The consultant, along with advice on construction and layout, also recommended an architect, Louis Sullivan.

In 1807, Thomas Telford was asked for advice on construction and planning, and produced a detailed plan, which was carefully followed until the work was completed.

Web sites offering advice on construction explosives are labelled as "Refused Classification" in Australia, as it is deemed to violate "all acceptable community standards".

He also gave advice on construction of the Central Asian and Trans-Siberian Railways and consulted Sven Hedin on his projected journey to Siberia.