Effects of Welding
Failures in service rarely, if ever, occur in properly made welds of adequate design. If a fracture occurs, it is […]
Elastic Flexural Buckling of Columns
A member subjected to pure compression, such as a column, can fail under axial load in either of two modes. One
Elastic Lateral Buckling of Beams
Bending of the beam shown in Fig. 3.90a produces compressive stresses within the upper portion of the beam cross section and
Elastic Flexural Buckling of Frames
In Arts. 3.41 and 3.42, elastic instabilities of isolated columns and beams are discussed. Most structural members, however, are part
Elastomers, or Synthetic Rubbers
Rubber for construction purposes is both natural and synthetic. Natural rubber, often called crude rubber in its unvulcanized form, is composed
Effects of Wind on Roofs
Particularly in those areas subjected to hurricanes or other high winds, provision for resistance to wind in design of roof systems
Electrical Power
In many ways, transmission of electricity in buildings is analogous to water-supply distribution. Water flows through pipes, electricity through wires or
Electrical Loads
Electric services in a building may be provided for several different kinds of loads: lighting, motors, communications equipment. These loads
Electrical Conductors and Raceways
All metals conduct electricity but have different resistances. Some metals, like gold or silver, have very low resistance, but they do