Tower crane bases

Tower cranes are common items of construction plant on many construction sites, especially in towns and cities. They are assembled on site and positioning is critical to ensure adequate site coverage. Precautions need to be taken where multiple cranes are used on a site in order to prevent clashing. The principal items of temporary works associated with tower cranes are bases and mast ties (for very tall cranes which are unable to free-stand). This chapter is concerned with the design and construction of bases.

The number and types of tower cranes to be used on a project should be identified in the planning and tender stage, and sufficient consideration should be given to the following