Sustainability Report
Embodied carbon
The project addresses embodied carbon primarily through material restraint, modular construction, and long-term adaptability. Key strategies include:
• Limited material palette consisting mainly of concrete, wood, glass, and stone paving, reducing material complexity and facilitating long-term maintenance.
• Durable structural system using reinforced concrete walls and steel beams designed for longevity and minimal replacement cycles.
• Modular structural grid (9 × 9 m) that allows the building to evolve without major structural demolition.
• Lightweight enclosure systems that reduce overall structural load and material consumption.
• Phased construction strategy, allowing the institution to expand gradually rather than building excess space initially.
Operational Emissions / Energy
Operational emissions are minimized through passive environmental design and on-site renewable energy generation. Key strategies include:
Natural ventilation: High-ceiling spaces and cross ventilation allow most museum areas to be naturally ventilated. This reduces the need for mechanical cooling in Rio de Janeiro’s warm climate.
Passive thermal performance: Large interior volumes and thermal mass from concrete walls help stabilize interior temperatures.
Daylighting: Large glazed openings provide natural light to circulation areas and exhibition spaces, reducing artificial lighting demand.
Water efficiency: Rainwater harvesting is used for landscape irrigation, reducing potable water consumption for gardens by approximately 80%.
Renewable energy production: A photovoltaic system installed on the building generates electricity for the museum’s operations. The system enables the institution to operate using 100% renewable electricity.
Service and maintenance emissions
The project reduces long-term service emissions through durable materials and passive systems. Because the building relies less on mechanical systems than typical museum buildings, maintenance-related emissions are expected to be lower over the building’s lifespan. Key strategies include:
• Passive environmental control reducing reliance on mechanical equipment.
• Durable materials such as concrete and stone requiring minimal replacement.
• Simple material palette that facilitates maintenance and repair.
• Modular construction that allows localized interventions rather than full renovations.
Afterlife
The design of the Museu do Pontal incorporates flexibility to support future programmatic changes and long-term institutional growth. The building is organized on a 9 × 9 m modular structural grid, where concrete structural walls and steel beams create a clear-span system that allows interior spaces to be reconfigured without major structural interventions. Exhibition rooms, courtyards, and service areas are arranged as a sequence of modular units, enabling different curatorial layouts and alternative spatial uses over time.
The museum that opened in 2021 represents only the first phase of a larger structure designed to evolve gradually. High-ceiling technical and storage areas allow the future insertion of steel mezzanines to increase capacity without expanding the building footprint. This modular and expandable framework means that the building could accommodate other cultural, educational, or public programs if institutional needs change, supporting a longer lifecycle and reducing the need for new construction.
The building envelope incorporates lightweight enclosure systems, movable louvers, and glazed façade components that can be removed or replaced independently from the main structural system. These elements enable maintenance, upgrades, or future material substitutions without requiring demolition of the primary structure. The combination of a durable structural framework with lighter secondary components supports incremental adaptation and selective replacement, extending the building’s lifespan and reducing waste associated with major renovations. This approach aligns with circular economy principles by prioritizing durability, adaptability, and component-level interventions rather than complete rebuilding.
Key products in low carbon design
