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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Ergebnisse 6-10 von 41
Seite 73
... posts standing upon the abutments , or , to posts sustained by other pairs of equally inclined suspension rods of greater horizontal reach ; which in turn , transfer a part to king posts , and another part to a post sustained by ...
... posts standing upon the abutments , or , to posts sustained by other pairs of equally inclined suspension rods of greater horizontal reach ; which in turn , transfer a part to king posts , and another part to a post sustained by ...
Seite 74
... posts sustain to- gether , 7w , centre post 3w , and the two at the quarters , one w each , in all 12w , and the representative for mate- rial is 12m ; whence the total for thrust material is 96м , making a grand total of thrust and ...
... posts sustain to- gether , 7w , centre post 3w , and the two at the quarters , one w each , in all 12w , and the representative for mate- rial is 12m ; whence the total for thrust material is 96м , making a grand total of thrust and ...
Seite 136
... post , or suspending it by a bar or rod of iron or wood . In the complicated as- semblage of pieces forming the superstructure of a bridge , there are numerous other facts and considera- tions which materially vary the results . First ...
... post , or suspending it by a bar or rod of iron or wood . In the complicated as- semblage of pieces forming the superstructure of a bridge , there are numerous other facts and considera- tions which materially vary the results . First ...
Seite 145
... post loaded at a , so as to bend it into a curve , of the half of which cd is the versed sine . It is obvious that in this condition , the convex side of the post is exposed to tension ( or at least , to less compression than the other ...
... post loaded at a , so as to bend it into a curve , of the half of which cd is the versed sine . It is obvious that in this condition , the convex side of the post is exposed to tension ( or at least , to less compression than the other ...
Seite 200
... posts , or trapezoidal , having inclined end members , or king braces , as exhibited in Figs . 12 , 13 , 18 and 19 . TRAPEZOIDAL TRUSS BRIDGE , WITH TENSION DIAGONALS AND COMPRESSION VERTICALS . For short spans , less than 70 or 80 feet ...
... posts , or trapezoidal , having inclined end members , or king braces , as exhibited in Figs . 12 , 13 , 18 and 19 . TRAPEZOIDAL TRUSS BRIDGE , WITH TENSION DIAGONALS AND COMPRESSION VERTICALS . For short spans , less than 70 or 80 feet ...
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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