Dismantling a structure or equipment in an operating installation covered by the "control of major-accident hazards involving dangerous substances" regulation, on the Tagus River, requires exceptional technical skills and logistical capabilities.
The work involved the mobilization of lifting equipment – auto-cranes – with a capacity between 100 tons and 230 tons, and a competent technical team, capable of carrying out the work in safe conditions, strictly complying with all procedures applicable to work of this nature.