FOUNDATION FOR A BUILDING IN A NUCLEAR FACILITY AND NUCLEAR FACILITY

摘要

To provide a lower foundation 30 provided on a ground 7 and an upper foundation 31 provided above the lower foundation 30 via a seismic isolator 32. A machine room S in which a machine K can be arranged is provided in the upper foundation 31. A foundation-side hull structure unit that is configured in a reticular pattern by horizontal reinforcing ribs extended in one direction and vertical reinforcing ribs extended to cross the horizontal reinforcing ribs is provided in the upper foundation 31, and the machine room S is provided in a space in the foundation separated by the horizontal reinforcing ribs and the vertical reinforcing ribs.