Project operation cooperation
Municipal sewage treatment plant
Reconstruction and Expansion Project (Phase III) of Changsha Huaqiao Sewage Treatment Plant
Project Scale:
Phase III 200,000 m3/d
Project Introduction:
The total scale of Huaqiao Sewage Treatment Plant is 560,000 m3/d, of which Phase I is 160,000 m3/d, Phase II is 200,000 m3/d, and Phase III is 200,000 m3/d. The Phase III expansion project adopts the A2O + advanced treatment process, mainly including fine screens, aerated grit chambers, gates, valves, pumps, high-efficiency sedimentation tanks, dosing systems (PAC, sodium acetate, PAM dosing systems), biological deodorization systems, silos, etc. The effluent water quality is controlled according to the Grade I standard of the "Main Water Pollutant Discharge Standards for Municipal Wastewater Treatment Plants in Hunan Province" (DB43/T1546-2018), and supporting projects such as tailwater pipes and rainwater engineering are constructed.
Project photo：
