Commonly used reference data for factory inspection

1. Air quality/exhaust system:
1. The air in all production areas must be fresh and free of smoke, dust and fibers.
2. The factory should maintain proper ventilation system 3. The factory should be kept clean regularly 4. Provide containers to collect/remove debris and garbage II. Number of fire extinguishers:
1. Each independent production room should be equipped with a fire extinguisher. 2. On average, there should be one fire extinguisher for every 25 employees. 3. The interval between fire extinguishers should not exceed 75 feet (22.86 meters).
4. Height: The height from the top to the ground should not be greater than 1.50m; the height from the bottom to the ground should not be less than 0.08m
3. Ratio of workers to toilets:
1. Female employees: 1:253
2. Male employees: 1:50
3. Factories with more than 149 employees: 1:40 (this ratio applies to both men and women)
4. Noise requirements:
1. Able to have normal conversation within a three-foot (about 1 meter) range.
2. Employees are not allowed to work continuously for 8 hours in a noise room exceeding 85 decibels. They must wear earplugs. 3. 85-90 decibels are recommended. 4. 90-95 decibels are required. 5. 95+ decibels require hearing protection and noise reduction actions.
5. Lighting requirements: Lighting guidelines (according to the U.S. Department of Labor):
1. Emergency exit 75 lux 10 foot candles 2. Production line 350-500 lux 30-50 foot candles 3. Inspection 750 lux 70 foot candles 4. General warehouse 350 lux 30 foot candles 5. Paperwork 750 lux 70 foot candles 6. Corridor/stairs 200 lux 20 foot candles VI. Dormitory requirements:
1. Each employee should have his or her own bed, with an average space of 3 square meters per person. 2. On average, there should be one fire extinguisher for every 4 rooms, and they should be hung evenly on each floor.
7. Restaurant space requirements:
1. 25 people or less, the average space per person is about 13 square feet 2. 26 to 74 people, the average space per person is about 12 square feet 3. 75 to 149 people, the average space per person is about 11 square feet 4. 150 to 150 or more, the average space per person is about 10 square feet