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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... Effects of heat upon Arches without Chords . 126 Bridge Materials , Wood and Iron compared .. 132 IRON BRIDGES . Strength of Iron ... 142 Experiments on Cast Iron , & c .. 146 Safe practical strain of Iron 151 Note giving examples of ...
... Effects of heat upon Arches without Chords . 126 Bridge Materials , Wood and Iron compared .. 132 IRON BRIDGES . Strength of Iron ... 142 Experiments on Cast Iron , & c .. 146 Safe practical strain of Iron 151 Note giving examples of ...
Seite 27
... effect to diminish by w , the tendency of previously imposed weights , to throw gw upon dg , reducing it to gw , and to neutralize the balance of w acting upon ci , after the imposition of the weight at d , leaving c and dk both ...
... effect to diminish by w , the tendency of previously imposed weights , to throw gw upon dg , reducing it to gw , and to neutralize the balance of w acting upon ci , after the imposition of the weight at d , leaving c and dk both ...
Seite 31
... effects of these weights , without any action of the diagonals , it is necessary that each section of the arch have the same horizontal thrust , since , if one section have a greater horizontal thrust than the one opposed to it at ...
... effects of these weights , without any action of the diagonals , it is necessary that each section of the arch have the same horizontal thrust , since , if one section have a greater horizontal thrust than the one opposed to it at ...
Seite 34
... effect ( equal to 3w " ) of the action of fj ; the former FIG . 11A . B at ....... 2 effect being , in addition to the tension of fi 34 BRIDGE BUILDING .
... effect ( equal to 3w " ) of the action of fj ; the former FIG . 11A . B at ....... 2 effect being , in addition to the tension of fi 34 BRIDGE BUILDING .
Seite 35
... effect of the ac- tion of fj ; and , there being no weight at ƒ , this force * Since the vertical reach of jk is that of ij , and their vertical ac- tions ( horizontal thrust , and horizontal reach being the same ) , as their respective ...
... effect of the ac- tion of fj ; and , there being no weight at ƒ , this force * Since the vertical reach of jk is that of ij , and their vertical ac- tions ( horizontal thrust , and horizontal reach being the same ) , as their respective ...
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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