Once lifted and positioned the elements were welded and secured. Then the next piece was delivered and the process repeated. When the cranes needed to move, they removed their own counterweight onto a low-loader and were transported to the next jobsite.
ICA said that logistics were important to ensure construction was kept to the 14-month schedule with three to four sections being installed each night. Because of the size of the main elements, they were erected one at a time although smaller elements can be erected simultaneously. The support columns feature an integrated shoe and head design. This makes the erection process much quicker although precise positioning of the columns is needed to locate each unit into deep foundations prepared in advance.
The first section of the 11.3km long Autopista Urbana Sur (Urban Highway South) has been designed to alleviate the congestion to the south side of the City cutting journey times by half
