Skinner, Frank W. (Frank Woodward), 1858-1932 · New York, McGraw · leaf 298
on fourlines of steel columns from 10ft. to 80 ft. high, which arebraced to make alternate towersand open panels. Street cross-ings are made with plate girderdeck spans from 58 to 90 ft.long. At the Attorney Street cross-ing six longitudinal 58-ft. plategirders, 6 ft. deep, carry theroadway,… … General Cross-Section. 282 BRIDGE CONSTRUCTION are six 6\-it. plate girders, seated on the approach masonryat the west end, and on steel columns at the east end. Theouter ones, 114 ft. apart, are ?<y in. deep; the inner ones,22 ft. apart, are 82>, in. deep and extra heavy to carry inthe…
Bridges
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