Lisbon Metro Circular Line Extension (Santos–Estrela)

Project overview

Lisbon Metro Green Line Circular (Santos-Estrela) - Metro in Lisbon, Portugal. 1.90 km, 2 stations (Estrela, Santos). 750V DC, CBTC. Total cost increased to EUR380M (incl. an additional EUR48M approved April 2026), up from earlier EUR331M/210-344M baselines. Status: under construction, delayed approximately 3 years 3 months from original schedule; now targeting opening in 2027.