Is Transurban (ASX:TCL) set to expand, with WestConnex in its sights?

Transurban Group (ASX: TCL), the toll road giant, is having a solid day on the ASX today. The Transurban share price is up 1.17% to $12.94 a share, giving it a tentative market capitalisation of $35.44 billion.

A possible catalyst for this positive share price performance today is a new report discussing the future of the mammoth Sydney toll road network WestConnex.

WestConnex consists of a network of new toll roads, some of which have been completed, and some of which are still under construction. As it stands today, Transurban already owns a 51% stake in WestConnex, which it bought from the New South Wales government back in 2018. 

But according to reporting in the Australian Financial Review (AFR) today, the NSW government is…