News Mount Gambier traffic lights first installed 70 years ago 05/03/2022 FacebookTwitterEmail 70 YEARS ON: The traffic lights at the main corner in Mount Gambier were the first in regional South Australia. The subject was researched by Mount Gambier History Group's Norma Werner in the foreground. Pictured crossing the road are fellow History Group members Jeanette Aslin, Phil McInnes and Maxine McInnes. By Kathy Gandolfi SEVENTY years ago, Mount Gambier became the first town in regional South Australia to have traffic lights but some residents […] Subscribe or Login to see the rest of the content. Username Password Remember Me Forgot Password