Is Metro Line 4 from Gare de l'Est to Gare Montparnesse running on 26 July at 13:00? By | July 24, 2018 | in Vote Up 0 Vote Down Answered Public Public Private Questions Anonymous asked July 24, 2018 1 answer Vote Up 0 Vote Down Public Ben ⋅ Staff ⋅ July 25, 2018 Metro line 4 should be running between Gare de l'Est and Montparnasse on July 26. There's no scheduled maintenance then. #1 Please login or Register to Submit Answer Username or Email Address Password Remember Me