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  • River-based gravel extraction | Environment Canterbury

    The Gravel Liaison Committee is an advisory organisation set up to facilitate and communicate information relating to river-based gravel extraction. The 12 .

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  • Gravel Extraction - Local Government Magazine

    An Environment Canterbury initative provides a new option for short-term gravel extraction from the region's rivers. Hugh de Lacy explains.. Using gravel extraction as a tool to help Environment Canterbury (Ecan) better control its braided rivers is the motivation behind a new permitting system being introduced by the regional council.