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The mine is located in southern Pima County, southwest of Tucson and west of Green Valley-Sahuarita. Originally developed as an underground mine in 1907, the Sierrita open pit has been in operation since 1959 and is a copper and molybdenum mining complex, operating on a porphyry copper deposit with oxide, secondary sulfide, and primary sulfide ...
Terex Corporation's Terex Mining division debuted the Terex Unit Rig MT6300AC at MINExpo International in September, 2008. [5] Prior to the introduction of the MT6300AC and the Caterpillar 797F at MINExpo International in September, 2008, the Liebherr T 282B, introduced in 2004, was the only haul truck with a payload capacity of 363 t (400 short tons).
Modular Mining is a privately held company that develops, manufactures, markets, and services mining equipment management systems, headquartered in Tucson, Arizona, U.S.A. Modular's DISPATCH Fleet Management System is available in eight languages, and has been deployed at more than 250 active mine sites; among these are nine of the ten highest-producing surface mines in the world.
Sahuarita Lake is an artificial lake that was completed on June 22, 2001, by Rancho Sahuarita. The lake surface area is 435,600 square feet (40,470 m 2 ), with a 1-mile (1.6 km) long perimeter and maximum depth of 10 feet (3.0 m), holding approximately 70 acre-feet (86,000 m 3 ) of water. [ 26 ]
Automated mining involves the removal of human labor from the mining process. [1] The mining industry is in the transition towards automation. It can still require a large amount of human capital, particularly in the developing world where labor costs are low so there is less incentive to increase efficiency. There are two types of automated ...
Engineers at Liebherr Mining Equipment Newport News Co. designed the T 282 to have the lightest Empty Vehicle Weight (EVW) respective to its payload capacity. The T 282 was the first mining haul truck designed by Liebherr following the company's acquisition of existing haul truck manufacturing company, WISEDA, LTD.
Haulpak was a very successful line of off-highway mining trucks. The name was used from 1953 until around 1999; the line continues under the Komatsu name. The name was adopted as Wabco Haulpak when R. G. LeTourneau's business was bought by Wabco, and the Haulpak name continued through Wabco's purchase by American Standard, the operation's purchase by Dresser Industries, the merger into Komatsu ...
The Caterpillar 797 is a series of off-highway, ultra class, two-axle, mechanical powertrain haul trucks developed and manufactured in the United States by Caterpillar Inc. specifically for high-production mining and heavy construction applications worldwide. [1]