Maintenance dredging at Port of Townsville

Jaditager, M., Lovisa, J., and Sivakugan, N. (2014) Maintenance dredging at Port of Townsville. International Journal of Environmental, Chemical, Ecological and Geophysical Engineering, 8 (12). pp. 734-737.

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Abstract

The Port of Townsville conducts regular annual maintenance dredging to maintain depths of its harbor basin and approach channels for the navigational safety of the vessels against the natural accumulation of marine sediments. In addition to the regular maintenance dredging, the port undertakes emergency dredging in cases where large quantities of sediments are mobilized and deposited in port waters by cyclone or major flood events. The maintenance dredging material derived from the port may be disposed at sea or on land in accordance with relevant state and commonwealth regulations. For the land disposal, the dredged mud slurry is hydraulically placed into containment ponds and left to undergo sedimentation and self-weight consolidation to form fill material for land reclamation. This paper provides an overview of the maintenance dredging at the Port of Townsville and emphasis on maintenance dredging requirements, sediment quality, bathymetry, dredging methods used, and dredged material disposal options.

Item ID: 39964
Item Type: Article (Short Note)
ISSN: 2010-376X
Keywords: consolidation, dredged material, maintenance dredging, marine sediments, sedimentation
Date Deposited: 10 Nov 2015 23:48
FoR Codes: 09 ENGINEERING > 0905 Civil Engineering > 090501 Civil Geotechnical Engineering @ 100%
SEO Codes: 87 CONSTRUCTION > 8702 Construction Design > 870201 Civil Construction Design @ 100%
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