Germany, Dec. 8 -- Siemens Mobility and SBS Transit have announced the extension of the ongoing Long-Term Service Support (LTSS) contract for the signaling system of Singapore's Downtown Line (DTL), one of the world's most reliable metro systems and a key element of the city-state's high-capacity public transport network. The outcome-based agreement runs for 22 years, from January 1, 2026, until December 31, 2047, and covers obsolescence treatment, technology refresh and upgrades, including security-related measures. The fully automated metro line spans around 44 kilometers with 37 stations.The new contract builds on an LTSS arrangement awarded in May 2024, which covers spares support, technical support and obsolescence monitoring. Together...