The open procedure is aimed at awarding the execution of the works necessary for the "body" realization of the Ravenna Purifier Upgrading – 1st Excerpt.

The contract shall not be divided into lots.

Works necessary for the "body" realization of the Ravenna Purifier Upgrading – 1st Excerpt.

The works that are the subject of the contract can be summarized as follows:

- revamping of the secondary sedimentation section, necessary due to the deterioration of the civil structures and deterioration of the mechanical ones;

- installation of an ultrafiltration module fed by purified water taken from the tertiary sedimentation section which aims to reduce the consumption of drinking water used for the preparation of polyelectrolyte in sludge dewatering.

It should be noted that the development of the construction project and the as-built using BIM methodology is also included in accordance with document H11422DG00GS301 - BIM Information Specifications.

For the precise description of the works and activities summarized above, please refer to the Special Tender Specifications as well as to all further project and tender documents and documents.