The Challenge
In the fiercely competitive logistics sector, the demand for efficient cold-chain solutions is ever-increasing. A national 3PL provider sought to enhance its cold storage facilities by optimising insulation and refrigeration systems within their warehouse environment. The complexities involved in achieving seamless integration of these components, coupled with the need to minimise energy consumption and maximise space utilisation, necessitated an innovative approach. Traditional methods of warehouse design often fall short, particularly in managing the intricate details required for cold-chain operations. Key issues centred around the lack of an integrated approach that could accurately account for spatial constraints, potential system clashes, and energy efficiency standards.
The Solution
Adyantrix rose to the challenge by deploying its cutting-edge BIM technology to orchestrate a comprehensive design solution for the warehouse. Our team embraced the intricacies involved in coordinating specialist insulation and refrigeration systems in a 3D environment. By leveraging BIM, we were able to simulate various design scenarios, optimise space utilisation, and identify potential clashes before construction commenced.
Revit, the software of choice, was instrumental in facilitating a detailed 3D model which served as a digital twin of the proposed warehouse setup. This enabled us to visualise and adjust the systems for optimal workflow and energy efficiency. We meticulously mapped out the refrigeration layouts alongside insulation panelling, ensuring that the two systems not only coexisted but were optimised for joint performance.
Our collaborative BIM model centralised all data streams, providing transparency across teams and allowing for real-time updates and enhancements. This collaborative approach vastly reduced the likelihood of delays often caused by miscommunication or oversight in traditional project workflows.
Key Results
The implementation of BIM technology in the cold-chain warehouse design delivered significant results:
-
Reduction in Energy Consumption: The optimised design resulted in a 15% reduction in energy consumption compared to traditional design methods, largely due to enhanced coordination of the insulation and refrigeration systems.
-
Improved Space Efficiency: Our 3D modelling and clash detection ensured maximal use of available space, leading to a 20% increase in storage capacity without expanding the physical footprint of the warehouse.
-
Enhanced Build Accuracy: By pre-emptively identifying and resolving 98% of potential system clashes during the design phase, the construction process benefited from reduced rework, leading to a cost saving of 10%.
-
Sustainability Gains: Designing with the lifecycle of the facility in mind has contributed to longer-term cost savings and sustainability benefits, aligning the facility with emerging green building standards.
In conclusion, through the strategic application of BIM in the logistics industry's cold-chain segment, Adyantrix not only provided immediate, tangible benefits to our client but also set a new benchmark for future warehouse designs in the industry. Our efforts highlighted how precision, when coupled with technology, results in paradigm shifts in operational efficiency and sustainability.
Technical Approach
Cold-chain warehouse BIM is technically distinct from ambient warehouse coordination in several important respects. The insulation panel system—typically a proprietary modular panel assembly from suppliers such as Kingspan or Brucha—is both a building component and a process boundary: it must maintain thermal continuity across the full envelope, including at every penetration point for refrigeration pipework, electrical conduits, drainage, and door openings. Any penetration that creates a thermal bridge compromises the insulation system's performance and can generate condensation within the panel assembly, leading to long-term structural degradation and energy losses that compound over the facility's operational life.
Our BIM approach addressed this by modelling the insulation panel system as a parametric family that captured not only the panel geometry but also the thermal properties of the panel assembly and the detailed geometry of proprietary penetration sleeves at each service penetration point. The refrigeration system—comprising primary ammonia pipework, secondary glycol distribution, evaporator units within the cold rooms, and condensing plant on the roof—was modelled by the refrigeration subcontractor in their native 3D environment and translated into a Revit-compatible IFC model that we incorporated into the federated coordination model.
Navisworks Manage was used for clash detection across five discipline models: structural, architectural (including the insulation panel system), refrigeration, MEP (electrical and general ventilation), and racking. A critical additional check involved thermal bridging analysis: we developed a Dynamo script that identified all instances where a metallic structural element—column base plates, portal frame haunches, and roof purlin connections—penetrated or contacted the insulation panel system without an intervening thermal break. This check identified 23 thermal bridging risk points that were not visible as geometric clashes but would have materially degraded the thermal performance of the envelope.
Implementation Highlights
The project was delivered across a 14-week coordination programme. The initial six weeks focused on establishing the federated model framework, converting the refrigeration subcontractor's 3D pipework model from their native CADMATIC format into a clean IFC that could be incorporated into Navisworks without geometric errors, and completing the first full-facility clash detection run.
The IFC conversion process proved more complex than anticipated. The refrigeration model had been authored using pipe routing conventions that generated a large number of closely-spaced parallel pipe runs in the ammonia primary circuit—a geometrically dense area that produced over 300 false-positive clash hits in the initial Navisworks run because Navisworks was detecting contacts between pipe insulation jackets rather than the pipe bores themselves. We resolved this by adjusting the clash detection tolerance settings for the refrigeration discipline and adding a clearance envelope parameter to the pipe insulation families, ensuring that only genuine spatial conflicts were reported rather than legitimate touching-insulation conditions.
