Opinion: Slash default speed limits to 40km/h

The default limit on most Aussie suburban streets is 50km/h, but shaving 10km/h would not only save lives, it would make our neighbourhoods better places to live.I can remember when the default speed limit on suburban streets changed from 60km/h to 50km/h. The rollout of the new limit began at different times in each state from the late ’90s, but in WA – where I grew up – the change came into effect on 1 December 2001. I was 16, and a month or so away from being able