Supply of supplies for sewage management and sanitation management
The process of modifying the covered drainage network in the area
The process of covering part of the Shabasia bank
Maintenance operation of a unit with a 1 m³/s feeder
Maintenance and cleaning of uncovered drains
Replacement and renewal of the covered drainage network
Water purification plant repair process
Open drainage maintenance process in engineering
Installation of water, drainage and air network
Implementing water runoff treatment works
