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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... Post Truss . Rivet - work Bridges . Sway bracing .. Comparison of Bridge Plans . Bollman Truss ... Finck Truss .. Whipple Trapezoid . 227 236 241 241 244 246 251 The Isometric ( without Verticals ) . 253 The Arch Truss ... 256 Synopsis ...
... Post Truss . Rivet - work Bridges . Sway bracing .. Comparison of Bridge Plans . Bollman Truss ... Finck Truss .. Whipple Trapezoid . 227 236 241 241 244 246 251 The Isometric ( without Verticals ) . 253 The Arch Truss ... 256 Synopsis ...
Seite 2
... post or stud that may directly resist the action of gravity , while the lines of all other vertical forces or resistances , pass by the body without touching it . In the case here supposed , the body can only be pre- vented from falling ...
... post or stud that may directly resist the action of gravity , while the lines of all other vertical forces or resistances , pass by the body without touching it . In the case here supposed , the body can only be pre- vented from falling ...
Seite 10
... material for each , and 5м , for the two . The compres sion of ki , equals w × h = { w × 2 wx2 = w , while the length = 4 , whence , material 4м ; and , each end post sustain- = ing w , with length = 1 , the two 10 BRIDGE BUILDING .
... material for each , and 5м , for the two . The compres sion of ki , equals w × h = { w × 2 wx2 = w , while the length = 4 , whence , material 4м ; and , each end post sustain- = ing w , with length = 1 , the two 10 BRIDGE BUILDING .
Seite 53
... Posts , [ XLI ] ..... Total , Chord , [ XLII ] .. Diagonals , [ XLI ] ............ Verticals , [ XLI ] . ( 281x M v ( 622 + 6v ) M 440 ) M ( 3412 + 104v ) M Under Tension . ( 28 × M v ( 10 + 100 ) M v Tota ...... Making h = v = 1 , we ...
... Posts , [ XLI ] ..... Total , Chord , [ XLII ] .. Diagonals , [ XLI ] ............ Verticals , [ XLI ] . ( 281x M v ( 622 + 6v ) M 440 ) M ( 3412 + 104v ) M Under Tension . ( 28 × M v ( 10 + 100 ) M v Tota ...... Making h = v = 1 , we ...
Seite 72
... posts at p , n , l , and lateral tying and bracing , the truss may answer an excellent purpose . But even in that case , it can scarcely be considered as preferable to the truss with a double system of diagonals . The Ohio river bridge ...
... posts at p , n , l , and lateral tying and bracing , the truss may answer an excellent purpose . But even in that case , it can scarcely be considered as preferable to the truss with a double system of diagonals . The Ohio river bridge ...
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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