Construction of pens
15.—(1)  Pens shall be constructed to the satisfaction of the Inspector, and shall not exceed 10 feet in length and nine feet in breadth. The stanchions of each pen shall be securely fastened to the deck or floor by means of iron sockets or otherwise.
(2)  The materials used in the construction of the pens shall be of a substantial character, sufficient to withstand the action of the weather and to resist the weight of the cattle thrown against them.