A History of the St. Louis Bridge

A History of the St. Louis Bridge

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1881 edition. Excerpt: ...soon as possible, to keep them in line, and also ordered suspension clamps from outer ribs to take center weight of these ribs; but could get no rods, as all are in use on Spans II and III." Mr. Eads was at the time in New York, and Col. Flad was sick in bed. By direction of the latter, Mr. Cooper immediately telegraphed these facts to Mr. Eads and asked instructions. The dispatch reached Mr. Eads at 11 o'clock at night, just as he was retiring to'bed. Its effect upon him for an instant was almost equal to a thunderbolt. He said that) the first thought which crossed his mind was the question, " Can it be possible, after all the care I have used to ascertain the modulus of elasticity of the steel and the strains that would result from the alterations in the form of the arches which must follow the changes of temperature, that our investigations have been erroneous, and that the steel is actually not strong enough to withstand extremes of temperature? " An interval of intense oppression followed, during which the immense responsibility of his position as chief engineer of the work was more fully realized by him than at any other one moment throughout the entire seven years of his connection with the Bridge. In a moment, however, he recovered from the stunning blow, the feeling of distrust vanished, and he coolly proceeded to analyze the situation and to discover the cause of the accident. A few moments' reflection sufiiced to convince him that it was the result of an undue strain upon the main cables, and that it could result in no serious harm. Nevertheless, he carefully wrote out his telegram of instructions, and to be absolutely sure of its proper delivery he went in person to the telegraph oflice. To fully...show more

Product details

  • Paperback | 224 pages
  • 189 x 246 x 12mm | 408g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236990269
  • 9781236990266