is only 186.35 feet per minute, and the maxi- feats in Swiss railroad engineering. sary momentum to overcome the inertia of the car sta- mum gradient in three miles is 48 in 100. , There is The track has a striking resemblance to a ladder, so tionary at the lower station. As the car descends, one… … CAR CROSSING A STEEP VIADUCT ON THE LAUTERBRTTNNEN-GRUTSCH ALP GRAVITY CABLE RAILWAY. A water ballast tank below the car is filled when the car reaches the top, thus causing it to descend and raise the other car owing to the difference in weight. which also has a maximum gradient of 60 in 100, is…
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