Section 63. Rooms, Lighting and Ventilation of
Description
This section is from the book "The Building Code Of The City Of Boston", by City of Boston Building Department. Also available from Amazon: Building Code of the City of Boston.
Section 63. Rooms, Lighting and Ventilation of
Par. 1. - In every tenement house hereafter erected there shall be in each room, except water-closet compartments and bath rooms, windows of a total area of at least one eighth the floor area of the room and not less than eleven square feet in area, opening directly on a street or public alley or open passageway not less than fifteen feet wide or upon a yard or court of the dimensions hereinbefore specified, or upon a railroad right of way, cemetery or public park; and such windows shall be located so as properly to light all parts of the room. The top of at least one window shall be not less than seven feet six inches above the floor, and the upper half of it shall be made so as to open the full width.
Alcoves
Par. 2. - Every alcove in every tenement house hereafter erected shall be provided with an opening into a room, such opening to be equal in area to eighty per cent of that side of the alcove in which the opening is located; and the alcove shall have at least one window of not less than fifteen square feet of glazed surface opening as provided in this section.
[1921, c. 289, sect. 13.]
Section 64. Size of Rooms
Par. 1. - In every tenement house hereafter erected all rooms, except water-closet compartments and bath rooms, shall be of the following minimum sizes: In each apartment there shall be at least one room containing not ess than one hundred and twenty square feet of floor area and provided with a chimney flue and thimble, except where said room is furnished with heat from a central heating apparatus, and every other room shall contain at least seventy square feet of floor area. Each room shall be in every part not less than eight feet high from the finished floor to the finished ceiling; provided that only one half of an attic room need be eight feet high. No portion of a room in any such tenement house shall be partitioned off so as to form a room not conforming to the provisions of sections sixty-three and sixty-four, or so as to form an alcove not conforming to sections sixty-three and seventy.
[1921, c. 289, sect. 14.]
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