. American engineer and railroad journal . 80,000-Pound, 35-Foot Coal Cars-L. S. & M. S. Rv-Truck and Bolster Construction. are of malleable iron with end caps. They are spaced to give apocket 12 inches wide for the follower plates and are flush withthe outside edges of the wooden buffer blocks. Extending fromthe draft arm to the web of the bolster a TVi by 5-inch whiteoak timber is fitted beneath each center s^il. The flooring, of which there is an area of 231 square feet, isof long leaf yellow pine, 2% inches thick, and from 6 to 10inches in width. The drop doors are of double thickness of i
. American engineer and railroad journal . 80,000-Pound, 35-Foot Coal Cars-L. S. & M. S. Rv-Truck and Bolster Construction. are of malleable iron with end caps. They are spaced to give apocket 12 inches wide for the follower plates and are flush withthe outside edges of the wooden buffer blocks. Extending fromthe draft arm to the web of the bolster a TVi by 5-inch whiteoak timber is fitted beneath each center s^il. The flooring, of which there is an area of 231 square feet, isof long leaf yellow pine, 2% inches thick, and from 6 to 10inches in width. The drop doors are of double thickness of iron with chilled faces and are bolted to the body bolsters. Thecenter plates are of pressed steel. The trucks are of the diamond type with Simplex steel truckbolsters and channel spring planks. The top arch bars are 4% byIM inches, while the inverted bars are 4% by 1% inches, andthe tie-bar is 4% by % inches, the bending of the bars beingto large radii. The spring plank is a 13-inch channel with 4%-inrh flanges, the flanges being upwa
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
