Ethan ManeraWellington Reporter·NZ Herald·14 Aug, 2026 05:00 PM2 mins to read‌Plans for the multibillion-dollar project include a long-debated second Mt Victoria Tunnel.Wellington’s $3.8 billion mega-highway project has been put forward for Fast-track consideration, despite the transport agency putting the unfunded project on ice until at least 2037.

The State Highway 1 Wellington Improvements project, which includes a second Mt Victoria tunnel, a duplicate Terrace Tunnel and upgrades around the Basin Reserve,