Tenders of Office National Assainissement

Mission of Independent Experts for the Settlement of Disputes for the Sanitation Service Concession Project in the Perimeters of Southern Tunisia - Lot 2

Appointment of Lawyers or Law Firms for the Representation of ONAS Before the Courts and Judicial Bodies for the Years 2024, 2025 and 2026.

Rehabilitation Works on Sanitation Networks in the City of Bouaarada in the Governorate of Siliana and Rehabilitation of Sanitation Networks and Pumping Stations in the Cities of Kef and Services in the Governorate of Kef - Supply, Transport and Installation of Pipes and ancillary works & Civil engineering and pumping station equipment

Maintenance and Repair of Hydraulic Structures and Rehabilitation of Electromechanical Equipment of Two Wastewater Treatment Plants in the Cities of Korba and Haouaria in the Governorate of Nabeul.

Extension works of the sanitation networks in the delegations of Sidi Hcine, Hrayria, El Omrane, La Marsa, Jbel Jloud and El Menzah in the governorate of Tunis

Technical Assistance Mission for the Implementation of the Environmental and Social Management Plan of the Project for Improving the Quality of Purified Wastewater for Better Resilience to Climate Change "Paqee-rcc"

Rehabilitation Work on the Ben Arous Clustered Wastewater Treatment Plant

Acquisition of sanitation equipment and materials

Extension Works on Sanitation Networks and Construction of a Wastewater Pumping Station in the City of Zaghouan - Supply, Transport and Installation of Pipes and Ancillary Works and Pumping Station Equipment

Execution Study for Wastewater Sanitation of Localities in the Governorates of Mannouba, Jendouba and Sousse and Their Connections to Existing Steps