Railway Practice; A Collection of Working Plans and Practical Details of Construction in the Public Works of the Most Celebrated Engineers

Railway Practice; A Collection of Working Plans and Practical Details of Construction in the Public Works of the Most Celebrated Engineers

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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. 1847 edition. Excerpt: ...to ascertain the nature of the materials to be excavated; and the nature, thickness, and relative positions of the various beds of Clay, marl, shale, limestone, &c, are shown in the Section, which it is believed correctly represents the extent and quality of the materials to be cut through; but it remains with the Contractor to verify the correctness of the section, as he will be held liable to the consequences of any alteration in the continuity of the strata between the shafts. The Shafts have been left open for examination; the materials obtained in sinking them may be seen at the top of each shaft, and samples of the various strata sunk through may be seen on application at the Kail way-office at Weedon. As soon as any part of the Slopes, not having less base than 1 foot to every foot in height, are dressed to the proper inclination, they shall be covered with Turf taken from the land to be occupied by the excavations in the same manner as before directed in the embankments; and where turf cannot be obtained, the slopes must be covered with Soil and sown with rye-grass and clover-seed, as before directed in the specification of the embankments. In the formation of the excavations and embankments in this Contract, the Contractor shall not remove the turf or soil from the ground for a greater distance than half a statute chain in advance of the face of the excavation or embankment, and that which has been cut must be removed back to a point where the slope is ready for receiving it, and laid down as directed, with as little delay as possible. Whenever and wherever springs, soaks or streams of water, may appear and issue from the face of the slopes, the Contractor shall be bound to make and maintain during the progress and until the...show more

Product details

  • Paperback | 60 pages
  • 189 x 246 x 3mm | 127g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236628713
  • 9781236628718