Skinner, Frank W. (Frank Woodward), 1858-1932 · New York, McGraw · leaf 105
our lines of girders 16 feetapart on centers which are supported on one vertical posttrestle bent, one masonry pier and two masonry abutments.The abutments are in divergent planes, one of which is parallelto the trestle bent and the other parallel to the masonry pier.This makes all the girders in… … RAILROAD PLATE GIRDER SPANS 89 namely, 50 ft., 56 ft. gi in., 63 ft. 6i in., and 70 ft. 3| in. centerto center of pier and trestle. The pier and abutments and thesouth line of girders are designed for the future addition ofanother girder and track south of the present south girder.The long-span…
Bridges
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