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Weathered Copper and Concrete Pavilion Embracing Environmental Context in Coastal California

Author:
Matteo Calafiura-soleri
Weathered Copper and Concrete Pavilion Embracing Environmental Context in Coastal California

Project in-detail

Constructed with weathered copper and reusable insulated concrete, the pavilion reinterprets a historical military site in California’s Marin Headlands into a functional space that fosters community and environmental engagement.
5 key facts about this project
01
Utilizes weathered copper panels that develop unique patinas over time.
02
Incorporates reusable insulated concrete blocks for reduced environmental impact.
03
Features a flexible paneling system that enhances natural light and ventilation.
04
Redesigns a former military site into a welcoming community hub.
05
Includes an open courtyard that promotes spontaneous interactions among visitors.
The "From Canons to Ploughshares" Pavilion of Humanity is an architectural project located in the Marin Headlands of California, specifically at the historic Battery Spencer. The pavilion represents a transformation of a former military fortification into a communal and educational space focused on humanity's interaction with nature. This transition underscores a narrative shift from defense to engagement, inviting visitors to reflect on their relationship with the environment.

The pavilion serves multiple functions, including a gathering space, an exhibition area, and a conference room. Each zone is designed to facilitate human connection and promote civic dialogue about environmental and societal themes. The exterior courtyard allows for spontaneous interactions, while the internal spaces are suited for organized events and exhibitions that highlight the pavilion's educational mission.

The design employs a combination of materials that emphasize sustainability and respond to the site’s historical context. Reusable insulated concrete blocks provide structural stability and thermal efficiency. Weathered copper panels add both aesthetic value and durability, while three layers of concrete slabs ensure the project's longevity and minimal waste during construction. This careful selection of materials reflects a commitment to ecological principles, reducing the overall carbon footprint of the structure.

Another key aspect of this design is its innovative use of natural ventilation and light. The pavilion features strategically placed openings and paneling that can adapt to the changing environmental conditions, enhancing user comfort while minimizing reliance on mechanical systems. This approach ensures a seamless integration with the natural surroundings, making the structure more resilient and adaptable.

The pavilion’s unique contribution lies in its historical reinterpretation and dedication to sustainability within an architectural framework. By transforming a military site into a community hub, this project encourages contemplation of past narratives while actively promoting environmental stewardship. The dialogue facilitated by the pavilion aims to redefine community relationships with historical sites and ecosystems.

For further insights into the architectural plans, sections, and designs that underpin this project, readers are encouraged to explore detailed presentations that delve deeper into the architectural ideas and materials employed throughout the design execution.
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100,000€ Prize / 2025

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

Competition organisers

The 10th edition of the MICROHOME architecture competition invites architects and designers from around the world to explore the possibilities of compact, sustainable living. Hosted by Buildner in collaboration with Kingspan and Hapi Homes, this special edition challenges participants to design an off-grid, modular microhome for a young professional couple, with a maximum floor area of 25 m². Designs should prioritize innovation, efficiency, and real-world feasibility. 

A total prize fund of 100,000 € will be awarded, including three main prizes, the Kingspan Award, and the Hapi Homes Award, which will grant 15,000 € and lead to the construction of the selected design. The final registration deadline is September 25, 2025, and winners will be announced on Decebmer 9, 2025. For full competition details and submission guidelines, visit microhome.info.

Microhome

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

100,000 € PRIZE FUND / KINGPSAN EDITION #10 IDEAS COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Early bird registration deadline 22 May 2025
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