The allowable size is limited by the width and length of the available lock chambers, by the depth of water in the canal, and by the height of the Bridge of the Americas since that bridge's construction.
In July 2009, it was announced that the Belgian dredging company Jan De Nul, together with a consortium of contractors consisting of the Spanish Sacyr Vallehermoso, the Italian Impregilo and the Panamanian company Grupo Cusa, had been awarded the contract to build the six new locks on the enlarged Panama Canal to accommodate larger Post-Panamax vessels.
Quay 16 is equipped with 6 Super-post-Panamax container cranes and 18 rubber tyred gantry cranes manufactured by Shanghai Zhenhua Heavy Industry Company (ZPMC).
Costa Luminosa and Costa Deliziosa - A set of Panamax ships operated by Costa Cruises derived from the Spirit Class and Vista Class designs.