Skip to Content

Architectural A&A

Leehar Home
September 24, 2026 by
Architectural A&A
Leehar Home Limited


LH collaborates with structural engineers on Alterations & Additions (A&A) projects. These projects require feasibility studies, reports, and detailed plans. Once calculations for materials, thicknesses, and structural grades are complete, the plans are submitted to the Building Department or Housing Authorities for approval.

The example below is a rooftop flat in pok fu lam on 25th floor:

  • 2 years Build including the BD approval for the build
  • 18 months for BD approval, including RSE (Reg. Structural Engineering & drafting) & submissions for A&A Works
  • Engineering plans, BD approval and consultancy fee for all documentation required: 950,000HKD
Leehar Home Architectural A&A work in Hong Kong
Leehar Home Architectural A&A work in Hong Kong
Leehar Home Architectural A&A work in Hong Kong
Leehar Home Architectural A&A work in Hong Kong
Leehar Home Architectural A&A work in Hong Kong

Diamond core drilling

Temporary Support for glass house construction

M1 Beam Welding teams

Leehar Home Architectural A&A work in Hong Kong
LH Assigned RSE is appointed General contractor’s side. An intermediate Consultant is assigned as a neutral party (T1 certified). 
BD inspectors will schedule visits for approving the progress of works.
Leehar Home Architectural A&A work in Hong Kong
Leehar Home Architectural A&A work in Hong Kong

25C under Construction: Welding support plates for H breams

Feasibility Reports are required for A & A Works

Leehar Home Architectural A&A work in Hong Kong
Leehar Home Architectural A&A work in Hong Kong

Part of the plans submitted to BD for approval

Leehar Home Architectural A&A work