Outlaw motorcycle gangs supplied drugs and prostitutes to construction workers at the Wonthaggi desalination plant, confidential Victorian cabinet documents reveal.

The documents say the Comancheros, Outcasts, Black Uhlans and Rebels motorcycle gangs used three rented Wonthaggi homes as a base for their narcotics and prostitution operations. Bikies were also employed to drive construction management to and from work and to social functions. The revelations were contained in a cabinet-in-confidence report…