"Like the Ali Bey Fathy apartment, this is another rare example of the architect's uncharacteristic use of curved plan forms, but the reason here is not as clear. Phasing diagrams indicate plans for future expansion on top of an initial structure housing clothing workshops and a sales room, as well as administrative offices, for community-produced goods." (construction not verified)

Source

Steele, James. 1997. An Architecture for People: The Complete Works of Hassan Fathy. London, United Kingdom: Thames and Hudson.