 Rubidge, also working on Bethune's lock system, to examine routes from Cobourg to Rice Lake.In 1832, Rubidge returned a proposed route running through several valleys from D'Arcy Street in Cobourg northward to the docks at Sully.On 6 March 1834 the Cobourg Rail Road Company was chartered to build the line within set times, and given an initial grant of 10,000 pounds to start the work.