Situated some 80 km from Doha, Ras Laffan Petrochemical Industrial City has long been a thriving hub for the production of liquefied natural gas and for gas-to-liquid conversion. Enclosing a 4,500 hectares water area, it ranks as the world's largest artificial harbour and the world's leading LNG export centre. Nevertheless, the great are not immune to the ravages of time. The concrete pillars of one of its mooring berths had begun to crack significantly. BESIX was assigned the task of renovating them.