2
1. Tai Hang Tung underground flood storage tank in Sham Shui Po. 2. Underground sewage treatment works in Stanley, constructed in a cavern.
3. Part of the North Point-Wan Chai section of the Harbour Area Treatment Scheme's Deep Sewage Tunnel.
2
1. Tai Hang Tung underground flood storage tank in Sham Shui Po. 2. Underground sewage treatment works in Stanley, constructed in a cavern.
3. Part of the North Point-Wan Chai section of the Harbour Area Treatment Scheme's Deep Sewage Tunnel.