Railway Track and Track Work
This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from ... Show synopsis 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. 1897 Excerpt: ...a difference of about 1.05 in. between the levels of the rail heads. A guard timber is placed along each side of each rail of the gantleted sand track, and the space between the timbers is filled with sand, giving a depth of about 2 ins. of sand over the rail. If a car gets away from the gridiron tracks, one of the yardmen throws the switch of the sand track, and the car is quickly and easily stopped, while there Is no difficulty in getting it back again. There is also a sand track on the main freight track to this yard, and on one occasion a freight train of 27 cars (with 55 axles) weighing 417 tons with engine and tender, got beyond control on this grade of 1.8%, in spite of having brakemen on eight of the cars. It was diverted onto the sand track, while running at about 30 miles per hour, and ran for 328 ft. over a thin layer of sand and 738 ft. over a 2-in. layer of sand. After the train was stopped, the sand was cleared away, and the train then ran to the main track through the lower switch of the sand track, the total length of this track being 1,300 ft. The device is also used at derailing switches, a train passing a home signal at danger being diverted onto the sand track. CHAPTER 13.--TRACK TOOLS AND SUPPLIES. The tools used in track work are an important item in the proper maintenance of way. and it is bad practice and false economy to purchase the cheapest tools obtainable and then to pay no attention to see that they are properly and carefully used. First-class tools should always be supplied, as they need cost but little more than inferior tools, while they do better work and last for a longer time. The use of steel instead of Iron enables a reduction of weight to be made in many cases, without reducing the strength or efficiency of the tools, t..