. The street railway review . FIG. 2.—TROLLEY WIRE SUSPENSION. different styles of trolley suspension had to be is the bridge proper, a viaduct, and a filled-inapproach. A section of the bridge proper can be openedas a draw. Figure i shows a section of the draw. Theupper part is occupied by a railroad. Figure 2 shows. FIG. 3.—OVERHEAD CONSTRUCTION ON VIADUCT SPAN. the method of hanging trolley wire from a 2x8 hard pinestringer. On the through spans of the viaduct a span

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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads