SD45 946 and SW1500 344 by Frisco.org Posted on November 16, 2015 SD45 946 and SW9 314 SD45 946 and SW1500 344 at Memphis, Tennessee (date unknown) (Steve Gartner). This entry was posted in Slides and tagged 344, 946, Electro-Motive Division, SD45, SW1500. Bookmark the permalink.