The project included; demolition of existing barge berth structures including concrete abutments and buried anchor structures; bulk excavation of approximately 34,000m3 of fill, with approximately 20,000m3 under water by means of 750 excavator with long-reach boom and GPS controlled operation; off-site disposal of surplus materials, following screening operations; excavation and placement of aggregates for construction of new barge ramp abutments; production in Northwest Bay Quarry of approximately 7,500m3 of riprap and filter rock armouring, and placement to design grade of all rock armour products on new design slopes.