. The street railway review . FIG. 4. series, two in series-parallel and four in parallel, and withthe resistances gives 22 combinations. The motors are gearless, being placed directly on theaxles and with no springs between the axles and the will be 32 of these locomotives, each capable of haul-ing seven coaches having a seating capacity of 48 passen-gers each. Including the locomotive, the train weight willbe 150 tons, and an average speed of 14 miles an hour willbe maintained with stops of 20 seconds at each of the 13stations. A very important factor in maintaining a fast sched
. The street railway review . FIG. 4. series, two in series-parallel and four in parallel, and withthe resistances gives 22 combinations. The motors are gearless, being placed directly on theaxles and with no springs between the axles and the will be 32 of these locomotives, each capable of haul-ing seven coaches having a seating capacity of 48 passen-gers each. Including the locomotive, the train weight willbe 150 tons, and an average speed of 14 miles an hour willbe maintained with stops of 20 seconds at each of the 13stations. A very important factor in maintaining a fast schedule isthe alignment of the tunnels, a grade of 3 per cent beingon either side of each station. This arrangement at thestations greatly increases the accelerating poiver and savesbraking effort. One who is familiar with the current de- 240 ^1]wd%ilHicu\%tor. FIG. 5.~LOCOMOTIVE FOR CENTRAL LONDON RAILWAY. mand c f the motors in accelerating the trains on the ele-vated roads will appreciate that more than a third of thetotal energ^y can be saved by the assistance of gravity. The progress of the work is very satisfactory; the foun-dations of the power house are laid; of the 22,800 yds. oftunneling only a mile yet remains to be driven, and the
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
