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Lycee Franco Allemand

Buc, FR
Project by Behnisch Architekturbuero, Lycee Franco Allemand. Outdoor plaza with large white canopy structures, people walking and sitting, trees and buildings surrounding the open public space.
Project by Behnisch Architekturbuero, Lycee Franco Allemand. Outdoor plaza with large white canopy structures, people walking and sitting, trees and buildings surrounding the open public space.

The Lycée Franco-Allemand is a hub for learning, community, and cultural exchange, combining multiple school institutions around a covered outdoor space. Defined by parasols, this space provides shade and has an important social role at the threshold between indoor and outdoor environments. The project expands and transforms the original 1980s structure to meet future demands, realized in partnership with Atelier 2A+.

Project by Behnisch Architekturbuero, Lycee Franco Allemand. Site diagram showing gymnasium, high school, and primary school buildings arranged between town and park, with highlighted roof areas in orange.

Teachers, students, the city of Buc, and an international team of planners collaborated in an inclusive and holistic design process to develop the campus. Designed to support diverse users and activities, the school offers a calm learning environment during the day and changes into a vibrant community space after hours—a living testament to Franco-German friendship, in which all the seasons’ festivals are celebrated.

Project by Behnisch Architekturbuero, Lycee Franco Allemand. Architectural model of the school complex with multiple connected buildings, trees, and canopy structures arranged across a landscaped site.

The campus comprises an adapted high school building and two new structures: a primary school and a separate gymnasium. Both school buildings follow V-shaped footprints that open toward one another, framing a canopied outdoor space that forms an important gathering place at the heart of the school. Spacious atriums connect the schools to the schoolyard and park while internally linking the various functions.

Project by Behnisch Architekturbuero, Lycee Franco Allemand. School cafeteria with rows of tables and chairs, children seated and talking, orange acoustic ceiling panels and serving area in background.
Project by Behnisch Architekturbuero, Lycee Franco Allemand. School corridor with children sitting on wooden benches along a wood-paneled wall; bright yellow doors and lockers line the corridor.
Project by Behnisch Architekturbuero, Lycee Franco Allemand. Library classroom with children reading at tables, bookshelves along the wall, and large windows opening to an outdoor terrace.
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Project by Behnisch Architekturbuero, Lycee Franco Allemand. School cafeteria with rows of tables and chairs, children seated and talking, orange acoustic ceiling panels and serving area in background.
Project by Behnisch Architekturbuero, Lycee Franco Allemand. School corridor with children sitting on wooden benches along a wood-paneled wall; bright yellow doors and lockers line the corridor.
Project by Behnisch Architekturbuero, Lycee Franco Allemand. Library classroom with children reading at tables, bookshelves along the wall, and large windows opening to an outdoor terrace.
Client
Departement des Yvelines, Versailles
Architects
Behnisch Architekten with Atelier A2+
Address

7 Rue Collin Mamet
78530 Buc
France

Gross Area

16.044 qm / 172,696 sq.ft

Gross Volume

61.138 cbm / 2,159,088 cu.ft

Competition

2015, 1st prize

Photography

David Matthiessen

Awards

2023 DAM (Deutsches Architekturmuseum), nomination
2023 The International Architecture Award, The Chicago Athenaeum Museum of Architecture and Design
2023 DNA Paris Design Awards, honorable mention
2024 Design Educates Awards, honorable mention

The existing high school was fully renovated and extended to enable new connections and functions. The reconfiguration introduced communal spaces on the ground floor—including an auditorium and cafeteria—that open onto the new schoolyard and adjacent park. Extensions with a more organic layout contrast with the original modular grid, highlighting the interplay between old and new. The upper floors accommodate the media library and specialized classrooms, arranged within rounded learning suites that open circulation areas toward the park and create inviting spaces for seating and informal gatherings. Accessible roof terraces further enrich the variety of shared spaces for students and staff.

Project by Behnisch Architekturbuero, Lycee Franco Allemand. A bright, multi-story atrium with white stairwells, large glass walls and a central column, featuring open balconies and interior windows. Each of the three floors is distinguished by a color accent.

The dialogue between old and new continues in the materials and facade design. While grey panels lend the original structure an urban character, the new curved facades facing the park are clad in pre-weathered larch wood, backed by colored wind paper in natural tones ranging from green to orange. This warm palette and material selection carries through the interior, supporting orientation and reinforcing the school’s connection to the park.  

Energy Section

Beyond their social function, the parasols contribute to lighting and passive climate control. Their transparent roofs allow abundant daylight in, while angled wooden slats block the high summer sun to prevent overheating. Integrated ventilation openings create a chimney effect that, together with underground ducts, enables effective cross-ventilation in both schools.

Project by Behnisch Architekturbuero, Lycee Franco Allemand. Aerial view of the campus with surrounding parkland and nearby residential area under a clear sky.