TYBA ONLINE :: Subject: Excavator cleaning Treatment Unit River - UTR Arroio Fundo / Place: Jacarepagua neighborhood - Rio de Janeiro city - Rio de Janeiro state (RJ)

[+] sanitation, [+] aeration, [+] west zone, [+] excavator, [+] water treatment, [+] infrastructure, [+] valve, [+] public service, [+] treatment station, [+] Southeast Region, [+] water treatment station, [+] sewage treatment, [+] water treatment plant, [+] pipe, [+] treatment, [+] depollution, [+] filter, [+] filtering, [+] flotation, [+] basic sanitation, [+] water pollution