If the Company so desire, all such last-mentioned Accommodation Works shall be constructed under the Superintendence of their Engineer, and according to Plans and Specifications to be submitted to and approved by such Engineer; nevertheless the Owners or Occupiers of Lands shall not be entitled to require either that Plans should be adopted which would involve a greater Expence than that incurred in the Execution of similar Works by the Company, or that the Plans selected should be executed in a more expensive Manner than that adopted in similar Cases by the Company.