SpainEngineering servicesOpen Preliminary design for the Rioseco drinking-water plant expansion Consorcio para el Abastecimiento de Agua y Saneamiento en el Principado de Asturias Submission deadline November 9, 2026 at 10:59 PM UTC Contract value €251,585.91
SpainWater and sewer constructionOpen Water and sewer works at the Pinzales chamber and Pinzales–Mareo branch Consorcio para el Abastecimiento de Agua y Saneamiento en el Principado de Asturias Submission deadline November 9, 2026 at 10:59 PM UTC Contract value €6,375,957.12