Buildings and structures of American railroads. A reference book for railroad managers, superintendents, master mechanics, engineers, architects, and students (1893)
Berg, Walter G. (Walter Gilman), 1858-1908 · New York, J. Wiley & Sons · leaf 189
ttom of the pocket is lined with VV-in. sheet-iron. The apron is counterweighted, asshown, and the bottom of the pocket is closed by a flap-door, which is opened and closed automati-cally with the lowering and raising of the apron. The apron is 5 ft. long. The pocket and apronslope 45 degrees.… … Fig. 279.—Cross-section. consist of a timber trestle structure throughout, the coal being delivered onto a storage platformfrom a high dumping-trestle on the back of the platform and then shovelled as required into a seriesof pockets along the face of the platform, the top of the pockets being…
Railroads -- Buildings and structures · Buildings
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