16. —The proviso to section four of the Locomotive Act, 1861, in its application to Scotland is hereby repealed, and in lieu thereof it is enacted as follows:—

Provided that the regulation of weight herein mentioned shall not extend to any wagon carrying only one block, plate cable, roll, vessel of stone or metal, or other single article being of greater weight than sixteen tons, but the fellies, tires, or shoes of such wagon shall not be less than eight inches in breadth, and any damage arising from the user of any such wagon shall be deemed to be damage caused by excessive weight within the meaning of section fifty-seven of the Roads and Bridges (Scotland) Act, 1878.