upward. It is strictly prohibited to throw tools, fasteners and other items, and special tool bags must be used. During the installation process, if the truss is not completed on that day, the truss must be fixed before work to avoid instability and personal injury.