Execution of Dry Weather Collectors (CTS) and interconnection to the Sanitary Sewage System (SES) in the Municipality of Rio de Janeiro (Block 2 – CEDAE), concession area of ​​Iguá Saneamento S/A. Dry weather collectors are units that collect sewage from stormwater collection networks during periods without rain sewage interception structure in rainwater galleries and in watercourses that receive sewage in natura, followed by coarse material grating units , and referral to the nearest sewage treatment station, through collectors, pumping stations and discharge lines. These units are built in places without sewage collection networks, being executed mostly in areas of communities or surroundings.


Rio de Janeiro / Rio de Janeiro / Brasil


06/01/2023 to 02/01/2025

Technical information

26 Dry top collectors
2 Sewage Pumping Stations
3580 meters of sewage collection networks
1192 meters of discharge lines

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