purposes) catchment during machinery transporting facilities and along with further the long term. project works. material. Depending on containment of material. processing at treatment Depending on level of material, site could be Sloping land of < 2 per facilities and potential contamination of visually unappealing cent preferable. Slopes transportation of material, leachate may and smell while material > 5 per cent unsuitable. material to site. Best enter surface waters or is drying out. If Revegetation can help scenario would be groundwater's. Erosion land can be stabilise land. direct pumping of and sediment runoff visually appealing in the material to beach with during project works. long term. no double handling. Clearing of land for Noise and dust, Stable site for High carbon footprint Drying ponds and drying sites (e.g. impact machinery emissions depositing material. due to pumping of processing facilities not on turtle nesting sites, from processing material, construction in close proximity to coastal vegetation), facilities. drying ponds and residential properties. saline and turbid tail processing facilities with water discharge to high water usage, surrounding coastal transportation facilities, system, water quality trucks. High water use impacts on surrounding to remove salt content. creeks, large amount of water used in washing (if needed) and
purposes) catchment during project works. Depending on level of contamination of material, leachate may enter surface waters or groundwater's. Erosion and sediment runoff during project works. machinery transporting material. Depending on material, site could be visually unappealing and smell while material is drying out. If land can be visually appealing in the long term. facilities and containment of material. Sloping land of < 2 per cent preferable. Slopes > 5 per cent unsuitable. Revegetation can help stabilise land. along with further processing at treatment facilities and potential transportation of material to site. Best scenario would be direct pumping of material to beach with no double handling. the long term. Clearing of land for drying sites (e.g. impact on turtle nesting sites, coastal vegetation), saline and turbid tail water discharge to surrounding coastal system, water quality impacts on surrounding creeks, large amount of water used in washing (if needed) and Noise and dust, machinery emissions from processing facilities. Stable site for depositing material. High carbon footprint due to pumping of material, construction drying ponds and processing facilities with high water usage, transportation facilities, trucks. High water use to remove salt content. Drying ponds and processing facilities not in close proximity to residential properties.
gbr-dredge-material-management-appendixa.docx