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
Electrical Distribution in Buildings
The National Fire Protection Association National Electrical Code is the basic safety standard for electrical design for buildings in the United
Electric Elevators
An electric-elevator installation requires, in addition to the car described in Art. 16.8 and the hoistway components described in Art. 16.7,
ElarmS: Earthquake alarms systems for California
In Southern California, an earthquake-prone area, many cities are under earthquake risks, hence earthquake early warning systems are becoming an important
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