A significant payrise for workers building the Snowy 2.0 tunnel last year has added almost $1 billion to the cost of the massive hydroelectricity scheme expansion, where the total constrution bill could reach $25 billion.
The project, announced by the Turnbull government, has been significantly delayed and was originally expected to cost around $2 billion. Late on Monday, Snowy Hydro officials put the cost of a renegotiated workplace agreement signed in September last year at almost $1 billion.
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