The Ontario Building Code | Plumbing Fixtures for Assembly Occupancies

3.7.4.3. Plumbing Fixtures for Assembly Occupancies

(1) Except as provided by Sentences (2) to (16) and Sentence 3.7.4.2.(9), the number of water closets required for assembly occupancies shall conform to Table 3.7.4.3.A.

Table 3.7.4.3.A.
water Closets for Assembly Occupancies

Forming Part of Sentence 3.7.4.3.(1)

Item	Column 1 Number of Persons of Each Sex	Column 2 Minimum Number of water Closets for Males	Column 3 Minimum Number of water Closets for Females
1.	1 - 25	1	1
2.	26 - 50	1	2
3.	51 - 75	2	3
4.	76 - 100	2	4
5.	101 - 125	3	5
6.	126 - 150	3	6
7.	151 - 175	4	7
8.	176 - 200	4	8
9.	201 - 250	5	9
10.	251 - 300	5	10
11.	301 - 350	6	11
12.	351 - 400	6	12
13.	Over 400	7 plus 1 for each additional increment of 200 males in excess of 400	13 plus 1 for each additional increment of 100 females in excess of 400

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

Table 3.7.4.3.B.
water Closets for Assembly Occupancies

Forming Part of Sentence 3.7.4.3.(2)

Item	Column 1 Number of Persons of Each Sex	Column 2 Minimum Number of water Closets for Males	Column 3 Minimum Number of water Closets for Females
1.	1 to 50	1	2
2.	51 to 75	2	3
3.	76 to 100	2	4
4.	101 to 125	3	5
5.	126 to 150	3	6
6.	151 to 175	4	7
7.	176 to 200	4	8
8.	201 to 250	5	9
9.	251 to 300	5	10
10.	301 to 350	6	11
11.	351 to 400	6	12
12.	over 400	7 plus 1 for each additional increment of 200 males in excess of 400	13 plus 1 for each additional increment of 100 females in excess of 400

(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) outdoorref ="http://thehandyforce.com/doors/" title ="Toronto Door installer">door pools.

Table 3.7.4.3.C.
water Closets for Assembly Occupancies

Forming Part of Sentences 3.7.4.3.(3) and 3.11.9.1.(4)

Item	Column 1 Number of Persons of Each Sex	Column 2 Minimum Number of water Closets for Each Sex
1.	1 to 50	1
2.	51 to 150	2
3.	151 to 250	3
4.	251 to 375	4
5.	376 to 500	5
6.	over 500	6 plus 1 for each additional increment of 150 persons of each sex in excess of 500

(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.

Table 3.7.4.3.D.
water Closets for Assembly Occupancies

Forming Part of Sentences 3.7.4.3.(4) and (7)

Item	Column 1 Number of Persons of Each Sex	Column 2 Minimum Number of water Closets for Each Sex
1.	1 to 20	1
2.	21 to 70	2
3.	71 to 105	3
4.	106 to 135	4
5.	136 to 165	5
6.	166 to 195	6
7.	196 to 225	7
8.	226 to 275	8
9.	276 to 325	9
10.	326 to 375	10
11.	376 to 425	11
12.	over 425	12 plus 1 for each additional increment of 50 persons of each sex in excess of 425

(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.

Table 3.7.4.3.E.
water Closets for Assembly Occupancies

Forming Part of Sentences 3.7.4.3.(5) and 3.14.1.8.(1)

Item	Column 1 Number of Persons of Each Sex	Column 2 Minimum Number of water Closets for Each Sex
1.	1 to 50	2
2.	51 to 70	3
3.	71 to 90	4
4.	91 to 110	5
5.	111 to 140	6
6.	141 to 180	7
7.	181 to 220	8
8.	221 to 260	9
9.	over 260	10 plus 1 for each additional increment of 40 persons of each sex in excess of 260

(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.

Table 3.7.4.3.F.
Plumbing Fixtures for Assembly Occupancies

Forming Part of Sentence 3.7.4.3.(6)

Item	Column 1 Number of Employees of Each Sex	Column 2 Minimum Number of water Closets and Lavatories for Males	Column 3 Minimum Number of water Closets and Lavatories for Females
1.	1 to 9	1	1
2.	10 to 24	2	2
3.	25 to 49	3	3
4.	50 to 74	4	4
5.	75 to 100	5	5
6.	over 100	6 plus 1 for each additional increment of 30 male employees in excess of 100	6 plus 1 for each additional increment of 30 female employees in excess of 100

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

Table 3.7.4.3.G.
water Closets for Assembly Occupancies

Forming part of Sentence 3.7.4.3.(10)

Item	Column 1 Number of Parking Spaces	Column 2 Minimum Number of water Closets for Each Sex
1.	1 to 20	1
2.	21 to 70	2
3.	71 to 105	3
4.	106 to 135	4
5.	136 to 165	5
6.	166 to 195	6
7.	196 to 225	7
8.	226 to 275	8
9.	276 to 325	9
10.	326 to 375	10
11.	376 to 425	11
12.	over 425	12 plus 1 for each additional increment of 50 parking spaces in excess of 425

Table 3.7.4.3.H.
water Closets for Assembly Occupancies

Forming part of Sentences 3.7.4.3.(10) and (11)

Item	Column 1 Number of Parking Spaces	Column 2 Minimum Number of water Closets for Each Sex
1.	1 to 40	1
2.	41 to 140	2
3.	141 to 210	3
4.	211 to 270	4
5.	271 to 330	5
6.	331 to 390	6
7.	391 to 450	7
8.	451 to 550	8
9.	551 to 650	9
10.	651 to 750	10
11.	751 to 850	11
12.	over 850	12 plus 1 for each additional increment of 100 parking spaces in excess of 850

(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.

Table 3.7.4.3.I.
Plumbing Fixtures for a Child Care Facility

Forming Part of Sentence 3.7.4.3.(13)

Item	Column 1 Age of Children	Column 2 Maximum Number of Children per water Closet and Lavatory
1.	under 2	10 without regard to number of each sex
2.	2 to 5	10 without regard to number of each sex
3.	6 to 9	15 for males; 15 for females
4.	over 9	30 for males; 26 for females

(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.