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 ...

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 ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Railroad track signals are part of ...