1.
The factory operates in the open air without any noise reduction measures and equipment! It is surrounded by the beautiful Nianhua community, the family area of Grain Bureau and Qiyi School in the west of shifang city. It belongs to residential area and cultural and educational area, and is 1 acoustic environment functional area. According to the provisions of the Sound Environmental Quality Standard promulgated by the Law of People's Republic of China (PRC) on the Prevention and Control of Environmental Noise Pollution (2008-101Implementation),
2.
Reason for noise judgment: When iron blocks get off the bus, workers in this factory usually throw iron blocks directly to the ground by hand. The average weight of iron blocks is 10 kg, and the average height of truck height+human height is 3 meters. With this weight and height, the iron blocks fall freely and collide with each other, and the noise generated is above 100db!