Home | Projects | Floating wave attenuator in Walvis Bay Floating wave attenuator in Walvis Bay 28-08-2019 The wave attenuator was built using steel reinforced concrete modules and has a total length of 175 meters and a width of four meters, incorporating two piles per module for its mooring. Year: 2019 Location: Walvis Bay | Namibia Equipment: PFC: Floating Breakwater: Reinforced concrete pontoons ALPF: Galvanized steel pontoons