Amtrak is seeking Federal Railroad Administration (FRA) approval to retire fixed wayside signals as automatic block points on the Mid-Atlantic Division’s Philadelphia-to-Washington, line (a Northeast ...

THIS account of the development and details of the “block” system of railway signalling brings together a large amount of interesting information upon a method of regulating railway traffic which has ...

However, unless and until railroads properly register in the field, independently of office or crew determinations, the end of one train, therefore positively determining when one train has cleared a ...