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 11
... regard to thrust mate- rial , the power of withstanding compression , varies with the ratio of length to diameter of pieces , as well as with the form of cross - section ; and it will hereafter be seen , that in this respect , plan 3 ...
... regard to thrust mate- rial , the power of withstanding compression , varies with the ratio of length to diameter of pieces , as well as with the form of cross - section ; and it will hereafter be seen , that in this respect , plan 3 ...
Seite 13
... regards cross - section , so that the products of stress into length of pieces , are the true exponents of amount of material required in the two pieces respectively . It follows , that , if ... regard to truss Fig . 5 Two PANEL TRUSSES . 13.
... regards cross - section , so that the products of stress into length of pieces , are the true exponents of amount of material required in the two pieces respectively . It follows , that , if ... regard to truss Fig . 5 Two PANEL TRUSSES . 13.
Seite 14
... regard to truss Fig . 5 , ql and pn , suffer each compression equal to w✓2 , with square of length = 2 , giving quotient w√2 , 0.371w , while pq , has com- pression w , and square of length 4 , and quotient w = 0.25w . Hence it ...
... regard to truss Fig . 5 , ql and pn , suffer each compression equal to w✓2 , with square of length = 2 , giving quotient w√2 , 0.371w , while pq , has com- pression w , and square of length 4 , and quotient w = 0.25w . Hence it ...
Seite 19
... regard to thrust material , it is clear that while in truss 6 , the weight on either pair of braces , is transferred ... regards amount of action on thrust material ; while , if th — v ➡ zero , the อ - = amount of thrust action is the ...
... regard to thrust material , it is clear that while in truss 6 , the weight on either pair of braces , is transferred ... regards amount of action on thrust material ; while , if th — v ➡ zero , the อ - = amount of thrust action is the ...
Seite 29
... . A remaining sections , with stress = h 2wx length ( = 4h ) , give .... V Making whole amount of action on tension material = 2v M. ( 152 + 6c ) M . SYNOPTICAL STATEMENT IN REGARD TO TRUSSES ( Figs . 8 FIVE PANEL TRUSSES . 29.
... . A remaining sections , with stress = h 2wx length ( = 4h ) , give .... V Making whole amount of action on tension material = 2v M. ( 152 + 6c ) M . SYNOPTICAL STATEMENT IN REGARD TO TRUSSES ( Figs . 8 FIVE PANEL TRUSSES . 29.
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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