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The Monadnock was commissioned by Boston real estate developers Peter and Shepherd Brooks in the building boom following the Depression of 1873–79. [5] The Brooks family, which had amassed a fortune in the shipping insurance business and had been investing in Chicago real estate since 1863, had retained Chicago property manager Owen F. Aldis to manage the construction of the seven-story ...
The concept was pioneered by James MacDonald, of MacDonald Engineering Chicago, and published by Milko S. Ketchum in an illustrated book: The Design of Walls, Bins, and Grain Elevators in 1907. [4] Later, MacDonald published a scientific paper: Moving Forms for Reinforced Concrete Storage Bins in 1911. [5]
Lift slab construction (also called the Youtz-Slick Method) is a method of constructing concrete buildings by casting the floor or roof slab on top of the previous slab and then raising (jacking) the slab up with hydraulic jacks. This method of construction allows for a large portion of the work to be completed at ground level, negating the ...
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Robert Taylor Homes was a public housing project in the Bronzeville neighborhood on the South Side of Chicago, Illinois from 1962 to 2007. The largest housing project in the United States, it consisted of 28 virtually identical high-rises, set out in a linear plan for two miles (3 km), with the high-rises regularly configured in a horseshoe shape of three in each block.
Wall chaser A wall chaser is a specialised power tool used for cutting narrow grooves in walls, brickwork , blockwork, or concrete . The tool is usually powered by an electric motor that drives a pair of abrasive discs like those found in an angle grinder , positioned closely together.
Shotcrete, gunite (/ ˈ ɡ ʌ n aɪ t /), or sprayed concrete is concrete or mortar conveyed through a hose and pneumatically projected at high velocity onto a surface. This construction technique was invented by Carl Akeley and first used in 1907. [1]: 7 The concrete is typically reinforced by conventional steel rods, steel mesh, or fibers.
However, it held onto Verson, because a 16% duty had been imposed on Japanese presses as a result of claims that it was dumping machines onto the US market. [12] [13] [14] In 1996, Verson built what was referred to by the Chicago Tribune as the "mother of all machine tools," a 2,500-ton press as big as a house. It was capable of stamping out ...
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