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Renovating FAQ

Lodgement Criteria and General Conditions

HDB lodgement scheme provides a faster processing of a list of Addition and Alteration works. A & A works under the scheme can commence immediately upon lodgement with HDB, except for works involving hacking which can only commence after 5 working days. HDB shall issue a stop work order by verbal or written instruction for any A & A works that may affect the structural integrity of the premises or building.

1. The Lessee / Registered Tenant (RT) has to engage a Qualified Person to ensure no overloading of structure and be responsible for the proper installation, stability and safety of the works.
2. All works have to be completed in accordance to the endorsed drawings and designed calculations, the conditions of the lodgement scheme, the Building Control Act and Fire Safety Regulations. A fresh proposal must be re-lodged if there is a deviation from the original proposal prior to construction.
3. The Lessee / RT, Qualified Person / Contractor / Installer are responsible for the compliance with all the HDB conditions and Building Control Act and Regulations. Upon detection of non–compliance, HDB reserves the right to request the Lessee / RT, QP / Contractor / Installer to stop works or regularize the unauthorized works at his or her own expense.
4. Lodgement is not allowed for Regulatory items or any A & A items, which cannot comply fully with the relevant code of practices, HDB conditions & requirements.
5. For works that affect the structural integrity, QP shall endorse with the Professional Engineer (PE) stamp on the form SED 086C and submit to HDB.
6. For works that involve the hacking of reinforced concrete, QP shall endorse with the Professional Engineer (PE) stamp on the form HDB-IPD-F1 and submit to HDB.

 

General Structural Conditions and Guidelines

1. All existing structural elements are not allowed to be tampered with in the course of the works. For example:
   1. Hacking or coring through the existing RC structure member is not allowed for any pipes.
   2. All existing ground beams and foundations are not allowed to be hacked, etc.
2. All demolition works must be endorsed and supervised by a Qualified Person (QP).
3. Installation details for bolts, anchors, etc must be in accordance with the manufacturer’s specification.
4. The concrete grade for new concreting work must be of minimum grade 40 except for inspection chamber and grease trap, where the grade shall be of minimum grade 30.
5. The soil bearing capacity used in the design of the footing should not exceed 50 KN/m2, unless accompanied by soil investigation report that shows otherwise. The depth of the footing must be at least 1.5m below ground.
6. Indicate details of the proposed installation for machinery, portable grease trap, safe and rack, if applicable, as follows:
   1. Item Number
   2. Description
   3. Dimension L X W X HT (mm)
   4. Weight(Kg)
   5. Imposed Load (KN/m2)
   6. Dimension of Plinth L X W X HT (mm)
7. Engaging a Qualified Person (QP)
8. Purchase of Drawings
9. Reinstatement deposit
10. Documents to be submitted
    1. Application Form for Lodgement
    2. Authorisation for Company or Pte Ltd Company
    3. Drawings in scale 1:50 or 1:100 indicating:
       1. Floor layout plan and usage of all rooms/areas/compartment.
       2. Section and elevation views.
       3. Details of the proposed works, eg. the type of materials / construction / installations and pipings, if any.
       4. All existing approved works.
    
    The drawings shall be endorsed by QP (ST) on the “Instruction to QP” with QP's structural calculations, if applicable.

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