The airlines oppose a new airport, saying it will increase infrastructure costs.
The original infrastructure cost is estimated to have been over $180 million.
In these areas, infrastructure costs have largely already been accounted for.
If the plan were to be fully adopted it could save A$3.5 billion in future infrastructure costs.
The state would pay for infrastructure costs, which are estimated at $30 million but could run higher.
The government also agreed to pay infrastructure costs, building bridges, tunnels and track bed.
He said Google had already paid $4 million to the city and county to offset some infrastructure costs, while the local governments have lost nothing.
I'd think it's a safe bet to say that $500k will more than cover the infrastructure costs.
"At the same time I faced a huge infrastructure cost."
Some interesting research has been conducted into the internalisation of infrastructure costs.