 A number of studies have been undertaken since 2007 including the 2007 North Nelson to Brightwater Study, the Southern Link Road Project and the Arterial Traffic Study.On 28 June 2013, the Nelson Mayor Aldo Miccio and Nelson MP Nick Smith jointly wrote to Transport Minister Gerry Brownlee seeking for the Southern Link to be given Road of National Significance (RoNS) status.Other significant road projects proposed over the years include a cross-city tunnel from Tahunanui Drive to Haven Road; or from Annesbrook (or Tahunanui) to Emano Street in Victory Square; or from Tahunanui to Washington Valley.