William Bouch

William Bouch (; 1813–1876) was an English railway engineers, who is famous for the steam locomotives he designed for the Stockton and Darlington Railway. In 1860, Bouch designed the first British standard gauge locomotives to use a 4-4-0 wheel layout which had earlier become popular in the United States.
Career.
William Bouch was apprenticed to Robert Stephenson and Company and later served in the Russian Navy. He became Locomotive Engineer of the Stockton and Darlington Railway in 1840.
Saltburn class locomotives.
These 4-4-0 locomotives were designed by William Bouch for the Stockton and Darlington Railway. They were built by Robert Stephenson and introduced in 1862. Leading dimensions were: Driving wheels, 7 ft 0½in; grate area, 12¾ square feet; total heating surface, 1053 square feet; weight, 46 tons. 
 They passed to the North Eastern Railway in 1863.
Family.
William was a brother of Sir Thomas Bouch.
Preserved locomotive.
One of Bouch's locomotives survives - NER '1001' Class No. 1275.