Tenders of Office National Assainissement

Wastewater Sanitation Works in Chaabene City in El Mourouj in Ben Arous Governorate

Execution studies (apd and Dao) for the study to improve the hydraulic operation of the North Lake belt canal and for the control of spills into the lake: Lot: Tunis lifting station

La Réhabilitation Et Extension De La Station D’épuration De La Ville De Bizerte 

The acquisition of tires for rolling stock from ONAS

The Study Up to the Level of Tender Files for the Extension and Rehabilitation of the Primary Wastewater Sanitation Network of Sidi Hassine in the Governorate of Tunis and the Watershed of the Wastewater Pumping Station of B 'jaoua in Oued Ellil in Manouba Governorate

Execution Study for the Rehabilitation, Renovation, Improvement of Performance with Installation of Tertiary Treatment Units and Individual Photovoltaic Power Plants for Each of the Wastewater Treatment Plants of Menzel Témime, Boussalem, Teboursouk, Testour, Nefza, Zaghouan and Agareb

Rehabilitation and extension works of sanitation networks in the governorate of Tunis: Supply, transport and installation of pipes and construction of civil engineering works - Framework contract.

Supply, loading, transport and unloading of PVC and HDPE pipes for the execution of extension works of sanitation networks in the towns of Menzel Bourguiba, Tinja, Mateur and the rural localities of Borj Essebai and Naffet at the site of the Menzel Bourguiba Wastewater Treatment Plant In Bizerte Governorate

Renovation Work on the Existing Sanitation Network at Rue Tourbet El Bey Delegation of La Medina in the Governorate of Tunis

Wastewater Connection Works From the Military Barracks to the Public Sanitation Network in the City of Medjez El Bab