Henry George Clopper Ketchum (February 26, 1839 – September 8, 1896) was a railway engineer and businessman in maritime British North America and later Canada.
That same year, the college released engineering students to gain practical experience working in railway construction during the summer.
[a] The viaduct consisted of eleven spans atop wrought iron and stone pillars as high as 150 feet (46 m), and was built with a curve radius of 30 chains.
[5] After completion of his São Paulo projects, Ketchum travelled to London, where he was granted a prize of £500 "in testimony to his ability as an engineer and his integrity and zeal as agent.
He was assigned to construction of a line from Painsec Junction east of Moncton to the border of Nova Scotia at the Missaguash River.
[3] Controversy erupted when the Premier of New Brunswick, Albert James Smith, insisted that the line follow a circuitous route to pass through his hometown of Dorchester.
[3] In 1869, Ketchum was hired as chief engineer on construction of the New Brunswick Railway's line from Fredericton to Edmundston, a track length of 170 miles (270 km).
[2] Nonetheless, in 1881 Ketchum surveyed the isthmus at his own expense, and presented his results to the new Canadian government's Minister of Railways and Canals, Charles Tupper.
The Ketchum Memorial Medal was designed by the Allan Wyon Company of London, England, in the spring of 1897, and was first awarded that year.
[9] The stone arch bridge constructed near Tidnish Cross Roads for the Chignecto Marine Transport Railway was listed on the Canadian Register of Historic Places in 1985, and stands to this day.