KUALA LUMPUR, Aug. 3 -- The Selangor Department of Occupational Safety and Health (DOSH) has halted work at an unregistered factory construction site in Kuala Langat after a crane collapse killed two foreign workers.

The department issued a prohibition notice today following the July 28 accident.

It also issued separate notices over the failure to conduct a risk assessment for concrete work involving a mobile crane, prepare a lifting plan for crane operations and appoint a site safety supervisor.

The two general workers, aged 40 and 44, died after they were crushed by the crane structure.

"Preliminary investigations found that the incident occurred while a concrete bucket, estimated to weigh 400kg, was being lowered using a mobile cra...