1, outside diameter 48mm and 51mm scaffolding steel pipe and wood cannon mixed use.
2, the main node, fixed horizontal horizontal bar or vertical horizontal bar, scissors, horizontal support and other fasteners center line distance from the main node is not greater than 150mm.
3, the end of the rod out of the fastener cover the edge of the length of not less than 140mm.
4, the opening of the fastener should be toward the inside of the scaffolding, bolts up, right angle fastener opening shall not be down to ensure safety.
5, shelves operating personnel must be holders of posts, wearing helmets, fasten the seat belt.
6, in strict accordance with the scaffolding erection program construction; even pieces of wall and scissors should be set in time, not lagging more than two steps.
7, in the erection process, should pay attention to adjust the vertical scaffolding, the maximum allowable deviation of 100mm.