The steel pipes of the scaffold should be horizontal and vertical, and the length of the large horizontal bar at the corner should not exceed 20cm.
The exposed part of the small horizontal bar should be uniform in length (10cm).
Two protective railings and 18cm high toe boards should be installed on the outer construction layer of the scaffold at heights of 0.
6m and 1.
2m.
Both the railings and toe boards should be erected on the inner side of the outer pole.
.
