O. Reg. 278/99

ONTARIO REGULATION 278/99 TO AMEND

ONTARIO REGULATION 403/97

MADE UNDER THE

BUILDING CODE ACT, 1992

Note: Ontario Regulation 403/97 has previously been amended by Ontario Regulations 22/98, 102/98, 122/98 and 152/99.

1. (1) Article 1.1.3.2. of Ontario Regulation 403/97 is amended by adding the following definition:

Design capacity, when used in the definition of the term sewage system, means total daily design sanitary sewage flow determined in accordance with Article 8.2.1.3.

(2) Clauses (f), (g) and (h) of the definition of sewage system in Article 1.1.3.2. of the Regulation are revoked and the following substituted:

(f) have a design capacity of 10,000 litres per day or less,

(g) have, in total, a design capacity of 10,000 litres per day or less where more than one of these are located on a lot or parcel of land, and

(h) are located wholly within the boundaries of the lot or parcel of land on which is located the building or buildings they serve.

2. Table 2.6.3.2. of the Regulation is amended by striking out "8.9.2.3.(1)(a)" in the portion of Column 4 corresponding to "American Public Health Association, American Waterworks Association, Water Environment Federation" in Column 1 and substituting "8.9.2.4.(1)(b)".

3. Subclause 3.3.1.5.(2)(d)(i) of the Regulation is revoked and the following substituted:

(i) the travel distance to an egress doorway or an egress facility is more than 25 m, or

4. Sentence 3.3.1.7.(7) of the Regulation is amended by striking out "Clause (1)(c)" and substituting "Sentence (2)".

5. Article 8.1.3.1. of the Regulation is amended by adding the following Sentence:

(4.1 Waste water from a kitchen equipped with a garbage grinder may be directed to the sewage system provided the system has been designed to accept such waste water.

6. (1) Table 8.2.1.3.A. of the Regulation is amended by striking out row 5 which begins with the word "Dwellings" and substituting the following:

Dwellings

a) 1 Bedroom Dwelling

b) 2 Bedroom Dwelling

c) 3 Bedroom Dwelling

d) 4 Bedroom Dwelling

e) 5 Bedroom Dwelling

f) Additional flow for (2)

i) each bedroom over 5

ii) A) each 10m²(or part thereof) over 200m² up to 400m² (3)

B) each 10m²(or part thereof) over 400m² up to 600m² (3), and

C) each 10m²(or part thereof) over 600m² (3), or

iii) each fixture unit over 20 fixture units

750

1100

1600

2000

2500

500

100

(2) Table 8.2.1.3.A. of the Regulation is amended by striking out row 6 which begins with the words "Hotels and Motels" and substituting the following:

Hotels and Motels (excluding bars and restaurants)

a) Regular, per room

b) Resort hotel, cottage, per person

c) Self service laundry, add per machine

250

500

2500

(3) Note (3) of Table 8.2.1.3.A. of the Regulation is revoked and the following substituted:

(3) Total finished area, excluding the area of the finished basement.

7. (1) Table 8.2.1.3.B. of the Regulation is amended by striking out row 13 which begins with the words "Food Service Operations" and substituting the following:

Food Service Operations
A) Restaurant (not 24 hour), per seat	125
B) Restaurant (24 hour), per seat	200
C) Restaurant on controlled access highway, per seat	400
D) Paper Service Restaurant, per seat	60
E) Donut Shop, per seat	400
F) Bar and Cocktail Lounge, per seat	125
G) Drive-in Restaurant, per parking space	60
H) Take-out Restaurant (no seating area)
i) Per 9.25 m² of floor area, and	190
ii) Per employee per 8 hour shift	75
I) Cafeteria, per meal	12
J) Food Outlet
i) excluding delicatessen, bakery and meat department, per 9.25 m² of floor space	40
ii) Per 9.25 m² of delicatessen floor space	190
iii) Per 9.25 m² of bakery floor space	190
iv) Per 9.25 m² of meat department floor space, and	380
v) Per water closet	950

(2) Table 8.2.1.3.B. of the Regulation is amended by striking out row 20 which begins with the words "Service Stations" and substituting the following:

Service Stations (no vehicle washing) (4)

a) Per water closet, and

i) Per fuel outlet, or

ii) Per vehicle served

950

560

(3) Table 8.2.1.3.B. of the Regulation is amended by striking out row 27 which begins with the word "Warehouse" and substituting the following:

Warehouse

a) Per water closet, and

b) Per loading bay

950

150

8. Article 8.2.1.4. of the Regulation is amended by adding the following Sentence:

(4) If more than one sewage system is located on a lot or parcel of land, there shall be no overlap of any part of the systems.

