With the controversial merger of the national construction and maritime unions into a new ‘‘super union’’ now official, in this article featured in Fairfax Press, AREEA’s chief executive Steve Knott said there were legal grounds to overturn the merger.  “While it’s disappointing the Parliament could not support a basic public-interest test, AREEA, with overwhelming industry support, will continue doing all we can to overturn the CFMEU’s takeover of the MUA,” he said. “We believe there are strong legal grounds to overturn this merger.