The refurbishment and expansion of the D. João de Castro High School, designed by Gonçalo Byrne, exemplifies a harmonious blend of modern functionality and architectural elegance. Byrne’s vision was to create a space that not only serves educational purposes but also fosters a sense of community and interaction. The design philosophy centers around openness and connectivity, both within the school and with its surroundings.

The new laboratory building, strategically positioned to the north of the existing structure, serves as the main access point to the complex. This placement is intentional, symbolizing a gateway to knowledge and innovation. Byrne’s design emphasizes transparency and light, with large windows and open spaces that invite natural light to flood the interiors, creating an uplifting and inspiring environment for students and staff alike.

The use of sustainable materials and energy-efficient systems reflects a commitment to environmental responsibility, aligning with the broader goals of the Modernization Program for Secondary Schools. The architectural language of the building is characterized by clean lines and a minimalist aesthetic, which contrasts yet complements the historical elements of the original structure.

Byrne has stated, “The architecture of a school should inspire learning and curiosity, providing spaces that are both functional and beautiful.” This ethos is evident in the thoughtful integration of shared facilities with the Electronic Industry Professional Training Centre – CINEL, promoting interdisciplinary collaboration and resource sharing.

The building’s interaction with its topographical setting is another highlight, as it gracefully adapts to the natural contours of the land, enhancing accessibility and creating seamless transitions between indoor and outdoor spaces. This design not only respects the existing landscape but also enhances the overall spatial experience, making the D. João de Castro High School a beacon of modern educational architecture.