Water Supply, Drainage and Sewerage
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The Water Supply, Drainage and Sewerage section of Sierra has executed Large-scale water supply and sewerage projects including water treatment plants, transmission mains and distribution mains in Sri Lanka and Overseas.

Main Categories of Services

  • Structural design, construction & commissioning of water and sewerage treatment plants.
  • Laying of HDPE, DI and uPVC pipes in water and sewerage transmission and distribution networks.
  • Supply and installation of M & E equipment for water supply and sewerage projects.



  • Address:
    Sierra Construction Limited
    No.112, Havelock Road
    Colombo 05, Sri Lanka

  • Telephone:

    (+94) 0112 584 681/ 3
    (+94) 0112 598 171

  • Fax:
    (+94) 0112 598 175

  • Email:

Associated Companies