A working floor, in particular for a steam generator in a nuclear power station.

摘要

Operating platform, intended in particular for closing an empty space (10) in a steam generator of a nuclear power plant. According to the invention, said operating platform comprises at least one inflatable closing element (100) comprising at least one inflatable bladder (110, 120, 130) enclosed in a protective envelope (170). Application to monitoring and maintaining steam generators of nuclear power plants.