International Correspondence Schools · Scranton, Pa. : The Colliery engineer co. · leaf 584
120 i-0 140- r3 3 i-6 … Figs. 550 and 551. Figs. 552 and 553. spacing the piles, though the general arrangement is thesame. For a heightof bent not exceeding 5 feet, and where the 1170 RAILROAD STRUCTURES. road is to carry only a moderate traffic, a three-pile bent isgenerally adopted, one pile being placed directly upon…
Railroad engineering
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