Manual for railroad engineers and engineering students : containing the rules and tables needed for the location, construction, and equipment of railroads as built in the United States (1883)
Vose, George L. (George Leonard), 1831-1910 · Boston : Lee and Shepard · leaf 364
evation, at D E, and section C, Fig. 147, becomesthe LJ abutment, Fig. 148, or, by moving the wings on to thecentre line, takes the form of the ~f abutment, Fig. 149. Thecurved wing, being arched, requires a little less thickness, but atthe same time is longer. The slope of the wings may be… … Fig. 147. ^ B -ir
Railroad engineering
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