This project involved the construction of a 1000 m of ceramic pipes and 2000 m of pre-constructed concrete piles for sewage disposal within the minicipalities of Marousi and Gerakas.

There were also placed 400 m of concrete pre-consrtucted pipes using the method of micro-tunneling, including the beginning and end shafts (10 pairs)

In addition, 100 sewage shafts were constructed