• Listed
  • Applied
  • Comments
  • Panel considering
  • Decision

Project summary

Upgrade existing rail network, comprising:

  • new or extended passing loops

  • additional stabling (Wellington and Palmerston North)

  • a new depot and stabling facility (Masterton)

  • station upgrades (north of Waikanae and Wairarapa)

  • the duplication of tracks between Pukerua Bay and Paekākāriki (referred to as North–South Junction) and on approach to Waikanae Station.

This description has been updated by the Fast-track Approvals Amendment Act 2025.

Project location

National rail network, comprising:

  • Wairarapa Line (between Wellington and Masterton)

  • North Island Main Trunk Line (between Wellington and Palmerston North).

Project listing application

Lower North Island Integrated Rail Mobility and PBC – Stage RS4.3 application – Ministry for the Environment website