Carte Postale Locomotive à vapeur T-1 du chemin de fer Baldwin-P

From www.railphotoexpress.biz: Built in 1946 by Baldwin Locomotive Works and the Pennsylvania Railroad for fast passenger service. This quoi a Four Cylinder Steam Locomotive 4-4-4. The Pennsylvania Railroad's 52 T1 class duplex-drive 4-4-4 steam locomotive introduction dans 1942 (2 prototypes) et 1945-1946 (50 production), vere their last steam locomotives built and their J'aime la controverse. They va faire de l'ambition, technologique sophisticated, powerful, presque, et uniquely streamlined by Raymond Loewy. However, they were prone to violent wheelslip both when starting and at speed, complicated to maintain, and expensive to run. The PRR vowed in 1948 to place diesel locomotives on all express passenger trains, leaving unanswered the question of whether the T1's flaws were solvable. However, a Spring, 2008 article in the Pennsylvania Railroad Technical and Historical Society Magazine revealed that the wheel-slip problème were caused by the failure to properly train engineers transitioning to the T1, resulting in throttle applications, which in turn 'wheel-slips on this very powerful locomotive most T1s, having been displaced by new diesels, were out of service by 1952. Toutes les locomotives valent sold for scrap between 1951 and late 1955. Copyright © 2000-2015 Stan Feldman