b'19711972 1973Sir Les South-East Asia Dartmouth DamLeslie Thiess is knighted for his A new international division opens Thiess finishes the Dartmouth Dam services to the coal industry. with the start of operations in South-Easton Victorias Mitta Mitta River. It is Asia through a partnership arrangementAustralias largest dam at the timewith Petrosea. One of ThiessPetroseasand includes a diversion tunnel, intake first projects is the Sembawang dry dockshaft, valve chamber and access tunnel.in Singapore, among the largest dry docks in the world.Les (left) with a Thiess equipment distributor, early 1970s.41'