3.7.4.

(1) Except as permitted in Sentence (3), each building situated on property that abuts on a street in which a public or municipal water main is located shall be provided with or have accessible to its occupants a plumbing system including a potable water supply, a sanitary drainage system and plumbing fixtures.

(2) When the installation of a sanitary drainage system is not possible because of the absence of a water supply, sanitary privies, chemical closets or other means for the disposal of human waste shall be provided.

(3) Plumbing fixtures need not be provided in a building that is not normally occupied by persons where such installations are impractical and other fixtures are available in nearby buildings when the subject building is in use.

(1) For the purposes of this Subsection, the occupant load shall be determined in accordance with the provisions in Subsection 3.1.17. except that in a Group D occupancy, the area per person shall be 14 m².

(2) Except as provided in this Subsection, water closets shall be provided for each sex assuming that the occupant load is equally divided between males and females, unless the proportion of each sex expected in the building can be determined with reasonable accuracy.

(3) Except as provided in Sentence (4), urinals are permitted to be substituted for water closets required by this Subsection for males and may be counted as water closets provided the number of urinals is not more than,

(a) one fifth of the required number of water closets in hospitals and nursing homes, and

(b) two thirds of the required number of water closets in any other occupancy.

(4) If only 2 water closets are required for males, one urinal is permitted to be substituted for one of the water closets.

(5) Except as required in this Subsection, at least one lavatory shall be provided in a room containing one or 2 water closets or urinals, and at least one additional lavatory shall be provided for each additional 2 water closets or urinals.

(6) Wash fountains in circular or straight trough form are permitted to be provided in lieu of required lavatories provided each 500 mm of circumference or trough length is considered to be the equivalent of one lavatory.

(7) Except as permitted by Sentence (8) and Sentence 3.8.3.12.(2)v1, if only one universal toilet room is provided in accordance with Section 3.8., the water closet in this room shall not be considered in determining the number of water closets required by this Subsection.

(8) Both sexes are permitted to be served by a single water closet if the occupant load is not more than 10 persons in,

(a) an assembly occupancy referred to in Article 3.7.4.3. except for,

(i) elementary and secondary schools,

(ii) child care facilities,

(iii) places of worship, and

(iv) undertaking premises,

(b) a residential occupancy referred to in Article 3.7.4.6.,

(c) a business and personal service occupancy referred to in Article 3.7.4.7.v1, and

(d) an industrial occupancy referred to in Article 3.7.4.9.v1

(9) Any shelf or projection above a lavatory shall be located so that it will not be a hazard.

(10) Except for dwelling units, lavatories required by Sentence (5) shall be equipped with faucets that,

(a) operate automatically, or

(b) have lever type handles that do not close under spring action.

(1) Except as permitted by Sentences (2) to (16) and Sentence 3.7.4.2.(8)v1v2, the number of water closets required for assembly occupancies shall conform to Table 3.7.4.3.A.

(2) Except for motion picture theatres, the number of water closets required for Group A, Division 1 occupancies shall conform to Table 3.7.4.3.B.

(3) The number of water closets required shall conform to Table 3.7.4.3.C. for,

(a) motion picture theatres,

(b) Group A, Division 3 occupancies,

(c) Group A, Division 4 occupancies, and

(d) outdoor pools.

(4) Except as provided in Sentences (6) and (7), the number of water closets required for dining rooms, restaurants and cafeteria shall conform to Table 3.7.4.3.D.

(5) The number of water closets required for establishments used primarily for the consumption of alcoholic beverages that provide limited or no food service shall conform to Table 3.7.4.3.E.

(6) In every dining room, restaurant, cafeteria and alcoholic beverage establishment having more than 40 seats, separate sanitary facilities shall be provided for employees, in addition to facilities provided for patrons, and the number of water closets and lavatories required shall conform to Table 3.7.4.3.F.

(7) Except as provided in Sentence (8), in every dining room, restaurant, cafeteria and alcoholic beverage establishment having not more than 40 seats, patrons are permitted to share the sanitary facilities provided for employees, and the minimum number of water closets and lavatories shall conform to Table 3.7.4.3.D. based on,

(a) a male occupant load of 50% of the number of seats plus the number of male employees, and

(b) a female occupant load of 50% of the number of seats plus the number of female employees.

(8) Where a separate employee washroom is provided, the same room may be used by both female and male employees provided that,

(a) the total number of employees is not more than 5, and

(b) the door to the room can be locked from the inside.

(9) The number of employees in Sentences (6), to (8) shall be the maximum number of employees who are normally present on the premises at one time and shall include only those who are present for more than 25 per cent of the working day.

(10) For a parking lot that is part of a restaurant where patrons are intended to eat in vehicles parked on the lot, the number of water closets required shall conform to,

(a) Table 3.7.4.3.G. where food service by employees is not provided on the parking lot, or

(b) Table 3.7.4.3.H. where employees serve food on the parking lot.

(11) The number of water closets required for drive-in theatres shall conform to Table 3.7.4.3.H.

(12) The number of water closets required for dance halls and recreational establishments shall be at least one fixture for each 100 males and one fixture for each 75 females.

