Method Statement Title: Chlorination, Disinfection and Commissioning of Domestic Water System

Butterfly Valve Installation and Maintenance Procedure
Butterfly Valve Installation and Maintenance Procedure

Method Statement Title: Chlorination, Disinfection and Commissioning of Domestic Water System

1.0     Scope :

            To describe the method of flushing, Disinfecting and chlorination of domestic water

System as per specification Section 15400 Clause 3.07.

2.0     Material :

  • Copper pipes.
    • PR PVC pipes.
    • Pex pipes.
    • Valves fixed in the system
    • U/G and overhead water tanks.
    • Other associated materials.

3.0     Applicable locations and Description :

  • E1, E2, E3, W1, W2 & W3 Towers, East & West Podiums and Villas.
    • Water supply line (Main)
    • Water distribution line (Branches).
    • Water service lines (Supply to fixtures)

4.0     Method :  Refer enclosed details.

  • Safety
  • Warning sign boards shall be displayed near all faucets outlets which are accessible to public during chlorination and pressure testing.
  • Workers shall use protective hand gloves, masks and PPE as required.
  • Sodium Hypochlorite (Liquid chlorine) shall be stored in shaded area.
  • Care must be taken while opening the container lid.

By Md Abu Zaed Khan

Hello, this is Engr. Zaed Khan Planning Engineer, Associate member of Society of Engineers UAE. Expert in construction project planning, FIDIC red book, computation of extension of time claim, Contract agreement and contractual letters.

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