Tenders Are Invited For Sewer Cleaning Services – Maintenance Of Sanitation And Rainwater Networks And Structures: Cleaning And Television Inspection (Itv)

Sewer Cleaning Services – Maintenance Of Sanitation And Rainwater Networks And Structures: Cleaning And Television Inspection (Itv). Cleaning And Camera Passage Of The Unitary Networks, Wastewater And Rainwater And Integrated Rainwater Management Structures Buried In The North Sector,Cleaning And Camera Passage Of Unitary Networks, Wastewater And Rainwater And Integrated Rainwater Management Structures Buried In The South Sector,Cleaning Of Lifting Stations And Special Works Of The Treatment Systems In The North Sector,Cleaning Of Lifting Stations And Special Works Of The Treatment Systems In The South Sector,Cleaning Of Lifting Stations And Special Works Of Treatment Systems With Difficult Access From The Northern Sector,Cleaning Of Lifting Stations And Special Works Of Treatment Systems With Difficult Access From The Southern Sector