SUPPLY OF EQUIPMENT, INSTRUMENTS, ACCESSORIES, SPARE PARTS, AND EXPANSION JOINTS

GCB

Société Nationale de Génie Civil et Bâtiment

Filiale SONATRACH

Direction Traitement des Eaux

lot 02 HAY COMMUNAL DAR EL BEIDA W. Alger (Algérie)

Tel : 028.23.09.49 Fax : 028.23.09.51

Email : juridique.dwt@gmail.com/jur.dwt@gcb.dz

NIF : 000 035 072 294 694

NATIONAL AND INTERNATIONAL OPEN INVITATION TO TENDER

N° 11/JUR/EXP/DTE/GCB/2026

GCB Company- Water Treatment Directorate, issues a national and international Open  invitation to tender regarding:

SUPPLY (BY BATCH) OF EQUIPMENT, INSTRUMENTS, ACCESSORIES, SPARE PARTS, AND EXPANSION JOINTS FOR THE CAP BLANC – ORAN SWRO PLANT

BATCH 01: Instrumentation, analysis, and control-command systems

BATCH 02: Electrical and electromechanical equipment

BATCH 03: Mechanical components, valves, and hydraulic accessories

BATCH 04: Spare parts for air compressors

Project site: CAP BLANC ORAN DESALINATION PLANT

The tender documents can be withdrawn from GCB, Water Treatment Directorate, located at Lot 02, HAY COMMUNAL DAR EL BEIDA, ALGER Province, upon publication of this notice in BAOSEM, upon presentation of proof of payment of the following amount:

For local tenderers :

Five Thousand (5 000.00) Algerian Dinars, non-refundable (payable to GCB DTE), to the following bank account:

RIB No. 002 00111 1112200294 53, BEA Boumerdes Branch 111, located at Block A, OUED TATAREG, BOUMERDES.

For foreign tenderers :

Fifty Euros (50.00 Euros), non-refundable (payable to GCB DTE), to the following bank account:

IBAN No. 002 00082 821 200 001192, BEA Rouïba Branch, located at Route de AIN TAYA, ROUIBA.

Companies excluded from the GCB and Sonatrach Group procurement processes are not eligible to participate in this tender.

The tender process will be conducted in a single stage, with simultaneous submission of the technical and financial offers.

Only tenderers whose technical offers comply with the requirements of the tender documents will be invited to the financial offer opening.

The technical offer must not, under any circumstances, contain any reference to prices.

The contract will be awarded to the tenderer submitting the lowest price offer.

The technical and financial proposals, constituting the tender submission, must be placed in separate sealed inner envelopes, one for each batch, and then placed inside a single, sealed, unmarked outer envelope bearing the following information:

APPEL D'OFFRES NATIONAL ET INTERNATIONAL OUVERT N° 11/JUR/EXP/DTE/GCB/2026.

Projet : FOURNITURE PAR LOTS D’ÉQUIPEMENTS, INSTRUMENTS, ACCESSOIRES, PIÈCES DE RECHANGE, JOINTS DE DILATATION POUR LA STATION SWRO DE CAP BLANC – ORAN

Lot N° : ……………………………………….

<< A NE PAS OUVRIR >>.

Offers must be submitted exclusively to the following address: lot 02 HAY COMMUNAL DAR EL BEIDA W. Alger (Algérie)

The deadline for obtaining, preparing, and submitting offers is Thirty (30) Days as of the date of publication of this notice in the BAOSEM

The final date and time for offers’ submission (technical and financial offers) is the last day of the offer preparation period.

If this date coincides with a public holiday or a statutory day off, the offer preparation period will be extended to the following working day.

The date and time of the offer opening (for the technical offers) will be public and will take place at Headquarters of the Water Treatment Directorate, Wilaya of Algiers, in the presence of the tenderers, who will be notified accordingly.

Technical offers must be accompanied by a submission bail in the amount of

150 000.00 DA for Batch No. 01;

100 000.00 DA for Batch No. 02;

200 000.00 DA for Batch No. 03;

30 000.00 DA for Batch No. 04;

Or:

 1 000 USD/EUR for Batch No. 01;

 600 USD/EUR for Batch No. 02;

 1 400 USD/EUR for Batch No. 03;

 150 USD/EUR for Batch No. 04.

Tenderers will remain bound by their offers for a period of One Hundred and Eighty (180) days, with an additional extension of Thirty (30) days as of the date of the technical offers’ opening.