Sydney Morning Herald | Sydney traffic: Crash causes major traffic jam on M4 at Homebush Sydney Morning Herald A serious crash closed all city-bound lanes of the M4 at Homebush on Monday morning, with vehicles queued for at least 15 kilometres from the crash site. Police said a car and a truck collided on the M4 about 6.50am, about one kilometre west of the ... Serious accident on M4 causes 14km traffic jam at Homebush West Crash on the M4 sees 15km traffic jam Sydney's M4 Motorway reopened after serious accident involving car and truck |