An article storage facility is provided which is relatively simple in structure and in which it is easier to perform maintenance work of apparatus provided to each zone. A first switching valve is provided in each of a plurality of zone gas supply portions whereas a second switching valve is provided in each of a plurality of storage section gas supply portions. A plurality of relief passages is provided with each relief passage connected to the inactive gas supply passage on a downstream side, with respect to a gas supplying direction, of the position in which the first switching valve is provided and on an upstream side, with respect to the gas supplying direction, of the position in which the second switching valve is provided in the inactive gas supply passage. A zone relief switching valve is provided to each of the plurality of relief passages.