SHACKLE

Specification of

Elections to! Er crane as a tool to move the material is based on field conditions were not extensive, the height of which is not covered by other instruments. And not dibutuhkanya movement of the tool. Selection type to! Er crane that will be used must consider the situation of the project, the shape of the building structure, ease of operasiaonal either during installation or during demolition. While the selection of the capacity of tower crane based on weight, dimensions, and affordability at the heaviest load, the maximum height of the tool, assembly tool projected, heavy equipment that must be retained by the structure, the space available for the device, the area should be accessible tools and speed of the tool to move material.