City of Cergy
Structural work: Eiffage
6 400 m²
€16M excluding tax (value date 2017)
Scope of services
- Construction economics
- High Environmental Quality
- Roadworks and various networks
- Scheduling, steering and coordination
- Études de synthèse
Refurbishment of 1980s socio-cultural centre in Axe Majeur-Horloge neighbourhood, Cergy.
Conversion and construction of new buildings after demolition.
Centre comprising 500-seat auditorium, 790/700-seat modulable multi-purpose hall, classrooms, music studios, offices and community spaces.
Refurbished building: major conversion and replacement of timber by steel frame, as required.
Reinforced concrete structure.
Double flow mechanical ventilation with heat recovery in concert halls and studios.
Relatively compact project and little glazing.
Envelope thermal performance ensured by insulation thickness that provides insulation superior to thermal regulation requirements.
Thermal performance 2012 (RT 2012)/existing RT