| Chicago Burlington & Quincy Railroad 4-6-4 Class S-4 3000 at Philadelphia, Pennsylvania on an unknown day in September 1930, photograph by Baldwin Locomotive Works, Chuck Zeiler collection. Number 3000 was completed during September 1930 (c/n 61445) and sold for scrap in April 1955. The CB&Q ordered 12 4-6-4's, classed S-4, from Baldwin in 1930 (road #'s 3000-3011), and had one additional boiler built in 1935, which was shipped to the Q's West Burlington shops and used in the construction of S-4 3012. As built, the S-4's were equipped with Elesco-type feedwater heaters, operated at a boiler force of pressure of 250 psi, had cylinder dimensions of 25 inches by 28 inches, 78 inch drivers, had a tractive force of 47,700 pounds, and with the trailing truck booster cut in, it was increased to 59,400 pounds. |