Skeleton Structures: Especially in Their Application to the Building of Steel & Iron BridgesVan Nostrand, 1867 - 96 páginas |
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Página 4
... carried out for Suspended Bridges have shown particularly that bridges of this system , together with complete rigidity , possess great lightness . Want of time prevented me from com- pleting similar calculations for other structures ...
... carried out for Suspended Bridges have shown particularly that bridges of this system , together with complete rigidity , possess great lightness . Want of time prevented me from com- pleting similar calculations for other structures ...
Página 7
... of greatest strain ; thus we find the weak point , which has to resist the greatest strain in the whole beam . Does this strain not exceed the amount which this point can carry safely , we say the beam is SKELETON STRUCTURES . 7.
... of greatest strain ; thus we find the weak point , which has to resist the greatest strain in the whole beam . Does this strain not exceed the amount which this point can carry safely , we say the beam is SKELETON STRUCTURES . 7.
Página 8
... carry safely , we say the beam is strong enough . But it shows further , that a beam exposed to certain forces tending to bend it , uses only a small portion of its material to resist these forces , and the remaining material does not ...
... carry safely , we say the beam is strong enough . But it shows further , that a beam exposed to certain forces tending to bend it , uses only a small portion of its material to resist these forces , and the remaining material does not ...
Página 32
... carried on . Taking a structure like that in Fig . 12 the calculations are Fig.12 . Fig.13 3 done in the same way ; one strain is calculated after the other without diffi- 5 culty . • · I will mention here at once , that the same ...
... carried on . Taking a structure like that in Fig . 12 the calculations are Fig.12 . Fig.13 3 done in the same way ; one strain is calculated after the other without diffi- 5 culty . • · I will mention here at once , that the same ...
Página 56
... carry , upon which depends principally the cost of the structure ; and , secondly , the deflection in proportion to the span . This deflection is the only measure we have of the rigidity in a bridge , until we solve the problem to ...
... carry , upon which depends principally the cost of the structure ; and , secondly , the deflection in proportion to the span . This deflection is the only measure we have of the rigidity in a bridge , until we solve the problem to ...
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Términos y frases comunes
75 cents admissible strain Artillery ascertain beam bolt Britannia Bridge calculation Captain carry Cavalry compression connection-points construction Corps of Engineers dead weight deflection determined diagonal displacings engravings equal equations exactly example experiments exposed feet span firstly fixed formula GILLMORE gives greatest GUNNERY heat Hypsometry Illustrated increase Infantry instruction introducing iron length limit of elasticity load per running Major-General Manual Maps material Merrimack River Military Academy modulus of elasticity Naval octavo Officers OLAUS HENRICI Ordnance parallelogram of forces plates Practical pressure prolongation proportion q tons REBELLION Rifle rigidity roadway running foot single line Skeleton Bridge skeleton girder Skeleton Structures Steam steel strains caused superfluous bars suspended bridges tables TACTICS temperature tensile force tension tion tons per inch tons per running Treatise trussed bridges U. S. Army U. S. Navy United v₁ Volunteers West Point whilst whole
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