Heysen Tunnels
Encyclopedia
Adelaide-Crafers Highway
The Adelaide-Crafers Highway is a 10 kilometre controlled-access highway linking Adelaide city centre to Crafers in the Adelaide hills, and continuing from Crafers as the South Eastern Freeway. The highway is ten kilometres long, including 500 metre long twin-tube tunnels , the first of their kind...
under Eagle On The Hill
Eagle on the Hill, South Australia
Eagle On The Hill is an unbounded locality of Adelaide in the Adelaide Foothills. It borders Mount Osmond and Waterfall Gully.The village is located on Mount Barker Road, which was the only connection from Adelaide to the South Eastern Freeway. Once the Adelaide-Crafers Highway through the Heysen...
in the Mount Lofty Ranges
Mount Lofty Ranges
The Mount Lofty Ranges are the range of mountains just to the east of Adelaide in South Australia.-Location and description:The Mount Lofty Ranges stretch from the southernmost point of the Fleurieu Peninsula at Cape Jervis northwards for over before petering out north of Peterborough...
in South Australia
South Australia
South Australia is a state of Australia in the southern central part of the country. It covers some of the most arid parts of the continent; with a total land area of , it is the fourth largest of Australia's six states and two territories.South Australia shares borders with all of the mainland...
. The tunnels were excavated using a tunnelling machine normally used in heavy-duty mining operations which tunnelled through 500 metres of rock for each tunnel at an average rate of 3 metres per day. The tunnels were completed in 1998 and officially opened in May 2000. Each tunnel carries 3 lanes of traffic.
The tunnels are named after artist Sir Hans Heysen
Hans Heysen
Sir Hans Heysen, OBE was a well-known German Australian artist. He was particularly recognized for his watercolours of the Australian bush. He won the Wynne Prize for landscape painting a record nine times.-Biography:...
.