Watch Live: Phnom Penh Flood Prevention and Drainage Improvement Project, Phase 4, includes the installation of a 12.6 km sewerage network, the construction of an underground water reservoir and the construction of a pumping station, and the installation of an automatic mechanical bar to collect garbage in front of the drainage system at Chaktomuk Pumping Station will provide 2 mobile pumping vehicles. The project will cost about $ 30 million in grants from the Japanese government and people.