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BAF3 Civil engineering Status -25 April 2014

BAF3 Civil engineering Status -25 April 2014. EDMS approval procedure for «  Execution drawings  » launched on 29/07/2013. Drawings approved on 28/08/2013 https://edms.cern.ch/nav/P:GS-DEP:V0/P:CERN-0000093812:V0/TAB3  In case of «  obsolete Drawings  » - last version in CDD

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BAF3 Civil engineering Status -25 April 2014

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  1. BAF3 Civil engineering Status -25 April 2014 • EDMS approvalprocedure for « Executiondrawings » launched on 29/07/2013. Drawingsapproved on 28/08/2013 • https://edms.cern.ch/nav/P:GS-DEP:V0/P:CERN-0000093812:V0/TAB3  In case of « obsoleteDrawings »- last version in CDD • CERN preparatory works : • Week 3 Tree Felling • Week 5 to 11 -Work for primary water connection (CV) • Contractor’s main works started on 17/03/2014: Done: • Worksite installation • Trench excavation for survey of existing networks • Trench excavation for connection of drainage of the access road to the CERN’s clean water • Execution of the access road • Relocation of water hydrant • Earthworks • Lean concrete shaft under separate foundations Ongoing: • Openings in the existing wall of Service Tunnel GT9 • Openings in the upper slab of service tunnel GT10 GS / SE

  2. Mise en place clôtures de chantier Sondages au droit des réseaux Passage canalisation EC sous réseaux existants

  3. Canalisation EC jusqu’au regard existant Regard de connexion Drainage / EC Drainage le long de l’accès Traversée de la voie d’accès

  4. Drainage le long du chemin d’accès Canalisation Eaux claires

  5. Protections des transformateurs

  6. Mise en place, réglage et compactage matériaux pour chemin d’accès Essais de plaques sur chemin d’accès

  7. Réalisation du chemin d’accès Décaissement pour chemin d’accès provisoire

  8. Déviation de l’hydrante

  9. Excavations pour puits en Béton Maigre Contrôle du sol en place

  10. Bétonnage des puits en Béton Maigre

  11. Ouvertures dans galerie GT9 sous le niveau du Faux-plancher

  12. Planning Prévisionnel Date limite avant fabrication Mezzanine

  13. Nextsteps • Concreting of the building foundation - May 2014 • Concreting of the Slab → July 2014 • Steel structure of the hall  July– August 2014 • Steel structure of the intermediateplatform Sept 14 • Façades, roofing and partitions Oct – Nov 2014 • Resin-basedfloorcovering - Landscaping → Nov - Dec 2014 GS / SE

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