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3.7.4.3. PLUMBING FIXTURES FOR ASSEMBLY OCCUPANCIES
THE ONTARIO BUILDING CODE |
PLUMBING FIXTURES FOR
ASSEMBLY OCCUPANCIES
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 Section 1
 Section 3
 Section 4
 Section 5
 Section 6
 Section 7
 Section 8
 Section 9
 Section 10
 Section 11
 Section 12
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
Column 2
Column 3
Number of
Minimum
Minimum
Persons of
Number of
Number of
Each Sex
water Closets
water Closets
for Males
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
13 plus 1 for
each
each
additional
additional
increment of
increment of
200 males in
100 females
excess of 400
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
Column 2
Column 3
Number of
Minimum
Minimum
Persons of
Number of
Number of
Each Sex
water Closets
water Closets
for Males
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
13 plus 1 for
each
each
additional
additional
increment of
increment of
200 males in
100 females
excess of 400
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/"
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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
Column 2
Number of Persons
Minimum Number of
of Each Sex
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
Column 2
Number of Persons of
Minimum Number of
Each Sex
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
Column 2
Number of Persons
Minimum Number of
of Each Sex
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
Column 2
Column 3
Number of
Minimum
Minimum
Employees of
Number of
Number of
Each Sex
water Closets
water Closets
and
and
Lavatories
Lavatories
for Males
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
6 plus 1 for
each
each
additional
additional
increment of
increment of
30 male
30 female
employees in
employees in
excess of
excess of
100
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
Column 2
Number of Parking
Minimum Number of
Spaces
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
Column 2
Number of Parking
Minimum Number of
Spaces
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 drivein 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
Column 2
Age of Children
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 nonresidential 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.
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