As regards land in England or Wales, a compulsory purchase order under this Act may provide that section 77 of the M1Railways Clauses Consolidation Act 1845, and sections 78 to 85 of that Act as originally enacted and not as amended for certain purposes by section 15 of the M2Mines (Working Facilities and Support) Act 1923, shall be incorporated with section 39 of this Act, subject to such adaptations and modifications as may be specified in the order.