in Cooperation With Hidroprojecto - Consultores De Hidráulica e Salubridade, Sa.   Boavista Complex's Water Treatment Station, Coimbra - Águas do Mondego Fontainhas Water Treatment Station Improvement Olivais' Elevatory Station Elevatory Station - Castelo de Bode Water Treatment Complex of Asseiceira - Expansion Jovim's Dam Pumping Station Fagilde's Dam Observation Post Vila Franca de Xira Elevatory Station - Expansion Water Pumping Station - Vila Fria Water Treatment Station - Pinhel Water Pumping Station - Barcarena Water Pumping Station - Amadora Water Pumping Station - Abrantes Water Treatment Station - Abrantes Water Pumping Station of Mosqueira e Bemparece - Algarve Water Treatment Complex - Alcantarilha Water Treatment Station in Tavira Residual Water Treatment Station of Vila Nova de Gaia's Undersea Sewage Transporter Chlorination Station in Vila Franca de Xira Elevatory Station of Santa Cruz- Madeira Elevatory Station of Ribeira Da Boaventura - Madeira Elevatory Station of Livramento – Madeira Machico's Water Treatment Station - Madeira - Expansion and Improvement Water Pumping Station of Loulé – Algarve Water Pumping Station of Farrobo – Algarve Water Pumping Station in Estoi – Algarve Residual Water Treatment Complex of Praia Da Vitória – Açores Taipa's Residual Water Treatment Station – Macau Residual Water Treatment Station - Portalegre Machico's Water Treatment Station - Madeira Water Pumping Station - Torres Vedras Cacela's Water Pumping Station – Algarve Epal - Water Pumping Station - Torres Vedras Epal - Water Pumping Station - Alenquer Water Treatment Station Beira – Moçambique Luanda’s Water Provision Reinforcment Epal - Water Treatment Complex of Asseiceira Epal - Vila Franca de Xira Elevatory Station

2006 2003/06 2002/03 2000/01 2000/01 1998 1997/98 1997 1997 1997 1997 1997 1997 1997 1996 1996 1994/96   1995 1995 1995 1995 1995   1995 1994 1994 1994 1994 1994 1994 1993 1992 1987/88 1987/88 1987/88 1987/88 1986 1977/80 1976/79