The Design of Highway Bridges of Steel, Timber and ConcreteMcGraw-Hill book Company, Incorporated, 1920 - 548 páginas |
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Página v
... wheel con- centrations . Chapter VII contains the solutions of 27 problems in the calculation of stresses in bridge trusses . Influence diagrams are developed for girders and trusses in this chapter . Part I covers the first course in ...
... wheel con- centrations . Chapter VII contains the solutions of 27 problems in the calculation of stresses in bridge trusses . Influence diagrams are developed for girders and trusses in this chapter . Part I covers the first course in ...
Página vii
... Wheel Maximum Shear in a Truss .. Concentrations .... 34 Maximum Floorbeam Reaction .... Equivalent Uniform Load System . 34 Maximum Moment in the Unloaded Moment Table .. 35 Kinds of Stress .. 36 Chord of a Through Warren Truss ...
... Wheel Maximum Shear in a Truss .. Concentrations .... 34 Maximum Floorbeam Reaction .... Equivalent Uniform Load System . 34 Maximum Moment in the Unloaded Moment Table .. 35 Kinds of Stress .. 36 Chord of a Through Warren Truss ...
Página 1
... wheel concentrations is briefly considered . The solutions of 27 problems in the calculation of stresses in bridge trusses are given . The design of steel and timber highway bridges is considered in Part II . The discussion of types of ...
... wheel concentrations is briefly considered . The solutions of 27 problems in the calculation of stresses in bridge trusses are given . The design of steel and timber highway bridges is considered in Part II . The discussion of types of ...
Página 23
... wheels is infinitely near the left abutment ( usually said to be over the left abut- ment ) . The load which produces maximum end shear can be easily found by trial . The maximum shear at any point in the beam will occur when one of the ...
... wheels is infinitely near the left abutment ( usually said to be over the left abut- ment ) . The load which produces maximum end shear can be easily found by trial . The maximum shear at any point in the beam will occur when one of the ...
Página 34
... wheel loads , the weights and spacing of the wheels depending upon the type of the rolling stock used . The locomotives and cars differ so much that it would be difficult if not impossible to design bridges on a railway system for the ...
... wheel loads , the weights and spacing of the wheels depending upon the type of the rolling stock used . The locomotives and cars differ so much that it would be difficult if not impossible to design bridges on a railway system for the ...
Otras ediciones - Ver todas
The Design of Highway Bridges of Steel, Timber and Concrete (Classic Reprint) Milo Smith Ketchum Sin vista previa disponible - 2017 |
The Design of Highway Bridges of Steel, Timber and Concrete Milo Smith Ketchum Sin vista previa disponible - 2022 |
Términos y frases comunes
abutment acting algebraic allowable angles assumed bars beam bearing bending bolts bottom bracing calculated carried cent channels Chapter chord coefficients compression concentrated concrete considered cover dead load dead load stresses depth designed Details determined diagram diameter distance Engineering equal feet flange floor floorbeams forces formula girder given graphic highway bridges Highway Commission holes horizontal impact inches joint joists lateral length less lineal foot live load lower maximum maximum and minimum method minimum stresses moments occur paint panel parallel piles placed plank plate polygon posts pressure Problem Rail reaction reinforced concrete resolution resultant rivets roadway roller Scale shear shown shown in Fig side slab spaced span specifications standard steel stringers structure supports Table tension thickness timber tons truck truss uniform unit values vertical wall weight wheel width wind
Pasajes populares
Página 429 - ... instrument; that he knows the seal of said corporation; that the seal affixed to said instrument is such corporate seal ; that it was so affixed by order of the board of directors of said corporation, and that he signed his name thereto by like order.
Página 473 - When general reaming is required it shall be done after the pieces forming one built member are assembled and firmly bolted together. If necessary to take the pieces apart for shipping and handling, the respective pieces reamed together shall be so marked that they may be reassembled in the same position in the final setting up. No interchange of reamed parts will be allowed.
Página 429 - On the day of in the year , before me personally came to me known, who, being by me duly sworn, did depose and say that he resided in...
Página 163 - If splice plates are not in direct contact with the parts which they connect, rivets shall be used on each side of the joint in excess of the number required in the case of direct contact to the extent of two extra lines for each intervening plate.
Página 290 - T-beams shall not exceed one-fourth of the span length of the beam, and its overhanging width on either side of the web shall not exceed eight times the thickness of the slab nor one-half the clear distance to the next beam.
Página 232 - Combined Stresses. — Members subject to both axial and bending stresses shall be proportioned so that the combined fiber stresses will not exceed the allowed axial stress.
Página 234 - I = the length of the member in inches, r = the least radius of gyration of the member in inches. Tension in extreme fibers of rolled shapes, built sections and girders, net section 16,000 Tension in extreme fibers of pins 24,000...
Página 475 - The purchaser shall be furnished complete shop plans, and must be notified well in advance of the start of the work in the shop, in order that he may have an inspector on hand to inspect material and workmanship. Complete copies of shipping invoices shall be furnished to the purchaser with each shipment.
Página 474 - Rivets shall look neat and finished, with heads of approved shape, full and of equal size. They shall be central on shank and grip the assembled pieces firmly. Recupping and calking will not be allowed. Loose, burned or otherwise defective rivets shall be cut out and replaced. In cutting out rivets great care shall be taken not to injure the adjacent metal.
Página 266 - Pitch Pockets. — Pitch pockets are openings between the grain of the wood, containing more or less pitch or bark. These shall be classified as small, standard and large pitch pockets.