Brush Traction to refurbish LU’s Piccadilly Line fleet October 19, 2015 | Europe News Transport for London (TfL) has awarded a GBP6.5-million contract to UK-based Brush Traction, to refurbish train motors for the Piccadilly Line, which is the fourth busiest line in the London Undergrou... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password