Herrera–Loiola Wastewater Treatment Plant sewer
BUSINESS AREA:  Construction
PROJECT TYPE:  Hydraulic tunnels
START DATE:  10 / 1998
END DATE:  03 / 2000
CLIENT:  U.T.E. Herrera
LOCATION:  Guipúzcoa (Spain)
LENGTH:  2.684,00 m.
SECTION:  8 m²