Cranes: Types, Components and Case Histories DVD
Graphics and live action are used to identify crane types, describe components, and explain how to select the right crane for the job. Varieties of tower cranes and mobile cranes are depicted in operation. The consequences of improper set-up and operation are portrayed in case histories. Accident causes include failure to deploy outriggers, miscalculating load weight, and disregarding ground conditions. The instructor’s notes supply further information on crane types and components. 19 minutes. Colour.