Category: Prévessin site impacts
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Parking Upgrades at Building 867: Enhancing Sustainability and Accessibility
The B777 team is pleased to announce the start of essential upgrades to the parking area around Building 867. As part of this project, several trees—primarily older or lower-quality specimens—will be carefully removed to make way for a more modern, sustainable, and user-friendly parking facility. The work to remove the trees is planned to start…
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Water Infiltration in Building 865: Basement and Lift Temporarily Affected
Over the past few days, following significant rainfall, water entered the basement of Building 865. The infiltration was caused by a temporary reverse pressure in the rainwater drainage system. Normally, this system removes water from the building. However, due to the high volume of rainwater, water flowed back into the basement instead of being discharged.…
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Installation of Two Tower Cranes for Building 777
Over the coming weeks, the construction site for Building 777 will take an important step forward with the installation of two tower cranes. These cranes — one 30 m high and the other 40 m — are essential for the next phases of the project and will remain in place throughout the main construction works…
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Commitment to a Low-Nuisance, Sustainable Construction for Building 777
As part of CERN’S dedication to sustainability, and within the framework of the BREEAM and WELL certifications, the contractor responsible of Building 777 construction has committed to adopt a Low Nuisance Construction Site Charter.
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Parking 777 Closure for start construction
As of Thursday, 25 September, the parking area next to Buildings 866 and 865 will be closed to let the contractor start with construction work and install safety fences around the site. From this date, people will no longer be able to use these parking spaces, where the future B777 will rise from the ground.…
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Info session for Prévessin users
On the 16th of September, an information session took place for the future B777 users and Prévessin population.





