In any case of inclosure in which it shall appear to the Inclosure Commissioners of England and Wales to be unnecessary that all or any of the allotments to be made under the award of the valuer acting in the matter of such inclosure should be fenced, it shall be lawful for the said Commissioners, by an order under their hands and seal, if they shall see fit to dispense with the erection of boundary and other fences, to direct that such allotments or any of them shall be distinguished be metes and bounds: Provided nevertheless, that any person interested in an allotment may at any time fence the same at his own expense.