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 366
pon the height ofthe abutment and upon the angle at which the embankment slopes.Those parts of the masonry opposed to the pressure of massesof earth are to be treated as retaining walls. Special strains, likethose coming from the thrust of arches, may often be providedfor by buttresses or… … Fig. 151 shows the general arrangement of the T abutment foran overgrade bridge. For an undergrade truss the bridge seatwould be lowered by an amount equal to the depth of the truss. 342 MANUAL FOR RAILROAD ENGINEERS. Thickness of Piers. The thickness of a pier for simply supporting the weight…
Railroad engineering
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