Billions in spending has already been announced, and more to come for today's budget. 

Finance Minister Nicola Willis is hours away from unveiling her second budget, and is promising no frills or excess.  

The Government's been slowly teasing figures, including a $600 million infrastructure investment into the country's rail network.  

Infrastructure New Zealand Policy Director Michelle McCormick told Mike Hosking they're trying to make some progress. 

She says it's good to see they're continuing to build on the fundamentals. 

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