Contractors and Engineers Monthly Volume 1-2

Contractors and Engineers Monthly Volume 1-2

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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. 1920 edition. Excerpt: ...pipes in which fires were kept burning. The top of the structure was kept covered with canvas, under which salamanders were placed until the concrete had set beyond all danger of damage by freezing. On account of the rather open character of the structure, the protection during the cold weather was rather difiicult, but it has apparently been suflicient. The bridge was designed by Ross M. Riegel, Designing Engineer for the Conservancy District, and was built in the field under the direction of Leslie Wiley, Superintendent of Construction. The material for this article was secured from the Miami C 0 rzserwancy ' Bulletin. Portable Steam Pump For Dewatering Excavations ANY contractors are already thoroughly M conversant with the Pulsometer steam pump, which they are using in pumping operations and foundation and trench work successfully without the use of oil or any attention during the operation. Pulsometers have been known to work continuously for years; in fact, one owner has stated that his Pulsometer was entering its twenty-ninth year of service. doing the same type of work every day--the handling of gritty, sediment-laden water from a quarry--without a falter or a miss. The construction of these pumps is very simple, for there is a total absence of parts that slide and run one on another. It is claimed to be the only machine built, which does not need lubrication, since no friction is produced at any point during operation. This pump does not require a specially built foundation. It can be fastened to a beam. hung on a hook and rigged up in any way and at any place, and will pump its full capacity. A little steam, piped from a near-by boiler, is all that is necessary to operate a Pulsometer. and, being a condensing pump, it gets...show more

Product details

  • Paperback | 254 pages
  • 189 x 246 x 13mm | 458g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236933915
  • 9781236933911