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Relocation of Sha Tin Sewage Treatment Works to Caverns


The no. and title of this Contact is DC/2020/05 “Relocation of Sha Tin Sewage Works to Caverns – Main Caverns Construction” . The Contractor is China State – Alchmex Joint Venture. The works of Stage 2 Contract mainly includes:

  • Construction of main caverns complex tunnel;
  • Construction of a secondary access tunnel;
  • Construction of a ventilation shaft and a ventilation adit;
  • Construction of two effluent pipes of about 2.2m in diameter;
  • Site formation works;
  • Natural terrain hazard mitigation measures; and
  • Construction of temporary magazine compound.

Stage 2 Contract

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