An Elementary and Practical Treatise on Bridge Building: An Enl. and Improved Edition of the Author's Original WorkD. Van Nostrand, 1899 - 352 Seiten |
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Seite 104
... positions which a diagonal member may assume , it becomes an important question , what degree of inclination these ... position , or diminished till it becomes a ver- tical ; when , in either case , the member ceases to be a diagonal ...
... positions which a diagonal member may assume , it becomes an important question , what degree of inclination these ... position , or diminished till it becomes a ver- tical ; when , in either case , the member ceases to be a diagonal ...
Seite 116
... position of the line bc , and thereby secure greater relative accuracy of measure- ment . So may we also take vv ' , or ' instead of bm , to de- termine the line cd . By this means we multiply the small spaces al , bm , & c . , and ...
... position of the line bc , and thereby secure greater relative accuracy of measure- ment . So may we also take vv ' , or ' instead of bm , to de- termine the line cd . By this means we multiply the small spaces al , bm , & c . , and ...
Seite 124
... position , it would enable us to diminish the width of web to .364v . But there seems to be no obvious reason why we should assume the equilibrated curve to take the posi tion just described , rather than one with the le end below a ...
... position , it would enable us to diminish the width of web to .364v . But there seems to be no obvious reason why we should assume the equilibrated curve to take the posi tion just described , rather than one with the le end below a ...
Seite 126
... position of the load , and if the load were re ersed upon the two halves of the arch , each dia- gonal here represented as acting by thrust , would then act by tension , and vice versa . Now , assuming that dece , and that the action ...
... position of the load , and if the load were re ersed upon the two halves of the arch , each dia- gonal here represented as acting by thrust , would then act by tension , and vice versa . Now , assuming that dece , and that the action ...
Seite 127
... position , and the reverse of action , upon those more inclined . The absolute rise or fall of an arch , resulting from a given change of temperature , may , without essential error , be regarded as proportional to the change in the ...
... position , and the reverse of action , upon those more inclined . The absolute rise or fall of an arch , resulting from a given change of temperature , may , without essential error , be regarded as proportional to the change in the ...
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Häufige Begriffe und Wortgruppen
abutment act by tension acting by thrust amount of action arch truss assumed beam bearing bolts cast iron centre cloth compression connecting block construction counter braces cross-section curve deflection depth of truss diagram diameter draw bridges Electric Engineers equal feet flanges force full load gives gonals greater half Hence horizontal action horizontal reach horizontal thrust Illustrated inclination joists king braces latter length less liable lifting force lower chord maximum stress maximum weight morocco movable load multiplied negative resistance nodes number of panels oblique members panel truss pieces portion posts pressure produced Prof proportion rail road represented respectively rivets Second edition side single track rail span splice plates square inch strain strength of materials tension material thickness tical timber tion trapezoidal Truss Bridge truss Fig upper chord uprights vertical reach weight of structure weight sustained whence width wrought iron