Type of work: The first Stage of Preliminary Studies, the Projects of Collecting Networks, Pumping Stations and pipelines of the Master Plan and of the Works of the First Stage. Bidding documentation of the latter. 

The works to be carried out consist of the preparation of a Sewage Master Plan (Collection Networks, Pumping Stations, Conduction and Treatment Plant) and Executive Design of the 1st stage works. Their implementation comprises 5 stages which are: 1) Preliminary Studies (compilation of information, studies, design parameters and identification of alternatives); 2) Selection of alternatives (health pre-designs, environmental, economic and management studies, payment capacity survey); 3) Master Plan and sanitary hydraulic designs of the selected alternative; 4) Executive Project of 1st stage works; 5) Bidding Documentation.