In 2022, Deutsche Bahn implemented scheduled weekend closures of Munich's central S-Bahn Stammstrecke for necessary infrastructure upgrades, causing significant service disruptions. These closures, which often required rail replacement buses and diverted routes, were part of long-term efforts to modernize the network and facilitate the construction of a second trunk line. For more details, visit muenchenunterwegs.de . S-Bahn-Stammstrecke: Sperrung am kommenden Wochenende