9. (1) Clause 8.2.2.3.(4)(c) of the Regulation is revoked and the following substituted:

(c) the pipe between the outlet of one tank and the inlet of the next tank in the series shall have a minimum slope of 2 per cent,

(2) Clause 8.2.2.3.(4)(e) of the Regulation is revoked and the following substituted:

(e) Reserved, and

10. Sentence 8.4.1.2.(2) of the Regulation is revoked and the following substituted:

(2) The total daily design flow for a Class 2 sewage system shall be calculated based on the fixtures discharging to the system as follows:

(a) 200 L per fixture unit where there is a supply of pressurized water, and

(b) 125 L per fixture unit where there is no supply of pressurized water.

11. Clause 8.7.3.2.(2)(c) of the Regulation is revoked and the following substituted:

12. Sentence 8.7.4.1.(1) of the Regulation is revoked and the following substituted:

(1) The area described in Sentence 8.7.4.2.(1) shall be designed such that the loading rate does not exceed, for soil having a percolation time set out in Column 1 of Table 8.7.4.1.A., the maximum value set out opposite thereto in Column 2 of Table 8.7.4.1.A.

Table 8.7.4.1.A.

Loading Rates for Fill Based Absorption Trenches and Filter Beds Forming Part of Sentences 8.7.4.1.(1) and 8.7.5.2.(2)

T<50

Column 1

Percolation Time (T) of Soil (min/cm)

Loading Rates (L/m²day)

Column 2

13. (1) Sentences 8.7.4.2.(1) and (2) of the Regulation are revoked and the following substituted:

(1) A leaching bed comprised of absorption trenches may be constructed in leaching bed fill if unsaturated soil or leaching bed fill complying with Clause 8.7.2.1.(1)(b) extends

(a) to a depth of at least 250 mm over the area covered by the leaching bed fill, and

(b) for at least 15 m beyond the outer distribution pipes in any direction in which the effluent entering the soil or leaching bed fill will move horizontally.

(2) If the unsaturated soil or leaching bed fill described in Sentence (1) has a percolation time greater than 15 minutes, any leaching bed fill added to form the leaching bed shall have a percolation time not less than 75% of the percolation time of the unsaturated soil or leaching bed fill.

(2.1) Leaching bed fill that does not meet the requirements of Sentence (2) may be used to form the leaching bed if

(a) the distance from the bottom of the absorption trench to native soil is not less than 900 mm, or

(b) where the distance from the bottom of the absorption trench to native soil is less than 900 mm, the percolation time of the least permeable soil or leaching bed fill within 900 mm from the bottom of the absorption trench is used to calculate the length of the distribution pipe under Article 8.7.3.1.

(2) Sentence 8.7.4.2.(8) of the Regulation is revoked and the following substituted:

(8) Except as provided in Sentence (8.1), the sides of the added leaching bed fill shall be sloped to ensure stability, but shall not be steeper than one unit vertically to four units horizontally.

(8.1) The side slope of the leaching bed fill may be increased up to one unit vertically to three units horizontally if measures are taken to prevent erosion and ensure stability of the leaching bed fill.

14. (1) Sentence 8.7.5.2.(2) of the Regulation is revoked and the following substituted:

(2) The area described in Sentence 8.7.4.2.(1) shall be designed such that the loading rate does not exceed, for soil having a percolation time set out in Column 1 of Table 8.7.4.1.A., the maximum value set out opposite thereto in Column 2 of Table 8.7.4.1.A.

(2) Article 8.7.5.2. of the Regulation is amended by adding the following Sentence:

(5) Where a treatment unit designed to produce effluent not exceeding the maximum concentrations stipulated in Column 2 of Table 8.6.2.2.A is used in conjunction with a filter bed, the effective area shall be such that the loading on the surface of the filter medium does not exceed 100 L/m² per day.

