The Technical World Magazine, Volume 15Technical World Company, 1911 |
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Page 202
THE STEEL RODS READY FOR THEIR CONCRETE COVERING . they please , but they will slide right over the concrete tubes , and trains may pass back and forth within them as safely as passenger traffic is carried on beneath the Hudson river in ...
THE STEEL RODS READY FOR THEIR CONCRETE COVERING . they please , but they will slide right over the concrete tubes , and trains may pass back and forth within them as safely as passenger traffic is carried on beneath the Hudson river in ...
Page 270
... concrete is used as the material and a number of houses are cast from one set of molds . An accompanying illustration shows the design and construction of a small concrete house built along the lines of the model home , which received ...
... concrete is used as the material and a number of houses are cast from one set of molds . An accompanying illustration shows the design and construction of a small concrete house built along the lines of the model home , which received ...
Page 706
... concrete base were blasted out . Many men worked all day long preparing for the blasting , which was done between five and seven o'clock in the morning , and between the same hours in the evening . The old building extended two floors ...
... concrete base were blasted out . Many men worked all day long preparing for the blasting , which was done between five and seven o'clock in the morning , and between the same hours in the evening . The old building extended two floors ...
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