PURPOSE: To invariably store a stored object in the clean nitrogen gas atmosphere and receive or deliver the stored object without disturbing the nitrogen gas sealed state by receiving or delivering the stored object in a nitrogen gas- sealed shelf device.

CONSTITUTION: A load storage facility is provided with a shelf main body 10 having a storage section 20 opened on the front face, a nitrogen feeding device 24 ejecting the clean nitrogen gas from the rear section of the shelf main body 10, and a reception/delivery device 30 freely receiving or delivering a stored object A from or to the storage section 20. A shelf device 37 is formed in the sealed state, and the nitrogen gas is sealed inside, and the shelf device 37 is provided with an openable reception/delivery section 50 capable of receiving or delivering the stored object A via the reception/delivery device 30. The stored object A can be invariably received from or delivered to the storage section 20 in the nitrogen gas, and the stored object A can be received or delivered without disturbing the nitrogen gas sealed state of the shelf device 37.