At 10:45, the city was constantly experiencing construction waste. Where did the construction waste finally go? At the 7th City Fair, many bricks were displayed on the booth of Chongqing Sanitation Group, and they were puzzled by the visitors. The staff explained: "These are Pervious bricks , 80% of their raw materials come from construction waste. "
It is understood that about 3.5 million tons of construction wastes occur annually in the main urban area, and construction waste accounts for 30% to 40% of the total urban waste, and has increased rapidly at a rate of 5%. The construction waste is assumed to be simply landfilled and not used for resources. Its harmful substances will be washed into the water body by rainwater, polluting the water environment, and its dust will also affect air quality.
In order to turn construction waste into a treasure, there are now two construction waste factories in the main urban area that collect and reuse construction waste. After the construction waste is crushed and sieved, it becomes a renewable resource. After 7 minutes of processing, these waste resources can be turned into waste on the sidewalk. Material of permeable brick . "piece Among the permeable bricks , 80% of the materials have been recycled and reused from construction waste. "The relevant person in charge of Chongqing Yisan Environmental Protection Technology Co., Ltd., which belongs to the Municipal Sanitation Group, introduced that in addition to construction waste, In addition to permeable bricks , it can also be used to regenerate construction materials for roads, high-rise buildings and other projects.
The reporter noticed that all kinds of construction waste were exhibited on the booth of the environmental health company affiliated to Chongqing Sanitation Group. Permeable bricks , curbstones and other 25 types. According to the Chongqing Sanitation Group, according to the requirements of the “Planning of Construction Waste Disposal Sites in Chongqing's Main Urban Area”, it is estimated that by 2020, the city will also build 3 construction waste treatment plants. Reaching 80%, it constitutes an inductive and environmentally-friendly industry that integrates construction waste treatment, treatment, and use.