 embankment near Harden, about 370 km (230 miles) south of Sydney, just before 5 am.On 3 April 1950 a railway fireman was killed and the driver seriously injured when a petrol tanker on a derailed train blew up.The explosion happened when a railway embankment, weakened by heavy rain, collapsed, and the locomotive, with several trucks, plunged into a 30 ft deep cavity near Bathurst.