Emergency services were called to Foreshore Road in Mascot, in Sydney s south
A truck flipped over and a man in his 40s was trapped inside the vehicle
He is in a serious condition and crews are working to remove the truck from road
Drivers have been asked to avoid the area as traffic is backed up more than 1km
Sydney traffic: Mascot truck rollover Foreshore Road, driver serious adelaidenow.com.au - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from adelaidenow.com.au Daily Mail and Mail on Sunday newspapers.