Types of work not permitted to be done to HS In the event that steel bars are discovered during the course of the demolition, the works has to be stopped and HDB has to be informed immediately.Demolition of lightweight partition Drywalls or Ferrolite walls should in full, from joint to joint.Demolition of block/ brick wall should commence from top down.Demolition of internal block/brick walls, Drywalls or Ferrolite walls is allowable up to the underside of the RC beam/ slab only.All existing reinforced concrete (RC) structures shall not be tampered with during the course of the works.A copy of the approved plan and the conditions of approval are to be given to the engaged PE for supervision of demolition worksĭemolition (partial or complete) or alteration of internal non-structure lightweight partition walls, such as hollow block/ brick walls, Drywalls or Ferrolite walls.The PE is required to ensure proper repair of the affected RC structural elements due to the demolition works.A Professional Engineer (PE) for Civil or Structural works is required to supervise the demolition works.

All existing reinforced concrete (RC) structures shall not be tampered with in the course of the works.All demolition or alteration of walls can only be carried out after obtaining HDB’s approval.

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