In the main frame scaffolding system, there are more than requirements on how to set it.
The span and lift space between the frame scaffolding shall be determined according to real working load value and less than 1.2m. The crossing brace shall be set on the both sides of the frame scaffolding and use locking pins to tie to the standing tubes in the framescaffolding. It is forbidden to dismantle during the construction period. The horizontal frames or the scaffolding planks shall be set in each lift. The top working platform shall be fully planked and tie to the girder of the frame scaffolding in a reliable way. If there are gaps more than 200mm wide, hang safety net.
The horizontal reinforcing elements shall be successively set around the scaffolding and in the middle every 5 lines and every 5 rows. Tie them with standing tubes by couplers. The bridging ledgers shall be set outside the scaffolding and inside the scaffolding every 15m. The width of the bridging braces shall be no bigger than 4 spans or lifts.