Since 1994, Nanning has built a Lang east sewage treatment plant phase, the two phase of the project, the Jiangnan wastewater treatment plant project. Today, Nanning City, the daily sewage treatment capacity increased to 440 thousand cubic meters, the sewage treatment rate of more than 80%. With the three phase of the project, the East sewage treatment plant completed by the end of the year, Nanning City centralized sewage treatment rate will reach more than 85%, around Wuming, Hengxian, Binyang three counties of the county centralized sewage treatment rate reached more than 65%, the other three municipal county urban centralized sewage treatment rate reached more than 50%.
Sewage treatment to reduce pollution
In April 7th, the reporter walked into the Lang east sewage treatment plant, here trees, fragrant flowers, like a big park. Staff introduction, here is a beautiful environment of the treated sewage irrigation out of the. In addition, the remaining sludge can also be treated as fertilizer. Lang east sewage treatment plant has a very high degree of automation. Into the plant, only to see the machine running, the sewage purification, but, but almost invisible to the staff. They are "hidden" in the control room, with the computer control of the whole factory, as long as the click of a mouse, you can control every aspect of sewage treatment work.
Lang east sewage treatment plant responsible person told reporters that the water has the ability to self clean, but more than water pollutants can bear the load, so the water quality will be worse. They used the traditional activated sludge treatment process to purify water for microbial, does not add any chemicals, the treated water discharged to Zhupaichong, then from Zhupaichong into the Yongjiang River, to a certain extent, ease the dilution of natural water Yongjiang, reduce the pollution to the environment.
The completion of the three phase of the project, the east end of the sewage treatment plant
At present, Nanning City, the two sewage treatment plants bear sewage treatment tasks in different city, Jiangnan sewage treatment plant is responsible for processing, Jiangnan District, XiXiangTang District sewage treatment task open area district. But Lang east sewage treatment plant is mainly responsible for the processing of Zhupaichong River - Lake sewage treatment tasks, including green and Xingning two city.
With the rapid development of Nanning City, east area, the original plan has not kept up with the needs of the development of. On the East, Fengling area, planning the original population is 160 thousand people, has now increased to 340 thousand. Increase in population, resulting in sewage discharge in the original planning data increased by 80 thousand cubic meters per day. So, Lang east sewage treatment plant originally planned 200 thousand cubic meters per day sewage treatment capacity has been unable to meet the demand, an urgent need to increase sewage treatment capacity.
April 7th afternoon, the reporter saw at the Binhu road is located in the Delang East sewage treatment plant project phase three construction site, workers are busy on site. Site supervision of the construction of the Guangxi city Water Service Company, a staff member told reporters that now is the foundation pit excavation and pile foundation construction work, has completed the excavation of 37 thousand cubic meters of earth. To be completed by the end of the year, the duration is very tight.
A number of sewage treatment plant completed and put into operation in three years
The reporter learned from the Guangxi city Water Service Company, at present, Nanning sewage treatment rate of 80%, sewage pipe network pipeline area is not perfect, two kinds of water flowing through the Nanning into three Yongjiang water outflow, in order to change this situation, Greentown water off a sewage treatment facility construction "battle", the Jiangnan wastewater treatment plant project phase two, Lang east sewage treatment plant project phase three, five county sewage treatment plant project (Wuming, Binyang, Hengxian, Masan, Shanglin) and other sewage treatment project is being carried out.
In addition, the total investment was 76 million 120 thousand yuan and 90 million yuan in Nanning three, five Tang like a sewage treatment plant is also tense in preparation, three ponds, five as scale construction of a sewage treatment plant was 20 thousand cubic meters and 50 thousand cubic meters / day / day. Three Tong sewage treatment plant will be completed by the end of 2011, five, such as sewage treatment plant will be completed by the end of 2012. These projects completed and put into operation, Nanning City daily sewage treatment capacity can be increased to about 80 tons, sewage treatment rate of nearly 100%, the basic can meet the needs of urban sewage.
In the construction of sewage treatment plants at the same time, also supporting the construction of the urban sewage pipe network, so that urban sewage is effectively collected to ensure the normal operation of the sewage treatment plant.
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