2-8-8-4 2-8-8-4 A 2-8-8-4 steam locomotive, under the Whyte notation, has two leading wheels, two sets of eight driving wheels, and a four-wheel trailing truck. The type was generally named the "Yellowstone", a name given it by the first owner, the Northern Pacific Railway, whose lines run near Yellowstone National Park. Seventy-two Yellowstone-type locomotives were built for four U.S. railroads. Other equivalent classifications are: The equivalent UIC classification is, refined for Mallet locomotives, (1′D)D2′. A locomotive of this length must be an articulated locomotive, and each 2-8-8-4 had a joint in the frame between the first and second groups of driving
How 2 was featured on the "30 Years of CITV" documentary that aired on ITV on 29 December 2012 and featured interviews with Dinenage and Jones. The last episode of the series was a 30th anniversary special. Before that, there was "The Best of How 2" which aired on 18 August 1997. There was no series aired in 1998 but there was a spin-off series called "How Goes 2", which aired from 25 February to 15 April 1998. The series focused on Fred and Gareth going to different places each week, and the 8 shows featured segments from the first 6 year