Emergency repair case of large-diameter municipal butterfly valve in Guangzhou urban area
Municipal public works, urban water supply and drainage network operation and maintenance, urban water emergency repair

Emergency repair case of large-diameter municipal butterfly valve in Guangzhou urban area

The large-diameter butterfly valve of the main water supply pipeline on Guangzhou's urban main road is aging and leaking. During low peak water supply construction at night, the old valve has been removed, the new butterfly valve has been lifted and connected, and pressure testing and sealing have been completed to quickly restore water supply to the area and reduce the impact on people's livelihoods.