Tarmac Group 2011, Anglo-American announced a proposed joint venture with Lafarge that involved combining both companies' aggregates businesses in the United Kingdom. The merger, which excluded Tarmac Building Products, was completed in March 2013, following receipt of necessary approvals from the UK Competition Commission, forming Lafarge Tarmac. Tarmac Building Products, the last part of the business still wholly owned by Anglo-American, was acquired by Lafarge Tarmac in April 2014. Tarmac Group consisted of Tarmac Building Products, Tarmac Middle East and 50% of Lafarge Tarmac. Tarmac Building Products was the largest supplier in the United Kingdom of heavy building products. It supplied aircrete
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