![Seattle Transit Blog on Twitter: "These Siemens S700 cars each went through 300+ hours of burn-in testing before being certified to run. Only a few have been certified so far." / Twitter Seattle Transit Blog on Twitter: "These Siemens S700 cars each went through 300+ hours of burn-in testing before being certified to run. Only a few have been certified so far." / Twitter](https://pbs.twimg.com/media/E1X-lNxVIAIF-SK.jpg)
Seattle Transit Blog on Twitter: "These Siemens S700 cars each went through 300+ hours of burn-in testing before being certified to run. Only a few have been certified so far." / Twitter
![Sound Transit debuts spacious new Siemens S700 light rail vehicles in revenue service :: NPI's Cascadia Advocate Sound Transit debuts spacious new Siemens S700 light rail vehicles in revenue service :: NPI's Cascadia Advocate](https://www.nwprogressive.org/weblog/wp-content/uploads/2021/05/MAY21-Front-View-Siemens-S70-500x375.jpg)
Sound Transit debuts spacious new Siemens S700 light rail vehicles in revenue service :: NPI's Cascadia Advocate
![Sound Transit debuts spacious new Siemens S700 light rail vehicles in revenue service :: NPI's Cascadia Advocate Sound Transit debuts spacious new Siemens S700 light rail vehicles in revenue service :: NPI's Cascadia Advocate](https://www.nwprogressive.org/weblog/wp-content/uploads/2021/05/MAY21-Siemens-S70-On-Siding.jpg)