The Design of Highway Bridges of Steel, Timber and ConcreteMcGraw-Hill book Company, Incorporated, 1920 - 548 páginas |
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Página x
... Joists ... 142 140 141 Design of Floorbeams ... 144 Steel I - beam Floorbeams . 144 Design of Stringers . CHAPTER XI . DESIGN OF BEAM HIGHWAY BRIDGES Introduction .. 145 Design of Steel I - beam Highway Bridge .. 153 Examples .... 146 ...
... Joists ... 142 140 141 Design of Floorbeams ... 144 Steel I - beam Floorbeams . 144 Design of Stringers . CHAPTER XI . DESIGN OF BEAM HIGHWAY BRIDGES Introduction .. 145 Design of Steel I - beam Highway Bridge .. 153 Examples .... 146 ...
Página 103
... Joists Flooring Main Tie Hip Vertical Floor Beam Lower Chord Counters Intermediate Post -Bottom Lateral FIG . 1 . DIAGRAMMATIC SKETCH OF A THROUGH PRATT TRUSS HIGHWAY BRIDGE . The bridge in Fig . I consists of two vertical trusses which ...
... Joists Flooring Main Tie Hip Vertical Floor Beam Lower Chord Counters Intermediate Post -Bottom Lateral FIG . 1 . DIAGRAMMATIC SKETCH OF A THROUGH PRATT TRUSS HIGHWAY BRIDGE . The bridge in Fig . I consists of two vertical trusses which ...
Página 104
... joists placed parallel to the length of the bridge , and which are supported in turn by the floor beams . The names of the different parts of the bridge are shown in Fig . 1. The main ties , hip verticals , counters and intermediate ...
... joists placed parallel to the length of the bridge , and which are supported in turn by the floor beams . The names of the different parts of the bridge are shown in Fig . 1. The main ties , hip verticals , counters and intermediate ...
Página 105
... joists are 7 " Is and 7 " [ s . A deck highway bridge is shown in Fig . 6 . Types of Trusses and Bridges . - The simplest type of bridge is the beam bridge , ( a ) Fig . 7 . Beam bridges commonly consist of I beams which span the ...
... joists are 7 " Is and 7 " [ s . A deck highway bridge is shown in Fig . 6 . Types of Trusses and Bridges . - The simplest type of bridge is the beam bridge , ( a ) Fig . 7 . Beam bridges commonly consist of I beams which span the ...
Página 114
... joists and the fence ; and ( 3 ) the weight of the floor covering . WEIGHTS OF STEEL HIGHWAY BRIDGES . - The following data may be used in calcu- lating the dead loads in the design of highway bridges or as a basis for preliminary ...
... joists and the fence ; and ( 3 ) the weight of the floor covering . WEIGHTS OF STEEL HIGHWAY BRIDGES . - The following data may be used in calcu- lating the dead loads in the design of highway bridges or as a basis for preliminary ...
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 algebraic resolution AMERICAN BRIDGE COMPANY angles axles bars beam beam bridges bending bending moment bolts bracing calculating the stresses chord stresses coefficients compression concentrated load concrete floor culverts dead load stresses depth designed diagonal diameter end-post feet field rivets flange floorbeams foot per truss force polygon given in Fig graphic resolution gusset plate horizontal I-beams inches influence diagram Iowa Highway Commission joists lineal foot linseed oil live load stresses load chord low truss lower chord maximum and minimum maximum shear moment of inertia piles plank plate girder plate girder bridge portal posts Pratt truss Problem.-Given R₁ reinforced concrete roadway roller Scale of truss shown in Fig spaced span specifications spiking strips splice Steel Highway Bridges stringers tension thickness timber tons top chord truss bridges truss highway bridges unit stress vertical Warren truss wearing surface weight wheel width wind load
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.