(13) In a child care facility the maximum number of children per water closet and lavatory shall conform to Table 3.7.4.3.I.

(14) The number of water closets required for elementary and secondary schools shall be at least one fixture for each 30 males and one fixture for each 26 females.

(15) The number of water closets required for non-residential college buildings shall be at least one fixture for each 100 males and one fixture for each 75 females.

(16) The number of water closets required for places of worship and undertaking premises shall be at least one fixture for each 150 persons of each sex.

(1) The number of water closets and lavatories required for Group B, Division 1 occupancies shall be determined on the basis of the special needs of these occupancies.

(2) In a Group B, Division 2 or 3 occupancy, washrooms shall be provided so that each washroom,

(a) serves not more than four patients or residents,

(b) is accessible from patients’ or residents’ sleeping rooms,

(c) contains one water closet, and

(d) contains one lavatory.

(3) The number of water closets required for employees in Group B, Division 2 or 3 occupancies shall conform to Table 3.7.4.4.

(1) A kitchen sink, lavatory, water closet and bathtub or shower stall shall be provided for every dwelling unit where a piped water supply is available.

(1) Except for dwelling units and as provided in Sentence (2), the number of water closets required for residential occupancies shall conform to Table 3.7.4.6.

(2) At least one water closet or privy shall be provided for every,

(a) 10 campers of each sex in a recreational camp, and

(b) 10 employees of each sex in a camp for housing of workers.

(3) In recreational camps and camps for housing of workers, no fewer than two lavatories or provision for a pail or other portable container of sound construction shall be provided for each of the water closets or privies required in Sentence (2).

(4) A camp for housing of workers shall include,

(a) at least one shower or other area of bathing, and

(b) provisions for at least one washing machine or laundry tub for every 15 beds.

(1) Except as provided in Sentence (2), the number of water closets required for business and personal services occupancies shall conform to Table 3.7.4.7.

(2) Not more than one water closet to serve both sexes need be provided in a Group D occupancy having an occupant load of not more than 5 persons.

(1) Except as provided in this Article, the number of water closets required for employees in mercantile occupancies shall conform to Table 3.7.4.8.

(2) Except as provided in Sentence (4), the number of water closets required for the public in mercantile occupancies shall be at least one fixture for each 300 males and one fixture for each 150 females, except that,

(a) water closets provided for employees are permitted to be counted as part of those required for the public when these water closets are made accessible to the public, and

(b) where the total area of the mercantile occupancy, excluding basements, is not more than 600 m², not more than one water closet for each sex need be provided.

(3) Not more than one water closet to serve both sexes need be provided in a Group E occupancy where,

(a) the occupant load is not more than 9 persons, or

(b) where the total area of the occupancy, excluding basements, is not more than 300 m².

(4) For a restaurant classified as mercantile occupancy, the number of water closets and lavatories required shall conform to Article 3.7.4.3.

(1) Except as provided in Sentence (2), the number of water closets and lavatories required for industrial occupancies shall conform to Table 3.7.4.9.

(2) Not more than one water closet to serve both sexes need be provided in a Group F occupancy where,

(a) the occupant load is not more than 9 persons, or

(b) the total area of the occupancy, excluding basements, is not more than 300 m².

(1) If mobile homes do not have individual plumbing facilities connected to a central water supply and drainage system, a service building shall be provided for public use.

(2) The service building required by Sentence (1) shall contain,

(a) at least one water closet for each sex if the service building facilities serve not more than 10 mobile homes, and

(b) an additional water closet for each sex for each additional 10 mobile homes.

(3) If a service building is required by Sentence (1) it shall contain lavatories as required by Sentence 3.7.4.2.(5)v1v2 and at least,

(a) one laundry tray or similar facility, and

(b) one bathtub or shower for each sex.

(1) Glass, other than safety glass, shall not be used for a shower or bathtub enclosure.

(1) Wall and floor surfaces below the uppermost surfaces of urinals shall be protected from deterioration by impervious and durable material for a distance from the urinal to a point not less than 900 mm from the projected outline of the urinal on to the wall or floor.

(2) Floor surfaces around a water closet shall be protected from deterioration by impervious and durable material for a distance not less than 900 mm from the projected outline of the water closet on to the floor.

(1) A floor drain shall be installed in a washroom containing urinals equipped with automatic flushing devices.

(1) Grab bars that are installed shall resist a minimum load of 1.3 kN applied vertically or horizontally.

(1) If a room contains not more than 1 water closet, the doorway to the room shall be provided with a full height door that is capable of being locked from the inside.

(2) If a room contains no fewer than 2 water closets or at least 1 water closet and 1 urinal, the room shall be designed so that water closets, urinals and lavatories are not visible from the entrance to the room.

(1) A water distribution system supplying hot water to plumbing fixtures shall conform to the requirements in Subsection 7.6.5.

(1) On every floor where work will be performed and within 100 m of any area where work will be performed, potable water shall be provided from,

(a) a fountain with an upward jet,

(b) a tap from a piped water supply, or

(c) a tap from a covered vessel.

(1) Every pharmacy shall be provided with a sink with hot and cold potable water for washing utensils used in the preparation, service or storage of drugs.