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In 1923, the Pittsburgh city council approved city ordinance no. 205, granting the company, "its successors and assigns, the right to construct, maintain and use an overhead skip hoist across south Twelfth street with an approximate clearance of 14' for the purpose of conveying iron and steel products from the building of said corporation ...
Pages in category "Ironworks and steel mills in Pennsylvania" The following 30 pages are in this category, out of 30 total. This list may not reflect recent changes .
Union Iron Mills; The merging of these separate business operations into one resulted in the newly formed company owning an interest of nearly $5 million. [3] On January 1, 1873, ground work began on the Edgar Thomson Steel Works in Braddock Township. It has been estimated that the plant was built for about $1.2 million.
The landmark Koppers Building in downtown Pittsburgh opened in 1929. [ 2 ] In 1943, Koppers, at the US Government's behest, built a factory in Kobuta, Pennsylvania on the Ohio River downriver from Beaver , to manufacture styrene - butadiene monomer, a building block used to make a form of synthetic rubber for the World War II defense effort.
A 1903 Pittsburgh Press front page highlighted the city's being a focus point for three different railroads. [30] In 1911 the city was being referred to as the "Stogie capital of the nation" with several high quality cigar manufacturers located in the region. [31] Pittsburgh produced around one third of the national output of steel by the 1920s.
The Mon Valley Works–Irvin Plant is a steel processing plant operated by U.S. Steel and historically a "hot strip mill" (sometimes referred to as a "steel mill") in the Pittsburgh suburb of West Mifflin, Pennsylvania. The site consists of 650 acres on a hilltop 250 feet above the Monongahela Valley. [1]
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