A transport commentator says Labour's proposal to dig three tunnels under Auckland harbour is farcical.
The roughly $45 billion project would include a pair of three-lane tunnels for traffic, and another for trains.
The rail tunnel would connect the central city's Wynyard Quarter to six new train stations all the way to Albany.
Matt Lowrie is the editor of the Greater Auckland blog.
Lowrie spoke to Corin Dann.
