Skinner, Frank W. (Frank Woodward), 1858-1932 · New York, McGraw · leaf 308
in. boltsin I X I i-in. slotted holes. Both through and deck girders areused, both having the same section of floor troughs with 15 and18 X |-in. top and bottom plates, 17 X i^-i- ^^^^^ plates, and 3X 3 X |-in. angles. They are filled with stone ballast, andeach is drained through a i|-in. pipe in… … Sl.24-</228 W\ « J^« M Girder Seats and Bracing on Columns. 2g2 Bridge construction Southwest Avenue Boulevard 9-Track Structure, 631 ft. x 14 ft. An unusually wide viaduct carries four tracks of the Pittsburg,Chicago, Cincinnati & St. Louis Railway, two tracks of the Chi-cago Terminal…
Bridges
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