Skeleton Structures: Especially in Their Application to the Building of Steel & Iron BridgesVan Nostrand, 1867 - 96 ページ |
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12 tons according admissible strain alter amount axes beam bolt Britannia Bridge calculation carry Celsius Centigrade cloth components connection connection-points construction dead weight decrease deflection diagonal diagrams displacings Engineer equal equations exactly example exposed feet span figure firstly fixed foot length formula g tons geometrical gives heat horizontal Hypsometry illustrated increase iron lattice girders limit of elasticity load per running material mode modulus of elasticity OLAUS HENRICI parallelogram of forces Plate platform points practical pressure prolongation proportion q tons represents resist resulting force rigidity running foot shown shows sible strain single line Skeleton Bridge skeleton girder SKELETON STRUCTURES square inch Steam steel strains caused strength Strength of Materials superfluous bars suspended bridges temperature tensile force tion tons per inch tons per running trussed bridges ture v₁ vertical weight G whilst whole