. The street railway review . 4 inchgage, 56 and 90-pound rail. The equipment consists of. SUBSTITUTE FOR SWITCHBACK, PRICE HILL, CINCINNATI. the way of grade climbing with surface cars. It is thelength of the grade rather than its steepness that makes itdifficult to operate over. The rise of 384 feet in 4,800 ft. oftrack is not the only grade, as it does not include a long,easy grade approaching the hill or short grades at the is noted for heavy grades, and the comparativework required of the motors on this and other lines canbe judged by the fact that this is the only line req
. The street railway review . 4 inchgage, 56 and 90-pound rail. The equipment consists of. SUBSTITUTE FOR SWITCHBACK, PRICE HILL, CINCINNATI. the way of grade climbing with surface cars. It is thelength of the grade rather than its steepness that makes itdifficult to operate over. The rise of 384 feet in 4,800 ft. oftrack is not the only grade, as it does not include a long,easy grade approaching the hill or short grades at the is noted for heavy grades, and the comparativework required of the motors on this and other lines canbe judged by the fact that this is the only line requiringmotors heavier than the ordinary. The emergency brakeillustrated in our last issue, invented by B. L. Kilgour,the electrician, is used on this hill. It consists of fourprongs which dig into the macadam pavement beside therails. It does not stop a car with a jerk but is absolutelysure in its action and is intended to be used only in ex-treme emergencies. Something of this kind is absolutelynecessary as a runaway car on this hill would be sure toresult in a very serious accident. A
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
