. The road-master's assistant and section-master's guide: . 163. CURVING RAIL WITH LEVER AND CURVING HOOK. 164 THE ROAD-MASTERS ASSISTANT dropping or striking them, and the defect isnot discovered until they are found broken inthe track. Some track-men have an idea thatif a steel rail breaks by striking it with a heavysledge it is not fit to put in the track, and hencethat curving by sledges is a safeguard. Butthis view is quite erroneous. A rail may lie inthe track many years and not receive a shockas great as that caused by the blow of a sledge. A better plan for curving rails is by the aid
. The road-master's assistant and section-master's guide: . 163. CURVING RAIL WITH LEVER AND CURVING HOOK. 164 THE ROAD-MASTERS ASSISTANT dropping or striking them, and the defect isnot discovered until they are found broken inthe track. Some track-men have an idea thatif a steel rail breaks by striking it with a heavysledge it is not fit to put in the track, and hencethat curving by sledges is a safeguard. Butthis view is quite erroneous. A rail may lie inthe track many years and not receive a shockas great as that caused by the blow of a sledge. A better plan for curving rails is by the aid ofthe curving hook and lever, shown on the pre-ceding page. A tie, B (see preceding page), isplaced across the track under each end of therail, e, which is to be curved. The hook, D, isthen slipped under the main track rail betweenthe two ties about six feet from the end of therail to be curved, and the men pry down on itVv^ith the lever, A. This process can be repeat-ed at any point on the rail, as may be required. The hook, C, is made of i^-in. round iron,ei
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Keywords: ., bo, bookcentury1800, bookdecade1870, bookidroadmastersassis00hunt
