21. Boards, planks and decking

It shall be the duty of the responsible person to ensure that the requirements of paragraphs (2) to (4) are complied with.

All boards, planks or decking used in the construction of work platforms in a workplace shall —

be of uniform thickness;

be capable of supporting a load of 670 kgf per square metre with due regard to the spacing of the supports; and

be flushed along their lengths and effectively secured to prevent tipping or uplift.

Any metal decking which forms part of a work platform in a workplace shall be provided with non-skid surfaces.

Any board or plank which forms part of a work platform in a workplace shall project beyond its end support to a distance of not less than 50 millimetres and not more than 4 times the thickness of the board or plank.

It shall be the duty of the responsible person to ensure that the requirements of paragraphs (2) to (4) are complied with.

All boards, planks or decking used in the construction of work platforms in a workplace shall —

be of uniform thickness;

be capable of supporting a load of 670 kgf per square metre with due regard to the spacing of the supports; and

be flushed along their lengths and effectively secured to prevent tipping or uplift.

Any metal decking which forms part of a work platform in a workplace shall be provided with non-skid surfaces.

Any board or plank which forms part of a work platform in a workplace shall project beyond its end support to a distance of not less than 50 millimetres and not more than 4 times the thickness of the board or plank.