A new Infrastructure Commission report has found that we need to be spending 60% of funds on what already exists. 

Its worried not enough investment is going into areas like highways, roads, and water to ensure they're ready long term. 

Director of Economics Peter Nunns says we need to start with having a good understanding of what's in the ground. 

He says those are the assets we rely upon for what we already use and if we don't keep them running, they'll cause problems. 

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