The New Zealand Transport Agency (NZTA) says four key areas of work are now underway to get the new northbound Newmarket Viaduct on Auckland's Southern Motorway ready to open for traffic.

Motorists can expect delays over the long weekend as work is carried out on the Southern Motorway.

Opinions may be divided, but Wellington Airport's so-called Rock terminal continues to rake in accolades.

Auckland's "integrated" public transport cards, introduced in May with a $1 million marketing budget from the public purse, will have to be replaced because they are not compatible with a new system for trains, ferries and some bus companies.

Auckland wharfies are at loggerheads with their employer over the hours they work. The port company says rosters are inflexible, the union says proposed changes will ruin family life. Mathew Dearnaley reports on the standoff