Abstract :
This paper covers the electrification program of the Pennsylvania Railroad as recently announced and consists of a brief explanation of the reasons for the decision to embark on this electrification program, a review of the operating experiences leading up to the present designs used on the railroad, of catenary and transmission circuits, substation layout and types of equipment, as well as a description of the progressive steps of electric locomotive design which preceded the development of the electric locomotives to be used in this program, and concludes with a brief resume of the points that should be given attention in applying an electrification to a stretch of railroad.