. The street railway review . osed in a locked box with a glassfront and the towerman can only get at them by breakingthe glass. He then notifies the main office to send men tomake the necessary repairs, with an explanation and full re-port of the cause that led to the necessity of breaking thebox. He has then also to throw over two large double and as an improvement on the present arrangement the lat-ter suggests the following: Instead of the street car derailbeing closed and the first or signal section being in circuitin series with a 200-ampere relay, which allows a motorman■—if he choose t
. The street railway review . osed in a locked box with a glassfront and the towerman can only get at them by breakingthe glass. He then notifies the main office to send men tomake the necessary repairs, with an explanation and full re-port of the cause that led to the necessity of breaking thebox. He has then also to throw over two large double and as an improvement on the present arrangement the lat-ter suggests the following: Instead of the street car derailbeing closed and the first or signal section being in circuitin series with a 200-ampere relay, which allows a motorman■—if he choose to disobey the semaphore signal to continueand pass over the crossing—my idea would be to have thederail wide open and the trolley section dead, with the ex-ception of passing- through a very high resistance relay, suf-ficient only for signal purposes, but would not allow suf-ficient current to move the car. Now, under these conditions, the towerman having re-ceived the signal, would first have to throw the derail switch. DIAGRAM OF PAINESVILLE CROSSING. which would, at the same time, throw the trolley sectioninto circuit, following up with the semaphore. With thisarrangement a motorman would be compelled to obey thesemaphore at all times or he would himself derail his first crossing of an electric line with a steam roadin Ohio to be interlocked, in accordance with the crossinglaw, was that of the Cleveland, Painesville & Eastern Rail-road with the New York, Chicago & St. Louis Railroad(Lake Shore) at Painesville, which was put in operation inFebruary last. Both of the roads are single track; both are
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
