In these works, conditioning works and full installations of the stations of Carmel, La Taixonera and Vall d’Hebrón were carried out, including the inter-station junction pits of Line 5 of the Underground Metro of Barcelona.

The scope of the works carried out by Suris, S.L. covers the following: Electrical installations of medium voltage, low voltage, decorative lighting and safety, fire detection and protection, ventilation and climatization, communications, CCTV, public address system, telephone system and intercom, toll system, vendor ticket barriers, systems of digital transmission, telephone systems, radio communications, optical fiber, longitudinal copper cable, and railway signalling.