Replacing 101-year-old pipeline Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window) Contact the authorby Carla Okai March 25, 2011 Work has begun to replace Colac’s 101-year-old main water supply pipeline. Unlock full access to Colac Herald - Subscribe today! Subscribe Now Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)