Table 1. Summary of port-specific options for placement of dredge material on land. Rosslyn Bay State Port of Abbot Disposal Option Port of Gladstone Port of Hay Point Port of Townsville Port of Cairns Boat Harbour Point Offshore dredge material placement Y Y Y Y Y Y Placement of material on the seabed Land reclamation Y Y Y Y N N Creation of land in an area that is either Mixture of clay, silt, Rock only Sand Sand silt clay permanently or partially submerged sand, gravel Construction fill (supra tidal) Y Y Y Material used for fill purposes above the N N Y Mixture of clay, silt, spring high tide mark for load bearing Rock only Sand sand, gravel purposes Mine rehabilitation N N N N N N Material used to fill disused/ closed mines Shore protection/Erosion control N N N N N N Material used for engineered purposes of hard structures, seawalls Beach nourishment Y N N N N N Material used for replenishing beaches Sand that are prone to erosion Construction material Y Y Material used to produce fill material, N N N N construction product (e.g. brick) or Gravel and sand Sand mixture
Table 1. Summary of port-specific options for placement of dredge material on land. Disposal Option Port of Gladstone Rosslyn Bay State Boat Harbour Port of Hay Point Port of Abbot Point Port of Townsville Port of Cairns Offshore dredge material placement Placement of material on the seabed Y Y Y Y Y Y Land reclamation Creation of land in an area that is either permanently or partially submerged Y Mixture of clay, silt, sand, gravel N Y Rock only Y Sand Y Sand silt clay N Construction fill (supra tidal) Material used for fill purposes above the spring high tide mark for load bearing purposes Y Mixture of clay, silt, sand, gravel N Y Rock only Y Sand N Y Mine rehabilitation Material used to fill disused/ closed mines N N N N N N Shore protection/Erosion control Material used for engineered purposes of hard structures, seawalls N N N N N N Beach nourishment Material used for replenishing beaches that are prone to erosion N N N Y Sand N N Construction material Material used to produce fill material, construction product (e.g. brick) or mixture Y Gravel and sand N N Y Sand N N
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