. The street railway review . TKACK CONSTRUCTION ON SOLID FILL—AT AND BETWEEN CKOSS TIES. The east section of the steel work was built liy the MarylandSteel Co.; the middle section, including the draw span, was builtby the A. & P. Roberts Co., and the west section is now under con-struction by the American Bridge Co. at its Berlin plant. Thefoundations, masonry and roadway work of the east and middlesections was performed by Steward & McDermott, of New foundation, masonry and roadway work of the west or final abola each way from the tower. The upper chord of the two armsof the span ar
. The street railway review . TKACK CONSTRUCTION ON SOLID FILL—AT AND BETWEEN CKOSS TIES. The east section of the steel work was built liy the MarylandSteel Co.; the middle section, including the draw span, was builtby the A. & P. Roberts Co., and the west section is now under con-struction by the American Bridge Co. at its Berlin plant. Thefoundations, masonry and roadway work of the east and middlesections was performed by Steward & McDermott, of New foundation, masonry and roadway work of the west or final abola each way from the tower. The upper chord of the two armsof the span are connected across the four posts of the center towerby eye bars. When the bridge is closed and in use by the public thestrain is taken out of these eye bars by lifting the ends of thebridge. When swinging, the load is on the eye bars. The floor ofthe draw span consists of two courses of plank. The lower courseis 4 in. thick, of yellow pine fastened direct to the steel eye beam.
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
