Simply put, the places with books and materials are 700X2, and other places 1000X2.
Code for Architectural Design of JGJ Library 38-99
6.2.2 The maximum allowable building area of the fireproof partition of the basic stack room, non-book database and reading space integrating storage and reading: when it is a single floor, it should not be greater than1500m2; For multi-storey, when the building height does not exceed 24.00 meters, it should not be greater than 1000 square meters; When the height exceeds 24.00 meters, it should not be greater than 700 square meters; The stacks in the basement or semi-basement should not exceed 300 square meters.
The maximum allowable building area can be increased by 1.00 times according to the above regulations when automatic fire extinguishing system is installed in the fire zone, and the increased area can be calculated by 1.00 times of the local area when automatic fire extinguishing system is installed locally.
Note: The above non-book databases refer to non-book materials, including tapes, videotapes, copies, films, models, etc.