. >> reporter: kristen declair says she can't decide yet whether things are better. >> reporter: it's kind of hard to say yet. >> we've been waiting a long time and certain rides were really hard. >> reporter: thmetro said they were able to get three years' worth of work done in just one year. they replaced so many rail ties that you could stack them as high as the washington twice. another state metroes. metro's gm says they had to sell safetrack to a host of one-on-one figures. they wondered about it all. do you think safetrack is work sng. >> i think we don't know enough about it. i think the metrics should be easy to digest. >> reporter: a smoother ride, fewer track fires, delays and disruptions. as riders on the orange and silver line, the place where all the safetrack work started, deal with yet more safetrack-related delays, there are still questions that remain. >> you never know, like, i walk down here and i'm like, is it going to be 10 minutes or is it going to be 2 minutes? there's no real consistency. >> reporter: at the station, adam tuss, news4. metro is cn that's months