Unions are calling for tougher safety regulations and enforcement to stop workers falling to their deaths at worksites, saying more people will be killed unless self-regulation is scrapped.

Falls from heights are a major cause of death and injury in Australian workplaces, according to Safe Work Australia.

Of the 800,000 Australians who work at heights, including tradesmen, cleaning, and maintenance workers, on average 26 of them fall to their death each year, and almost 8,000 are injured.

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