_Tenth._ In the measurement of the passenger decks and of the lowest passenger deck, the space occupied by that part of the personal baggage of the steerage passengers which the inspector permits to be carried there shall be included, and also on whatever deck located, commodious and suitable dining rooms, lounging rooms, smoking rooms, lavatories, toilet rooms, and bath rooms: _Provided_, That— (_a_) The space in any place appropriated to the use of steerage passengers in which they sleep shall not be less than eighteen superficial feet in the case of the lowest passenger deck and fifteen superficial feet in the case of a passenger deck. (_b_) Each space so included in the measurement must be clearly marked to the satisfaction of the inspector as being exclusively appropriated for the use of the steerage passengers. _Eleventh._ Each separate compartment in which steerage passengers are berthed shall be conspicuously marked, showing the total area of such compartments. (Aug. 2,1882; Dec. 19, 1908.) In every such steamship or other vessel there shall be a sufficient number of berths for the proper accommodation as hereinafter provided, of all such passengers. There shall not be on any deck nor in any compartment or space occupied by such passengers more than two tiers of berths. The berths shall be properly constructed, and be separated from each other by partitions, as berths ordinarily are separated, and each berth shall be at least two feet in width and six feet in length; and the interval between the floor or lowest part of the lower tier of berths and the deck beneath them shall not be less than six inches, nor the interval between each tier of berths, and the interval between the uppermost tier and the deck above it, less than two feet six inches; and each berth shall be occupied by not more than one passenger over eight years of age; but double berths of twice the above-mentioned width may be provided, each double berth to be occupied by no more and by none other than two women, or by one woman and two children under the age of eight years, or by husband and wife, or by a man and two of his own children under the age of eight years, or by two men personally acquainted with each other. All the male passengers upwards of fourteen years of age who do not occupy berths with their wives shall be berthed in the fore part of the vessel, in a compartment divided off from the space or spaces appropriated to the other passengers by a substantial and well-secured bulkhead; and unmarried female passengers shall be berthed in a compartment separated from the spaces occupied by other passengers by a substantial and well-constructed bulkhead, the opening or communication from which to an adjoining passenger space shall be so constructed that it can be closed and secured. Families, however, shall not be separated except with their consent. Each berth shall be numbered serially, on the outside berth-board, according to the number of