The said lands described in the Schedule hereto shall, upon this Act coming into operation, subject to the proviso hereinafter contained, become and be vested in the Mayor, Councillors, and Burgesses of the Town of Onehunga, to be held by them upon trust as a general public reserve for water purposes, and to be by them laid out, managed, improved, and ornamented as they may think fit:
Provided that no portion of the said two acres shall be alienated by way of sale, mortgage, lease, or otherwise, and that it shall be at all times lawful for any person, either with or without cattle of any description, to pass and repass over the said lands to the springs known as Bycroft's Springs, and there to water such cattle or to take water therefrom free of charge.