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Engineering Built for the Real Australia

Our project portfolio reflects the breadth and depth of QED Engineers' capability. From single-storey homes in regional Queensland to complex mixed-use developments in Sydney and Melbourne, every project in our portfolio represents our commitment to delivering engineering excellence — on time, on budget, and to the highest technical standard.

Browse our case studies below or filter by project type to find examples relevant to your build.

Our Project

Sample Project Case Studies

Luxury Double-Storey Residence — Steep Slope Site

Luxury Double-Storey Residence — Steep Slope Site

Type: Residential | Structural & Foundation Engineering
Location: Brisbane, QLD

A challenging steep-slope residential site requiring a complex suspended slab and bored pier foundation system to address a 4-metre level change across the allotment. Structural design included cantilevered framing elements, structural steel transfer beams, and a fully detailed retaining wall design for the lower boundary.

Scope of Works:

  • Site classification and geotechnical assessment
  • Bored pier and suspended slab foundation design
  • Full structural framing design including LVL and structural steel
  • Retaining wall design (reinforced concrete)
  • Form 15 certification (QLD)
Mixed-Use Development — 6-Storey Commercial & Residential

Mixed-Use Development — 6-Storey Commercial & Residential

Type: Commercial | Structural & Civil Engineering
Location: Melbourne, VIC

A six-storey mixed-use building comprising ground-floor retail tenancies, five levels of residential apartments, and a basement car park. QED Engineers provided the full structural and civil engineering package, coordinating with the architectural and services consulting team throughout design and construction.

Scope of Works:

  • Full structural design: post-tensioned flat slabs, reinforced concrete columns and cores
  • Basement retaining wall and waterproofing design
  • Civil engineering: stormwater, drainage, earthworks and civil infrastructure
  • Construction engineering: temporary works and propping design
  • DBP certification (NSW)
Heritage Terrace Restoration & Contemporary Extension

Heritage Terrace Restoration & Contemporary Extension

Type: Residential | Structural Engineering
Location: Sydney, NSW

A heritage-listed terrace house requiring sensitive structural engineering to preserve the existing façade and party walls while enabling a substantial contemporary rear extension and new rooftop deck. Our engineers worked closely with the heritage architect to develop solutions that met structural requirements without compromising heritage values.

Scope of Works:

  • Structural assessment of existing heritage structure
  • New structural framing design for rear extension and rooftop
  • Underpinning design for basement excavation
  • Party wall structural design
  • NSW DBP design registration
Warehouse & Distribution Facility

Warehouse & Distribution Facility

Type: Industrial | Structural & Civil Engineering
Location: Western Sydney, NSW

An 8,500 m² industrial warehouse and distribution facility featuring heavy-duty concrete floor slab design for forklift traffic, structural steel portal frame design, mezzanine floor structure, and a fully coordinated civil engineering package including stormwater detention.

Scope of Works:

  • Heavy-duty industrial floor slab design (AS 3600)
  • Structural steel portal frame and connections design
  • Mezzanine floor structure and stairs design
  • Civil engineering: stormwater, hardstand, access roads
  • Engineering certification for building permit
Residential Subdivision — 120-Lot Greenfield

Residential Subdivision — 120-Lot Greenfield

Type: Civil Engineering | Subdivision
Location: Sunshine Coast, QLD

A 120-lot greenfield residential subdivision requiring a comprehensive civil engineering design package covering all subdivision infrastructure from earthworks to council handover.

Scope of Works:

  • Road design and pavement engineering
  • Kerb and gutter and footpath design
  • Gravity stormwater drainage network design
  • Above-ground detention basin design
  • Earthworks design and cut/fill balance
  • Council engineering approval submissions
Private School Sports & Recreation Centre

Private School Sports & Recreation Centre

Type: Commercial | Structural Engineering
Location: Gold Coast, QLD

A 1,800 m² multi-court sports hall for a private school, requiring a long-span structural steel roof system achieving a maximum column-free span of 36 metres. Acoustic and vibration requirements were critical design drivers, along with the need to match the architectural language of the existing school campus.

Scope of Works:

  • Long-span structural steel roof design
  • Portal frame and connection design (AS 4100)
  • Precast concrete panel wall design
  • Foundation design in reactive coastal soils
  • Construction-phase structural advice and RFI responses
  • Form 15 certification (QLD)
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