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 9
... Figures 3 , 4 and 5. Fig . 3 represents a pair of rafter braces , with feet connected by a horizontal tie and with a ... figure . Also , let each chord equal 4v , 4 , and the half chord = 2 = h = horizontal reach of obliques in Figs . 3 ...
... Figures 3 , 4 and 5. Fig . 3 represents a pair of rafter braces , with feet connected by a horizontal tie and with a ... figure . Also , let each chord equal 4v , 4 , and the half chord = 2 = h = horizontal reach of obliques in Figs . 3 ...
Seite 10
... figure ) , should be as the stress , it follows that the weight of each such member should respectively , be as the stress sustained , multiplied by the length , + an ad- ditional amount taken up in forming connections ; which latter ...
... figure ) , should be as the stress , it follows that the weight of each such member should respectively , be as the stress sustained , multiplied by the length , + an ad- ditional amount taken up in forming connections ; which latter ...
Seite 17
... figure may be inverted , thus reversing the action of the several thrust and tension members . XVIII . Another , and a more common form of truss for two beams , is shown in Fig . 7. These may be called three panel trusses . FIG . 6 ...
... figure may be inverted , thus reversing the action of the several thrust and tension members . XVIII . Another , and a more common form of truss for two beams , is shown in Fig . 7. These may be called three panel trusses . FIG . 6 ...
Seite 21
... figure , = } whole chord ; uniform weights at the four bearing points in each , and м = weight of material required to sustain a stress equal to w , with length equal to 1 ; then , making in truss 8 , it is obvious that the two ...
... figure , = } whole chord ; uniform weights at the four bearing points in each , and м = weight of material required to sustain a stress equal to w , with length equal to 1 ; then , making in truss 8 , it is obvious that the two ...
Seite 30
... figures and expressions giving the amount of action ( sum of stresses into lengths of pieces ) , as in case of tension members . The compression material in No. 8 ( the arch truss ) , is undoubtedly more efficient in action than in ...
... figures and expressions giving the amount of action ( sum of stresses into lengths of pieces ) , as in case of tension members . The compression material in No. 8 ( the arch truss ) , is undoubtedly more efficient in action than in ...
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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