MINEWATER TREATMENT FACILITY HOCKERY BROOK As winner of the coal authority environmental performance awards 2005, this project involved reprofiling and major earthworks to construct small dam, form 2 large settlement lagoons with geosynthetic clay liners and 3 reed beds. Construction of access road. Pumping station in 3m dia 7m deep shaft, M&E installation, and valve chamber and 180mm dia rising main. RC flow transfer and aeration structure

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