Concept:

Render Courtesy of Acrylicize ltd

Materials + TechMaterials + Tech
Plywood, dibond, plasterboard, polyurethane modeling board, polycarbonate, led lighting

Brief
Produce a full size replica of a northern line tube carriage that can be used as a meeting room.

Client
Acrylicize

Year
2019

Location
Alteryx, City road, London

Amalgam was an approach to produce a full-scale replica of a tube carriage that could be assembled on site in sections and function as a meeting room. The intention was to capture the recognisable character of the carriage while adapting it for a practical interior use and a constrained installation space.

What We Were Working With

We began with only plan drawings that defined the footprint of the carriage. There was no detailed construction information, so the form and features had to be interpreted from photographic references while remaining within the spatial limits of the venue.

From this, we developed a complete CAD model of the carriage, establishing proportions, sectional breakdown, and buildability. The structure needed to be lightweight, modular, and capable of installation in manageable parts.

How We Made It Work

The carriage was divided into modules, each built from a CNC-machined plywood lattice structure designed to minimise weight while maintaining rigidity. These frames were then clad in pre-coloured Dibond panels, forming strong cassette units that could be transported and assembled efficiently on site.

The cab section followed a similar construction method but required a smooth curved roof. To achieve this, we used CNC-machined polyurethane model board, allowing the curve to blend seamlessly into the main structure.

At the front of the cab, we installed a controllable digital destination sign and LED-illuminated headlights to reinforce authenticity. Inside, we created an interpretation of the control panels using found objects sourced from reclamation stores, combining realism with a crafted, design-led aesthetic.

Repurposing the Project

A few years later, the client returned to us requesting the removal of the installation. Rather than simply dismantling it, we recognised an opportunity to give the piece a second life.
The carriage was carefully deconstructed at the London office and transported to our workshop in Bristol, where it was rebuilt and adapted into our material samples library and 3D print room.
We’re proud to have been able to retain and reuse such a unique project, not only preserving the work, but integrating it into our everyday creative environment.

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