PROJECT BY NUMBERS
$672 million: Total estimated cost of the Pole 3 upgrade. 700 megawatts: Capacity of Pole 3. 1200MW: Total capacity of the North-South Island HVDC link by 2014. 571 kilometres: Length of the HVDC transmission line between Haywards and Benmore. 40km: Length of the HVDC submarine cable across Cook Strait. 230 tonnes: Weight of the transformers to be landed on Petone beach by barge later this year for installation at Haywards.