The most technically demanding coordination area was the blast-freezing tunnel, where refrigeration evaporator arrays, high-velocity air circulation fans, defrost heater elements, and structural support steelwork all occupied a constrained space with ceiling heights as low as 4.2 metres. This zone required nine dedicated coordination rounds and produced the highest density of genuine clashes per square metre of any area in the facility. The primary conflicts involved refrigeration evaporator support frames clashing with structural purlin positions, which were resolved through a combination of repositioning evaporator units and introducing secondary steelwork to bridge between purlin positions—a solution that was modelled in BIM and structurally verified before being issued to the fabricator.
A phased handover strategy was also coordinated through the BIM model, with the facility divided into three temperature zones—ambient, chill, and deep-freeze—each commissioned and handed over sequentially to allow the client to begin operations in the ambient and chill zones whilst deep-freeze fit-out continued. 4D sequencing of the coordination model in Navisworks TimeLiner was used to validate that the phased construction programme did not create thermal envelope breaches during the intermediate phases.
Measurable Outcomes
The 15% reduction in energy consumption was modelled prior to construction using the thermal data embedded in the insulation panel families, allowing the design team to make informed trade-off decisions between panel thickness, penetration frequency, and refrigeration plant sizing before any procurement was committed. The thermal bridging analysis, which identified 23 risk points, resulted in 19 of those points being remediated through the introduction of proprietary thermal break elements at structural connections—changes that the insulation manufacturer confirmed would reduce thermal conductivity at those junctions by approximately 70% compared to an unmitigated steel-on-panel contact condition.
The 20% increase in storage capacity resulted from the precision with which the racking layout was coordinated against the refrigeration evaporator positions and column grid. In cold store environments, racking layouts are constrained not only by the column grid—as in ambient warehouses—but also by evaporator air-throw patterns, which require unobstructed airflow corridors between racking bays to maintain temperature uniformity. By modelling evaporator air-throw envelopes as spatial objects in the BIM model, the racking layout was optimised to the maximum density that the refrigeration system's airflow requirements would permit—a calculation that would have been extremely difficult to perform accurately without a 3D model.
The 98% pre-construction clash resolution rate meant that the construction programme proceeded with minimal on-site RFIs during the refrigeration installation phase—historically the most problematic phase of cold-store construction due to the complexity of primary pipework routing and the consequences of penetrating the insulation envelope in unplanned locations.
Lessons Learned
The most important lesson from this project was the value of involving the refrigeration subcontractor's engineering team in the BIM coordination process from the earliest design stage. Cold-chain refrigeration systems are complex specialist works that are typically designed in detail by the subcontractor's own engineers rather than by the main design team. On projects where the refrigeration subcontractor is not engaged in BIM coordination until their detailed design is complete, the resulting model is often introduced into the coordination process at a stage where structural and MEP systems are already committed, leaving little room to resolve conflicts without costly redesign.
On this project, the refrigeration subcontractor was engaged as a BIM contributor from the concept design stage, attending coordination meetings and submitting progressive model updates as their design developed. This early engagement allowed structural column positions to be adjusted in the blast-freeze tunnel area—a change that was straightforward at concept design stage but would have been contractually and physically complex after structural steelwork had been procured.
The thermal bridging Dynamo script also yielded a lesson about the types of checks that should become standard practice in cold-chain BIM coordination. Geometric clash detection identifies physical conflicts but does not inherently identify thermally problematic conditions that do not generate a spatial clash. Developing building-science-informed checking tools that look for performance-relevant conditions—thermal bridges, ventilation short-circuits, condensation risk zones—is an area where BIM can add value beyond its conventional coordination role.
Why This Approach Worked
The BIM coordination strategy worked because it treated the cold-chain warehouse as a thermally integrated system rather than a collection of independently designed building services. The decision to embed thermal property data in the insulation panel families, to model evaporator air-throw envelopes as spatial coordination objects, and to develop a bespoke thermal bridging check script all reflect a fundamental principle: in a cold-chain facility, the performance of every building element is interdependent with every other, and a coordination process that only addresses geometric clashes will miss the category of performance-degrading conditions that are most costly to remediate after construction.
By combining rigorous geometric clash detection with building-science-informed performance checking, Adyantrix delivered a coordination model that gave the client confidence not merely that the systems would physically fit together but that the assembled facility would perform to its specified energy and temperature targets from the first day of operation.
Speak with our BIM Consulting team at Adyantrix to find out how we can support your next project.
Work with Adyantrix
If you are looking to tackle a similar challenge, Adyantrix has the expertise to help across the full project lifecycle. Our BIM consulting practice covers BEP authoring, ISO 19650 strategy, and CDE implementation. Our clash detection & coordination practice covers multidisciplinary coordination and conflict resolution. Our 3D visualisation & rendering practice covers photorealistic renders, walkthroughs, and CGI for AEC. Our Revit plugins & add-ins practice covers bespoke .NET add-ins that extend Revit for your studio. Get in touch to discuss your requirements — no commitment required.
