Archive

Haul trucks, which replaced animal-drawn carts and grew in number and capacity over the years, have gone through many changes: from the invention of the first dump trucks, to the introduction of the massive Komatsu 930E and Caterpillar 797 trucks.

Pictorial of the Bingham Canyon Galena Days Celebration, a multi-day event that was held 8 times, from 1939 to 1957. A brief description of the Galena Days is given. Clippings from various Salt Lake County newspapers are scattered throughout the article. Photographs include Galena Royalty, vigilantes, judges, advertisements, applications, and proclamations.

Utah Copper transitioned to electric shovels and locomotives, gradually phasing out train service by the early 1990s.

The Kennecott Copper Corporation smokestack is the tallest freestanding structure in the western United States - but do you know about its origins? Built in just 84 days, this structure replaced earlier smokestacks in response to the government’s Clean Air Acts.

Copperton Railyard was the backbone of Kennecott's railway network for over 30 years. It was built when the demand for copper surged during WWII, and played a critical role in increasing efficiency and controlling rail traffic between the mine and the mills.

Utah’s electrical service grew in the late 1900s, driven by mining, hydro plants, and Kennecott’s 1942 Magna Plant.

A brief history of the partnership Utah Copper Company (UCC) had with the American Smelting and Refining Company (ASARCO) regarding the smelting and refining of ores taken from Bingham Canyon. After World War II UCC (now Kennecott) builds its own refinery and takes over operation of the ASARCO smelter at Garfield.

The 1912 Strike in Bingham Canyon, Utah was comprised almost entirely of immigrant workers, many of them Greek. Violence erupted on several occasions between guards and strikers.

The Mascotte Tunnel is remembered as a groundbreaking feat of construction. Built by the Bingham Consolidated Mining and Smelting Company, it was used to drain the mines and served as an ore-hauling corridor for many years.