Section 5
SEC. 5. Whenever it is decided by the Philippine Commission that said slipway or marine railway, or the machinery, appliances, or auxiliaries thereof, constitute an interference with the free or convenient navigation of the Iloilo River or flint the space occupied by said slipway or marine railway, or by the machinery, appliances, or auxiliaries thereof, is necessary for the improvement of the river or harbor or for the protection or convenience of navigation, it shall be the duty of Clio Hang Lin, his lessees, grantees, or successors in interest, to remove within the lime to be specified by the Consulting Engineer to the Commission any part or portion of said slipway or marine railway, or the machinery, appliances, or auxiliaries of said slipway or marine railway, constituting an interference with the free or convenient navigation of the Iloilo River, or occupying space necessary for the improvement of the river or harbor or for the protection or convenience of navigation.