Repair of covered sewer lines
Water motor supply process
Replacement and renewal of water tank supply lines
Replacement and renovation of sewage pumping stations
Replacement and renewal of high pressure pumps
Replacement and renovation of wells at the Skadra desalination plant
Replacement and renewal of high-pressure pipes at North Sinai stations
Periodic replacement and renewal of desalination membranes
Water treatment plant maintenance process
Wastewater treatment plant maintenance and operation process
