International Library of Technology · Scranton, International Textbook Co. · leaf 270
New York. The figure showsa single track only, although the road is double track. Atrench 23 inches deep is opened up 18 feet wide. This iswell rolled and filled to a depth of 8 inches with 2,-inchbroken stone, soft spots in the rolled surface being dug outand also filled with the stone or other… … Fig. 55. which are supported by three ties about 15 inches betweencenters; 60-foot rails are then laid on the ties, ends buttedand joints staggered. Before jointing, the ends of the railsand the joint plates are well cleaned to take the bonds. Therails are then coupled, the plates bolted tight,…
Electrical engineering
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