Phase-2 Project: The reconstruction of east sediment barrier in length of 658m and west barrier in length of 780m. Phase-3 project: East parallel barrier in length of 700m which expands to deepwater area along the channel ranging from -6m to -8m, west parallel barrier in length of 700m which connects to the outer embankment of basin No.5 in length of 4202.7m, with the mole head water depth at -9m and the mole top elevation at 3.65m.