The net width of the evacuation aisle within the laboratory

Under the premise of meeting the evacuation requirements, the width of the laboratory evacuation door should not be less than 0.9m, laboratory equipment, supplies should not block the laboratory evacuation door, reduce the actual width of the evacuation door to meet the requirements of the use of the width; single, multi-storey building laboratory evacuation aisles and evacuation stairs should not be less than the net width of 1.10m, and similarly, should not be evacuated to the evacuation aisles and evacuation stairs to place miscellaneous objects, equipment, supplies etc., reduce the actual use of width; in addition, the net width of the laboratory evacuation staircase in high-rise buildings should not be less than 1.20m (1.30m for medical buildings), the net width of the evacuation aisle. Degree of single-sided cloth room should not be less than 1.30m (medical buildings 1.40m), double-sided cloth room should not be less than 1.40m (medical buildings 1.50m), the first floor of the stairwell evacuation door and the first floor evacuation of the net width of the outer door should not be less than 1.20m (medical buildings 1.30m)