cofferdam

• Caisson ou enceinte étanche, temporaire, utilisé pour permettre des travaux de construction, de réparation ou d'inspection sous l'eau en pompant l'eau hors de la zone de travail.

A large watertight chamber or structure used to allow construction, repair, or inspection work to be carried out underwater by keeping water out of the work area.

1. Watertight enclosureC2formaltechnical

   A large, watertight chamber or box used in construction to allow work to be done underwater, such as building bridges or repairing ships.

   Batardeau (enceinte étanche)

   • The engineers installed a cofferdam to repair the bridge's foundation.
   • Workers pumped water out of the cofferdam to create a dry workspace.
   • Building a cofferdam is essential for underwater construction projects.

   Synonymescaissoncoffer