. The street railway review . ON 15 PER CENT GRADE. tracks, and only a single track has been used on thegrade. The coming season the cable tracks will berelaid with a heavier rail and the conduits arranged asshown in Figure i, ex-cept that iron yokesset in concrete will beused in place of tracks are to beused, and switchesplaced at top and bot-tom, operated by thecounterweights so thatthe cars will alwaystake the proper grade is about700 feet long, and themaximum about 15 percent. Two coupledcounterweights areused. One is of solidcast iron and the other is hollow, so as to
. The street railway review . ON 15 PER CENT GRADE. tracks, and only a single track has been used on thegrade. The coming season the cable tracks will berelaid with a heavier rail and the conduits arranged asshown in Figure i, ex-cept that iron yokesset in concrete will beused in place of tracks are to beused, and switchesplaced at top and bot-tom, operated by thecounterweights so thatthe cars will alwaystake the proper grade is about700 feet long, and themaximum about 15 percent. Two coupledcounterweights areused. One is of solidcast iron and the other is hollow, so as to be loaded to the desired amount fora good balance. Although the actual weight is less. (^tuct(J^aiiA\^lf^ylcW 207 than that of an unloaded car, the friction of the cableis such that current has to be used in going down hill.
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
