Due to the fact that approximately 40% of scaffold accidents are related to incorrect cushion blocks.
Because a wooden board that is over 2 meters long, with a thickness of 50 millimeters or more and a width of 200 millimeters or more, when hundreds of kilograms of pressure from a pole is applied to the board, it will slightly bend and evenly distribute the concentrated force to a larger area of the foundation below, just like snow boots that are difficult to sink on snowy roads.
Therefore, a long wooden board is a pressure disperser.
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