Piping Works
Installing any liquid, water or sanitary piping, or any associated fittings, including thermal insulation, for the conveyance of liquid, potable.
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Drainage Works
Construction, repair, alteration, disconnection, trapping and ventilation of drains or sewers.
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Maintenance Works
Provision of all services required to maintain and preserve physical infrastructures such as roadways, pathways, electrical and plumbing system.
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Renovation Works
Structural or non-structural additions and alterations carried out to premises.
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