Santa Catalina–Loiola Wastewater Treatment Plant sewer
BUSINESS AREA:  Construction
PROJECT TYPE:  Hydraulic tunnels
START DATE:  01 / 1998
END DATE:  11 / 1999
CLIENT:  Aguas Añarbe
LOCATION:  Guipúzcoa (Spain)
LENGTH:  665,00 m.
SECTION:  9 m²