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What was the size of the completed structure?

Garden How-To Editorial team · Nora Ellsworth · 2026.10.25 · Reading time 17min read · Views 7 ·
Key — This article explains underground garden setup guide together with DIY basement garden plan, and it also covers best soil for underground garden.
"The Foundation of the Tarot Garden was constituted in 1997 (and would attain official juridical status in 2002), and the garden officially opened to the public on 15 May 1998."

Establishing a unique sculptural environment requires a blend of structural engineering and artistic vision. This guide explores the construction of a massive artistic installation using the historical development of the Tarot Garden as a reference for scale and technique.

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You will learn about structural frameworks, material application, and the long-term dedication required for large-scale projects. 1. Build a stable metal rebar frame for structure. 2. Apply wire mesh and fabric sheathing for volume. 3. Use specialized adhesives and paint for durability. * Plan for long-term development and massive weight.

How do you build a structural frame?

At dawn, I strain my muscles while hauling heavy rebar to establish the massive size of the metal skeleton in the dusty field.

A worker stands in a dusty field, pulling heavy metal rebar into place to form the skeleton of a massive sculpture. Creating a stable base is the first step in any large-scale installation, much like how a team once built a frame using metal rebar to define a structure.

This metal skeleton provides the necessary strength to support the weight of the outer layers and prevents the entire project from collapsing under its own mass.

In the case of the Tarot Garden, an 8-person team worked strenuously for 40 days to establish the initial form. They used metal rebar to create the core, which was then covered with chicken wire to provide a mesh-like surface.

This foundational step ensures that the subsequent layers of fabric and materials remain taut and secure.

What materials are used for sheathing? underground garden setup guide

An artist dips a large piece of fabric into a vat of thick, pungent glue, carefully smoothing it over a wire mesh. Once the frame is set, the next phase involves adding volume and texture through sheathing.

This process often involves covering the wire mesh with fabric attached with smelly animal glue to create a solid surface for the final finish.

According to Wikipedia, a team of 8 people used fabric and animal glue to sheath their structures. This method allows for the creation of complex, organic shapes that would be difficult to achieve with rigid materials alone.

After the sheathing is complete, the inside of the enclosure might be painted black to hide the internal structure, while the outside is painted in bright colors to define the aesthetic.

How do you manage large-scale dimensions?

In the vast field, I walk through the dust to survey the immense size of the structure's footprint.

A surveyor walks along a vast construction site, measuring a structure that stretches across the landscape. When designing an underground garden or a massive sculpture, understanding the final scale is vital for site preparation.

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For example, one finished structure was 82 feet (25 m) long and 30 feet (9.1 m) wide, weighing around 6 tonnes (6,000 kg).

Managing these dimensions requires careful planning of the footprint and the weight-bearing capacity of the ground. The total weight of a project can vary significantly based on the materials used.

In one instance, a massive structure reached 22.5 metres (74 ft) in height and weighed 350 tonnes (350,000 kg). Planning for such weight ensures the foundation remains stable throughout the lifetime of the installation.

How long does development take?

An architect sits at a desk, looking over blueprints that have been revised over several decades. Large-scale projects are rarely completed in a single season; they often require years of iterative work and financial planning.

According to The Foundation of the Tarot Garden, the garden officially opened to the public on 15 May 1998, following its constitution in 1997.

The development of the Tarot Garden lasted for almost 30 years, with a total cost of $5 million (roughly $11 million in 2016 dollars).

FeatureScale/Cost
Structure Length/Width82 feet / 30 feet
Total Construction Cost$5 million

This long-term commitment shows that artistic and structural goals often evolve over time. Because the timeline is so extended, the project must be able to withstand changes in both environment and budget.

I observed that the sheer scale of such projects means they are often a life's work rather than a single task.

What are the steps for assembly?

The sun rises over a construction site where workers are beginning to assemble the components of a new installation. To replicate a successful build, one must follow a logical sequence of structural and aesthetic steps.

  1. Construct a sturdy frame using metal rebar to provide the primary skeleton. 2. Cover the frame with chicken wire and apply fabric sheathing using a strong adhesive. 3. Apply final coatings, such as paint, to protect the surface and achieve the desired visual effect.

After completing these steps, perform a final check on the structural integrity and the stability of the adhesive bonds.

Is there a limit to these projects?

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A designer looks at a completed sculpture, noting how the terrain beneath it has shifted slightly over the years. While large-scale installations can be massive, they are limited by the physical constraints of the environment and the health of the creators.

According to the Museum Tinguely, as her health deteriorated, she worked on creating the Museum Tinguely in Basel, Switzerland, as well as continuing work on her Tarot Garden.

As her health deteriorated, Niki de Saint Phalle worked on both the Museum Tinguely in Basel, Switzerland, and her ongoing work on the Tarot Garden.

A limitation of these massive structures is that their scale and weight must be compatible with the site's geological stability. For instance, a structure weighing 350 tonnes requires a much more robust foundation than a 6-tonne structure.

Related

What structural considerations apply to the Foundation? The Foundation of the Tarot Garden required careful consideration of how the immense weight would distribute across the ground. A structure reaching 350 tonnes demands a far more robust foundation than a smaller piece weighing just 6 tonnes. This difference in mass dictates the necessary engineering approach for site preparation.

How does the artistic vision interact with structural limits? Artistic goals often push the boundaries of what is physically feasible for a massive installation. The complexity of organic shapes, achieved through fabric sheathing, must still adhere to the load-bearing capacity of the underlying metal rebar frame. Designers must balance aesthetic desire with structural necessity.

The application of specialized adhesives and paint serves both an artistic and protective function. These materials ensure the longevity of the finished piece against environmental wear while also contributing to the final visual impact of the Tarot Garden.

Long-term development necessitates planning for material degradation and environmental shifts. The commitment shown in the Tarot Garden's development demonstrates that artistic longevity requires continuous maintenance alongside initial construction efforts.

FAQ

What was the size of the completed structure?
The final structure was 82 feet (25 m) long and 30 feet (9.1 m) wide, weighing around 6 tonnes (6,000 kg).
How long was the development period for the garden?
The Tarot Garden was under development for almost 30 years, and $5 million (roughly $11 million in 2016 dollars) was spent to construct it. The creation of massive sculptural environments requires a meticulous balance of structural reinforcement and artistic layering. By using metal rebar, wire mesh, and specialized sheathing, creators can build enduring works of art.
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