. The Street railway journal . ll be remembered that the new Great Northern& City steel cars in London alsohave the whole side treated asa truss, and, in spite of a cen-ter door, the weight of the bodyis 16 per cent less than with theprevious wooden type. Fig. 5is another Prussian vestibuledcar, with continuous side plategirders as in the subway 6 illustrates a Bavarianvestibuled car, with a steel trussplank. EFFECT OF TWO SIDE DOORS If side doors could be in-serted in the New York subwaycars, the best arrangementwould appear to be to add two doors to each side as in Fig. 7. This lea
. The Street railway journal . ll be remembered that the new Great Northern& City steel cars in London alsohave the whole side treated asa truss, and, in spite of a cen-ter door, the weight of the bodyis 16 per cent less than with theprevious wooden type. Fig. 5is another Prussian vestibuledcar, with continuous side plategirders as in the subway 6 illustrates a Bavarianvestibuled car, with a steel trussplank. EFFECT OF TWO SIDE DOORS If side doors could be in-serted in the New York subwaycars, the best arrangementwould appear to be to add two doors to each side as in Fig. 7. This leaves the diagonalbraces undisturbed, and gets the doors nearer each end thanif placed in the very center, so that the distance each guardhas to see to operate his doors is reduced. If one door were the form shown in Fig. 7 has two obvious advantages overa center door, viz: in bringing the openings nearer to theguard as already pointed out, and in allowing more passen-gers to pass through, because the wide Boston center door. H IE
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
