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Disposal site

C4. Ports, terminals and coastal/marine civil engineering

Definition

Dredged material disposal location.

A disposal site is the licensed location where dredged material is placed after removal from a channel, basin, or berth. Marine open-water sites take material dumped through a hopper dredger’s bottom doors or split hull at a charted dumping ground; land sites use confined disposal facilities, bunded reclamation cells, or upland fill. Site selection and licensing turn on sediment quality: clean sand is preferred for beneficial reuse such as beach nourishment or reclamation, while contaminated fines need confined or capped containment. In the United Kingdom and other London Convention and Protocol states, sea disposal requires a marine license with sediment characterization before any material is placed.

Source: London Convention and Protocol (sea disposal); PIANC dredged-material management guidance