Singapore legislation
Regulation 131
of Workplace Safety and Health (Construction) Regulations 2007
Regulation 131
Pile driver not in use
It shall be the duty of —
(a)
the employer of any person who carries out any work involving the operation of a pile driver in a worksite; or
(b)
the principal under whose direction any person carries out any work involving the operation of a pile driver in a worksite,to ensure that when the pile driver is not in use, the hammer is choked or blocked in the leads or lowered to the ground.