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Oldcastle Materials Inc. is a supplier of asphalt, concrete, and other building materials, and also offers construction and paving services. The Atlanta-based company is a subsidiary of CRH plc, a publicly traded international group of diversified building materials businesses, [2] [3] and has approximately 18,000 employees at 1,200 locations, as of March 2018.
Barrack buster is the colloquial name given to several improvised mortars, developed in the 1990s by the engineering unit of the Provisional Irish Republican Army (IRA).. The improvised mortar properly called "barrack buster" - known to the British security forces as the Mark 15 mortar - fired a 1 metre (3 ft 3 in) long metal propane cylinder with a diameter of 36 centimetres (14 in), which ...
This list catalogues mortars which are issued to infantry units to provide close range, rapid response, indirect fire capability of an infantry unit in tactical combat. [1] In this sense the mortar has been called "infantryman's artillery", and represents a flexible logistic solution [clarification needed] to the problem of satisfying unexpected need for delivery of firepower, particularly for ...
The company's name is an abbreviation of Cement Roadstone Holdings, and was formed through the merger in 1970 of Cement Ltd (established in 1936) and Roadstone Ltd (established in 1949). [3] According to Jonathan Guthrie of the Financial Times, it is pronounced "Cee Orr Haitch". [4] The company went public on the Irish Stock Exchange in 1973. [5]
Improvised mortar Ireland "Barrack buster" most powerful of a series of IRA home-made mortars from early 1970s onwards. British military analysts assessed the conventional-style bipod and baseplate 60mm "Mark 6" model in 1993 as "extremely well-made and may easily be mistaken for military models." [130] [131] M-37: 82mm: Infantry mortar Soviet ...
Albrecht Mortar German Empire: World War I 254: 10-inch siege mortar M. 1841 United States: 1841 254: 10-inch seacoast mortar M. 1841 United States: 1841 260: 26 cm Minenwerfer M 17 Austria-Hungary: World War I 320: 320 mm Type 98 mortar Japan: World War II: 325: Mortier de 12 Gribeauval Kingdom of France: 1781 330: 13-inch seacoast mortar M ...
Oldcastle glass was created through the merging of multiple glass manufacturers, including Hordis Brothers (marketed as "Arm-R-Clad"), HGP Industries, [1] United Tempering Systems, North American Glass, O&W Glass, Downey Glass, Glass Distributors of America, General Glass, Tempglass, Armourguard Glass Products, Wescan Glass Industries, Free State Glass Industries, and Oldcastle Specialty Glass.
The 2B9 Vasilek (2Б9 "Василёк" - Cornflower) also known as Vasilyek, [2] AM 289 Vasilyek [3] or AM 2B9 Vasilyek, [3] is an automatic 82 mm gun-mortar developed in the Soviet Union in 1967 and fielded with the Soviet Army in 1970.