• State Highway 20-1 Manukau Extension - Traffic Demand Management System
  • State Highway 20-1 Manukau Extension - Traffic Demand Management System
  • State Highway 20-1 Manukau Extension - Traffic Demand Management System
  • State Highway 20-1 Manukau Extension - Traffic Demand Management System
  • Forms the southern section of the Western Ring Route
  • 4.5km long 4-lane motorway with triple level interchange connecting SH20 through to SH1
  • Direct link from SH1 for motorists travelling to airport
  • New interchanges at Cavendish Drive and Lambie Drive and construction of 13¬†bridges
  • Provision for 3rd lane to be added in each direction in future (giving 6 lanes in total)
  • The Traffic Demand Management (TDM) system scope of works included installation of nine ramp signals including CCTV and Estimated Journey Time variable signage plus SH20-SH1 southbound motorway-to-motorway ramp signals
  • Resolve assisted with the installation and construction of the TDM system and provided quality assurance for infrastructure and on-site activities coordination