Foundations and injections

Metropolitan South Diversion of Bilbao, Section 9A, Peñascal–Bolintxu (Bizkaia)

Main contractor: Ute Arnotegi (Lurpelan – Vda de Sainz)

Client and promoter: Intebiak (DFB)

Support work (anchored and gunned micropile wall) for tunnel outlet and abutments, within the new 9th section of the Metropolitan South Diversion of Bilbao.