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abutment Algebraic Resolution Allowable bearing American Bridge Company angles bars beam beam bridges bracing calculate the stress cent chord stresses coefficients compression compressive stresses cost culverts dead and live dead load stresses depth designed diameter Electric Railway Bridges end-posts equal equilibrium polygon feet flanges floor floorbeams foot per truss force polygon given in Table graphic resolution in.-lbs inches influence diagram joint joists left reaction lineal foot live load stress load chord low truss lower chord masonry maximum and minimum maximum shear panel length 20 pier pin-connected plate girder plate girder bridges pole distance portal posts Pratt truss Problem Problem.—Given radius of gyration reinforced concrete riveted roadway rollers Scale of truss shown in Fig span Specifications spiking strips steel stone stresses by graphic tensile stress tension thickness timber top chord Total Weight truss bridges uniform load vertical Warren truss width wind load
Page 433 - ... 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.
Page 433 - 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...
Page 524 - At least one tensile and one bending test shall be made from each melt of steel as rolled. In case steel differing | in.
Page 525 - Material which, subsequent to the above tests at the mills, and its acceptance there, develops weak spots, brittleness, cracks, or other imperfections, or is found to have injurious defects, will be rejected at the shop and shall be replaced by the manufacturer at his own cost.
Page 392 - Shortleaf Pine. It is understood that these two terms are descriptive of quality, rather than of botanical species. Thus, shortleaf pine would cover such species as are now known as North Carolina pine, loblolly pine, and shortleaf pine. "Longleaf Pine...
Page 320 - The tops of bridge seats, pedestals, copings, wing walls, etc., when not finished with natural stone coping, shall be finished with a smooth surface composed of one part cement...
Page 523 - Chemical determinations of the percentages of carbon, phosphorus, sulphur and manganese shall be made by the manufacturer from a test ingot taken at the time of the pouring of each melt of steel, and a correct copy of such analysis shall be furnished to the engineer or his inspector. Check...
Page 524 - Material which is to be used without annealing or further treatment is to be tested in the condition in which it comes from the rolls. When material is to be annealed or otherwise treated before use, the specimen representing such material is to be similarly treated before testing.