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  • Building 777 Begins to Take Shape
    Building 777 Begins to Take Shape

    Building 777 Begins to Take Shape After many months focused on foundations, underground works, and concrete structures, Building 777 is now entering an exciting new phase.

    15 September 2026
  • Repairs to Uneven Surface on Route Adams
    Repairs to Uneven Surface on Route Adams

    Repairs to Uneven Surface on Route Adams Construction work was recently carried out in Route Adams to connect building 777 to the technical gallery which runs beneath the road.

    4 September 2026
  • Construction progresses to timber frame
    Construction progresses to timber frame

    Timber frame installation begins We’re pleased to share that the timber frame installation for B777 is now underway on site. This is an exciting development, as the building’s frame begins to take shape.

    4 August 2026
  • Reopening of Route Adams
    Reopening of Route Adams

    Reopening of Route Adams Route Adams will be reopened to traffic from Monday 3rd August 2026, with normal traffic conditions restored. The car park by B866 will also be reopened and available for everyone to use.

    30 July 2026
  • Adams Road Closure Extended to Prioritise Safety and Efficiency
    Adams Road Closure Extended to Prioritise Safety and Efficiency

    Adams Road Closure Extended to Prioritise Safety and Efficiency To ensure the safe completion of the ongoing underground connection works for Building 777, the closure of Adams Road has been extended.

    26 June 2026
  • Briand Bois Factory Visit
    Briand Bois Factory Visit

    Briand Bois Factory Visit Earlier this week, the B777 project team visited Briand Bois' timber production facilities along with representatives of the Architect, Engineer and Contractor.

    16 June 2026
  • Partial Closure of B867 Parking: Upgrades Underway for a Greener, More Sustainable Space
    Partial Closure of B867 Parking: Upgrades Underway for a Greener, More Sustainable Space

    Partial Closure of B867 Parking: Upgrades Underway for a Greener, More Sustainable Space Update 07/09/2026: changes to dates of parking…

    15 May 2026
  • First Timber Beam Ceremony Marks Key Milestone for CERN’s Building 777
    First Timber Beam Ceremony Marks Key Milestone for CERN’s Building 777

    First Timber Beam Ceremony Marks Key Milestone for CERN’s Building 777 On Friday 24th April 2026, CERN celebrated a major milestone in the construction of Building 777 on the Prévessin site with the First Timber Beam Ceremony.

    24 April 2026
  • Soar Over Progress: New Drone Footage Captures B777 Construction
    Soar Over Progress: New Drone Footage Captures B777 Construction

    Soar Over Progress: New Drone Footage Captures B777 Construction New drone footage has been captured of the progress on the B777 construction site during a recent snowy day.

    27 March 2026
  • Temporary Closure of Route Adams
    Temporary Closure of Route Adams

    Temporary Closure of Route Adams Route Adams will be closed from 20th April until 13th July 2026. 02/07/26 Update: Route Adams will be closed to complete some additional works, until 13th July.

    26 March 2026

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