. Concrete silos; their advantages. Silos; Concrete construction. 92 Concrete Silos curvature of each section. The ends of each section are made with slideable edges and are provided vrith turnbuckles for con- tracting and expand- ing the forms. The form is raised by means of jacks operated from the platform. The rein- forcing rods run through the jacks. At the bottom of the jack is a collar clamped to the rein- forcing rod which supports the jack. The extension yoke which is attached to the inside and out- side form is bolted to the stationary nut of the jack. By turning the screw the nut is
. Concrete silos; their advantages. Silos; Concrete construction. 92 Concrete Silos curvature of each section. The ends of each section are made with slideable edges and are provided vrith turnbuckles for con- tracting and expand- ing the forms. The form is raised by means of jacks operated from the platform. The rein- forcing rods run through the jacks. At the bottom of the jack is a collar clamped to the rein- forcing rod which supports the jack. The extension yoke which is attached to the inside and out- side form is bolted to the stationary nut of the jack. By turning the screw the nut is pushed up, pulling the form with it. These forms pro- vide for building 6 to 10 feet of wall in height per day. Intermittent metal doors are used in this system. They are 20x22 inches in size, and are made entirely of cast iron except the hinges, which are mild steel. The frames are also of cast iron, and carry a groove for. Buih ^'ii' Willi AiarLiii Forms. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hanson, Edward Smith, 1871- [from old catalog]. Chicago, The Cement era publishing company
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectconcreteconstruction
