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06
Reality Capture & CFD

Mixed-Use 

Post-occupancy scan programme and wind comfort analysis for an existing mixed-use complex in West Bay.

/Overview
Mixed-Use Complex
SCAN 0%
ClientReal Estate Investment Group
LocationDoha, Qatar
Year2022
Area38,000 m²
LODLOD 300
DisciplinesStructure, Envelope, MEP, Environmental

Mixed-Use 

An operational mixed-use complex in Doha's West Bay district required a post-occupancy condition survey and wind comfort analysis in advance of a proposed rooftop extension. We carried out a full reality capture programme across the building, producing an accurate as-existing model of the structure, envelope, and visible MEP distribution.

Wind comfort CFD analysis was conducted across five extension massing options to assess pedestrian-level wind comfort at ground and podium levels. The preferred massing was selected based on the simulation results, with the extension designed to avoid adverse wind effects on the existing terrace and public realm.

Reality CaptureCFD Analysis
/Why They Needed Help

Where 

01

No As-Built Record Existed

Years of operation and minor works had drifted from the original design drawings, with nothing accurate to design an extension against.

02

Tenants Couldn't Be Disrupted

Any survey had to run across a fully occupied, operating complex without interrupting tenants or public areas.

03

Five Options, One Terrace at Risk

Five rooftop extension concepts all carried the risk of adverse wind effects on the existing terrace below.

04

Decision Needed Evidence, Not Instinct

The investment group needed a defensible, criteria-based answer before committing capital to a preferred massing.

/Scope of Work

Where 

Reality CaptureCFD Analysis
01
Post-Occupancy Reality Capture
02
As-Existing Modelling (LOD 300)
03
Wind Comfort CFD Analysis
04
Extension Massing Evaluation
/Key Project Challenges

What 

CH.01

Operational Building Survey

Reality capture had to be carried out across a fully occupied, operating complex without disrupting tenants or public areas.

CH.02

Five Massing Options

Wind comfort had to be assessed across five different rooftop extension massing options before a preferred scheme could be selected.

CH.03

Pedestrian Comfort Compliance

Ground and podium-level wind conditions had to be evaluated against Lawson criteria, not just modelled for visual review.

CH.04

Protecting the Existing Terrace

The extension design had to avoid introducing adverse wind effects onto the existing terrace and public realm below.

/Execution Strategy

How 

Capture the As-Existing Condition

A full reality capture programme recorded the structure, envelope, and visible MEP distribution of the operating complex.

01
02

Model What's There

An LOD 300 as-existing Revit model was authored directly from the scan data as the baseline for the extension study.

Simulate Every Option

Wind comfort CFD was run across all five massing options at ground and podium level, assessed against Lawson criteria.

03
04

Recommend with Evidence

A summary report presented the comparative results, with a clear recommendation for the massing option that protected the existing terrace.

/Solution Delivered

What 

Layer 01

As-Existing Survey Model

LOD 300 Revit model of the existing complex derived from laser scan data, covering structure, envelope, and visible MEP.

Layer 02

Wind Comfort Analysis

Pedestrian wind comfort CFD study across five rooftop extension massing options, assessed to Lawson criteria.

Layer 03

Point Cloud Dataset

Registered scan dataset retained as a permanent as-built record of the building prior to extension works.

Layer 04

Extension Massing Report

Summary report presenting CFD results across all massing options with recommendation for the preferred scheme.

01
04
/Business Impact

What 

0Extension massing options evaluated
0Tenant disruption during capture
0Criteria compliance achieved at podium level
0Existing complex captured and modelled
/Tools Used

What 

L
Leica RTC360Laser Scanning
R
Autodesk RevitBIM Authoring
A
ANSYS FluentSimulation
R
Recap ProPoint Cloud Processing
/Client Testimonial

We had five options on the table and needed a defensible answer, not a guess. The wind study gave us exactly that, and the terrace conditions haven't changed a bit since the extension went up.

Asset Manager

Real Estate Investment Group

/Case Studies

Proof 

Data Centre Operator

Dubai, UAE · 2024

Data Centre

60%

RFI reduction vs portfolio average

2,400+

Clashes resolved pre-construction

5

Disciplines federated into one model

Federated BIM at LOD 400 for a tier-three hyperscale data centre in the Dubai Investment Park.

Manufacturing Firm

Pune, India · 2024

Industrial Facility

100%

Site captured in a single 3-day mobilisation

<1cm

Point cloud registration accuracy

0

Return site visits required

Point-cloud capture and as-built modelling for a 45,000 m² brownfield manufacturing plant.

Commercial Developer

London, UK · 2023

Commercial Tower

5

Project stages carried through one federated model

100%

COBie asset data delivered at handover

Live

BMS integration achieved from as-built model

Virtual design and construction programme for a 22-storey City of London office development.

Mixed-Use Developer

Singapore · 2023

Mixed-Use Development

18%

Cooling load reduction vs baseline

6

Atrium massing options simulated

LOD 350

Coordinated MEP model delivered clash-free

Computational fluid dynamics analysis and full MEP design for a mixed-use podium block in Marina Bay.

Financial Services Firm

Mumbai, India · 2023

Corporate HQ

18 wks

Concept to construction-issue

<40

Residual clashes across the building

100%

Design phases run in one shared model

Integrated MEP design and BIM coordination for a 14,000 m² corporate headquarters in BKC.

Airport Authority

Riyadh, Saudi Arabia · 2024

Airport Terminal

3,800+

Clashes resolved pre-construction

7

MEP disciplines federated

62,000 m²

Terminal area coordinated

Full MEP coordination and BIM management for a new international terminal expansion at King Khalid Airport.

Healthcare Trust

Toronto, Canada · 2023

Hospital Complex

<60

Residual clashes at construction issue

7

Floors coordinated in one federated model

100%

HTM 03-01 HVAC compliance

Full MEP design and BIM coordination for a 320-bed acute care hospital expansion in downtown Toronto.

Residential Developer

Abu Dhabi, UAE · 2024

Residential Towers

51,000 m²

Twin-tower area coordinated

LOD 400

Delivered across both towers

0

Cross-tower coordination conflicts at issue

Federated architectural and MEP modelling for a twin-tower residential development on Abu Dhabi's Corniche.

Logistics Operator

Singapore · 2022

Logistics Hub

72,000 m²

Facility captured in one mobilisation

<1cm

Registration accuracy across the full site

0

Additional site visits required for phase 1 design

Reality capture and as-built modelling for a 72,000 m² logistics and distribution hub at Jurong.

University Estates

Manchester, UK · 2023

University Campus

100%

FM system import success at handover

LOD 500

As-built model delivered and verified

0

Manual asset entries required post-handover

BIM management and digital twin delivery for a new STEM faculty building on a live university campus.

Hospitality Group

Dubai, UAE · 2022

Hotel Tower

<30

Residual clashes at construction issue

420

Rooms coordinated to LOD 400

9 mo

Concept to construction issue

Integrated MEP design and BIM coordination for a 420-key luxury hotel tower in Dubai Marina.

Technology Firm

Bangalore, India · 2023

Tech Campus

38,000 m²

Campus gross area

LOD 350

Model fidelity

3

Buildings coordinated

Full MEP design and BIM coordination for a three-building technology campus in the Electronic City corridor.

Sports Authority

Cape Town, South Africa · 2023

Stadium

3,100+

Clashes resolved pre-construction

42,000

Seat capacity

LOD 400

Model fidelity

MEP coordination and clash detection for a 42,000-seat multi-purpose stadium in the Cape Winelands.

/FAQ

Questions 

LET'S MODEL THE BUILT WORLD ·LET'S MODEL THE BUILT WORLD ·LET'S MODEL THE BUILT WORLD ·LET'S MODEL THE BUILT WORLD ·LET'S MODEL THE BUILT WORLD ·LET'S MODEL THE BUILT WORLD ·

Have 

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