Chimney Design and Theory; A Book for Engineers and Architects

Chimney Design and Theory; A Book for Engineers and Architects

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1902 edition. Excerpt: ...side. A hawser was then fastened about the chimney, 60 feet from the ground, and ropes led from this hawser to crabs placed at a distance of about 100 feet from the chimney. With eight men at each crab and men at the hydraulic-jacks, the chimney was slightly lifted and pulled at the same time; the men at the jacks left their posts at the first warning crack, but those at the crabs continued their work until the chimney fell. The top of the chimney toppled over first and the base followed. The work was performed by P. W. Hassatt, contractor.--Engineerhuj News, 1899. 8TRAIUHTENING A CHIMNEY. Square brick chimney, 100 feet high, leaning 28 inches, at factory of Ormsby Textile Company, Waterford, N. Y., erected in 1893, located one-third of a mile from the west bank of the Hudson River on north side of outlet of Mohawk River. The underlying rock is shale, irregularly covered by earth. Chimney is 5 feet 4 inches square at the top, and 9 feet 6 inches square at the bottom, and has a flue 3 feet square; its foundation is 14 feet deep--4 feet by 14 feet square being1 concrete, and heavy stone-work 10 feet by 14 feet square at bottom, tapering to 9 feet 6 inches at top. Foundation weighs 149 tons, making with chimney 355 tons on 196 square feet of earth, or about 1.8 tons per square foot.--"Transactions of the American Society of Mechanical Engineers," paper dcxi. This chimney settled in all about 0.598 of a foot. The manner in which it was straightened is described by Mr. J. C. Piatt in part as follows: "The work of straightening the chimney commenced on March 19,1894. A scaffold was erected, and eight oak timbers, 6 inches by 10 inches by 10 feet, were placed at the corners at the height of 42 feet above the stonework, and 4 more

Product details

  • Paperback | 74 pages
  • 189 x 246 x 4mm | 150g
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236541804
  • 9781236541802