. The Street railway journal . ords, since the new car seats 52 peo-ple and the old one 44, the increase in seating capacity isabout 18 per cent, without changing the dimensions of the of the accompanying reproductions shows the steelplatform used on the cars. The side arms are of 6-in., lyY^ placed directly under the side sills, to which they arebolted. They extend back beyond the bolster and have asufficient offset to allow them to pass under it. The two centerI-beams under the platform extend back toward the middle ofthe car, a distance of 18 ft. from the bumper. The draw
. The Street railway journal . ords, since the new car seats 52 peo-ple and the old one 44, the increase in seating capacity isabout 18 per cent, without changing the dimensions of the of the accompanying reproductions shows the steelplatform used on the cars. The side arms are of 6-in., lyY^ placed directly under the side sills, to which they arebolted. They extend back beyond the bolster and have asufficient offset to allow them to pass under it. The two centerI-beams under the platform extend back toward the middle ofthe car, a distance of 18 ft. from the bumper. The draw-barrigging is bolted to these I-beams and the draw-bar strains areconsequently transmitted direct to the center sills of the 6-in. 155/2-lb. channel bar, which forms the front of the diate sills are employed. This gives a construction which, ithas been computed, will stand a greater crushing strength inthe event of collision than a steel floor framing of the designusually used under cars of the same dimensions. Over the. VIEW OF APPARATUS UNDER THE CAR steel platform framing, is secured to the longitudinal I-beamsby means of angle plates. The platforms were designed in the shops of the companyand were built on several of the old cars to replace platformsof wood construction before the new cars were bottom framing, as has been said, is of addition to the center and side sills, two sets of interme-
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
