Singapore legislation
Regulation 76
of Workplace Safety and Health (Construction) Regulations 2007
Regulation 76
Mechanical method of demolition
Subregulation 1
Where a swinging weight is used in demolition operations in a worksite —
the building or structure or remaining portion thereof shall be not more than 24 metres in height; and
a zone of demolition having a radius of at least one and a half times the height of the structure or portion thereof being so demolished shall be maintained around the points of impact.
Subregulation 2
Where a clamshell bucket is being used for the demolition work in a worksite, a zone of demolition shall be maintained within 8 metres of the line of travel of the bucket.
Subregulation 3
Where other mechanical contrivances are being used for the demolition work in a worksite, there shall be maintained in the area into which affected persons may fall an adequate zone of demolition to ensure the safety of the person.
Subregulation 4
No person other than any person essential to the demolition work in a worksite shall be permitted to enter a zone of demolition which shall be provided with substantial barricades.