Labour and National are clashing over a potential mega-tunnel underneath Wellington.
The government's looking at a tunnel connecting The Terrace and Kilbirnie, a distance of around 4km.
It has been proposed to bring down travel times and reduce congestion on state highways.
National's Mark Mitchell told Mike Hosking that they're going through a business case and analysis.
But Labour's Ginny Andersen, based in Lower Hutt, is sceptical about how it'll happen.
LISTEN ABOVE
See omnystudio.com/listener for privacy information.
Popular Podcasts
Dateline NBC
Current and classic episodes, featuring compelling true-crime mysteries, powerful documentaries and in-depth investigations.
Stuff You Should Know
If you've ever wanted to know about champagne, satanism, the Stonewall Uprising, chaos theory, LSD, El Nino, true crime and Rosa Parks, then look no further. Josh and Chuck have you covered.
The Nikki Glaser Podcast
Every week comedian and infamous roaster Nikki Glaser provides a fun, fast-paced, and brutally honest look into current pop-culture and her own personal life.