Singapore legislation
Regulation 51
Regulation 51
Tower scaffolds
Subregulation 1
It shall be the duty of the responsible person to ensure that the requirements of paragraphs (2) to (5) are complied with.
Subregulation 2
The height of a tower scaffold erected or installed on board a ship in a shipyard shall not exceed 4 times the lesser of the base dimensions of the scaffold.
Subregulation 3
The height of a tower scaffold in a workplace, other than a tower scaffold referred to in paragraph (2), shall not exceed 8 times the lesser of the base dimensions of the scaffold.
Subregulation 4
Where the height of a tower scaffold in a workplace, excluding the handrails and their supports at the uppermost lift of the scaffold, exceeds 3 times the lesser of the base dimensions of the scaffold, the scaffold shall be effectively tied to the building or a rigid structure so as to prevent toppling.
Subregulation 5
Any tower scaffold which can be moved on casters shall —
be constructed with due regard to its stability and, if necessary, adequately weighted at the base;
be used only on a firm and even surface; and
be provided with a positive locking device on each caster to hold the scaffold in position.
Subregulation 6
It shall be the duty of —
the employer of any person who uses or is to use any tower scaffold in a workplace; or
the principal under whose direction any person uses or is to use any tower scaffold in a workplace,to ensure that no more than 2 work platforms shall be used on a tower scaffold in the workplace at any one time.
Subregulation 7
It shall be the duty of —
the employer of any person who uses or is to use any tower scaffold in a workplace; or
the principal under whose direction any person uses or is to use any tower scaffold in a workplace,to ensure that —
no tower scaffold is moved except by applying force at or near the base;
the casters are locked to hold the tower scaffold in position while the person is on the tower scaffold; and
no person remains on the tower scaffold when it is being moved.