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Lafarge purchased a plant from the National Gypsum in early 1987. [7] Ten years later, it bought Redland plc, a British quarry operator. [8] In 1999, Lafarge acquired a 100% shareholding in Hima Cement Limited, the second-largest cement manufacturer in Uganda, with an installed capacity of 850,000 metric tonnes annually, as of January 2011. [9]
There are 134 concrete production plants and 1,350 mixers. Argos' concrete production capacity in Colombia is only 1.7 million cubic meters per year, with 40 plants and 230 mixers. In 2008, Argos had a market capitalization of over $3.5 billion US dollars and income of over $1,955 million US dollars.
Holcim operates four businesses segments: cement, aggregates, ready-mix concrete, and other products, including precast concrete, asphalt, mortar, and other building materials. Originally, the company was established as LafargeHolcim by the merger on 10 July 2015 of Holcim and Lafarge, which had combined sales of CHF 26.7 billion in 2019. [3]
A 1924 issue of Concrete magazine said that the operation at 1000 La Brea Ave. appeared to be "the pioneer mixing plant in the West," the first of its kind offering "ready-mixed Portland cement ...
On 7 April 2014, Holcim and Lafarge announced they had agreed to terms on a "merger of equals" valued at nearly $60 billion. The merger entails 10 Lafarge shares being converted into 9 Holcim shares. Holders of 86% of Lafarge shares accepted this offer in June 2015, according to Holcim, meaning that the merger would proceed. [ 12 ]
In February 2015, Lafarge announced it had reached an agreement to sell the company to CRH plc, with the exception of its Cauldon cement plant. [12] Anglo American sold its 50% stake to Lafarge first, [13] for £992 million ($1.55 billion), [14] in order to allow CRH to buy the complete business. CRH completed the purchase in August 2015.
Aggregate Industries, a member of the Holcim Group, is a company based in the United Kingdom with headquarters at Bardon Hill, Coalville, Leicestershire.Aggregate Industries manufactures and supplies a range of heavy building materials, primarily aggregates such as stone, asphalt and concrete to the construction industry and other business sectors.
The cement plant at the quarry has been fueled by petroleum coke since 2007, the latter (along with the limestone itself) is a major source of mercury emissions. The cement plant was responsible for 29 percent of total Bay Area airborne mercury emissions and was shown to impact a rural site, Calero Reservoir, 20 miles (32 km) away. [86]