Adelaide Hills Tarmac Rally Adelaide Hills Tarmac Rally Adelaide Hills Tarmac Rally is an annual event held around Willunga, south of Adelaide, South Australia. The event is run under CAMS regulations and is open to a variety of Tarmac vehicles. 2009 Adelaide Hills Tarmac Rally will be its 4th year, and will expand to a full two-day event over at least 17 stages. Proposed Event Summary for 2009 will be based on 2008 2008 was held on Sunday 29 June over 10 stages with 57 km competitive. A total of 53 vehicles took part including the Lamborghini Gallardo Superleggera of Kevin Weeks and Bec
History of road transport the trusts and restrictions on the width of wheels - narrow wheels were said to cause a disproportionate amount of damage to the road. The quality of early turnpike roads was varied. Although turnpiking did result in some improvement to each highway, the technologies used to deal with geological features, drainage, and the effects of weather, were all in their infancy. Road construction improved slowly, initially through the efforts of individual surveyors such as John Metcalf in Yorkshire in the 1760s. British turnpike builders began to realise the importance of selecting clean stones for surfacing, and excluding vegetable material and