15. (1) Clause 8.7.5.3.(3)(b) of the Regulation is amended by striking out "less" and substituting "greater".

(2) Sentence 8.7.5.3.(6) of the Regulation is amended by striking out the last line and substituting the following:

T = the lesser of 50 and the percolation time of the underlying soil

16. Article 8.7.6.1. of the Regulation is revoked and the following substituted:

8.7.6.1. Design Requirements

(1) The design and installation of a shallow buried trench shall be carried out by a person competent in this field of work.

17. Clause 8.8.1.2.(1)(d) of the Regulation is revoked and the following substituted:

(d) to upgrade a sewage system serving an existing building, where upgrading through the use of a Class 4 sewage system is not possible due to lot size, site slope or clearance limitations, or

18. Article 8.9.2.3. of the Regulation is amended by adding the following Sentence:

(3) The person authorized by the manufacturer to service and maintain the treatment unit and who has entered into the agreement referred to in Sentence (2) with the person operating the treatment unit shall notify the chief building official if

(a) the agreement is terminated, or

(b) access for service and maintenance of the treatment unit is denied by the person operating the treatment unit.

19. (1) Sentence 9.11.2.1.(1) of the Regulation is amended by striking out "9.10.3.1.A. and 9.10.3.1.B." and substituting "8.1 and 8.2".

(2) Sentence 9.11.2.1.(2) of the Regulation is amended by striking out "or listed in Tables 9.10.3.1.A. and 9.10.3.1.B." and substituting "or as listed in Tables 8.1 and 8.2".

20. Sentence 9.20.10.1.(2) of the Regulation is amended by striking out the portion before Clause (a) and substituting the following:

(2) The spacing of supports required in Sentence (1) shall be not more than

21. Table 9.20.13.1. of the Regulation is amended by striking out "0.36" in the portions of Columns 2 and 3 corresponding to "Copper" in Column 1 and substituting in each case "0.46".

22. Sentences 9.25.2.1.(13) and (14) of the Regulation are revoked and the following substituted:

(13)Except as provided in Sentences (14) and (15), log wall construction and post, beam and plank construction shall have a minimum thermal resistance of RSI 2.1 for the total assembly.

(14)The thermal resistance value in Sentence (13) for the total wall assembly may be reduced to not less than RSI 1.61 if

(a) the thermal resistance of insulation for the exposed roof or ceiling required in Table 9.25.2.1. is increased by an amount equivalent to the reduction permitted in this Sentence, and

(b) for log walls, the logs have tongue-and-groove or splined joints.

(15)Where milled log walls are installed, the thermal resistance value in Sentence (13) for the total wall assembly does not apply if

(a) the mean thickness of each log is not less than 150 mm,

(b) the thermal resistance of insulation for the exposed roof or ceiling required in Table 9.25.2.1. is increased by RSI 0.53, and

23. (1) Clause 9.30.3.4.(1)(d) of the Regulation is amended by striking out "less" and substituting "more".

(2) Clause 9.30.3.4.(2)(d) of the Regulation is amended by striking out "less" and substituting "more".

24. Table A-7 of the Regulation is amended by striking out "Northern Species (includes any Canadian species covered by the NLGA Standard Grading Rules)" the first time it occurs in Column 1 and substituting "Spruce-Pine-Fir (includes Spruce (all species except Coast Sitka Spruce), Jack Pine, Lodgepole Pine, Balsam Fir and Alpine Fir)".

25. Table A-12 of the Regulation is amended by striking out "2.89" in the portion of Column 4 corresponding to "Douglas Fir - Larch (includes Douglas Fir and Western Larch)" in Column 1 and substituting "2.69".

26. Table A-18 of the Regulation is amended by striking out "1.10" in the portion of Column 5 corresponding to "Roof and ceiling only" in Column 1 and substituting "2.10".

27. Clause 11.4.2.5.(3)(b) of the Regulation is amended by striking out "gross area" and substituting "finished area".

This document is prepared for purposes of convenience only, and for accurate reference recourse should be had to the Official Volumes.